Research Outputs

Journal Articles
AGYEI-TUFFOUR B, MENSAH-DARKWA K, AMPONG DN, ADDAE EA, GBADAM GS, DARKO CNS, AKYAW AO, ADJAH J, ASARE J, LI G, GOOSEN NJ. Nanomaterials in 2-dimensions for flexible solar cell applications – a review. Cogent Engineering 2022; 9:31 pages, 2143034.

AKDOGAN G, BRADSHAW SM, DORFLING C, BERGMANN C, GHOSH T, CAMPBELL Q. Characterization of rare earth elements by XRT sorting products of a South African coal seam. International Journal of Coal Preparation and Utilization 2022; 42(4):1071-1087.

ANYE CHO B, ROSS BS, DU TOIT J, POTT RWM, DEL RIO-CHANONA EA, ZHANG D. Dynamic modelling of light and temperature effects on biomass growth and biohydrogen production by the photosynthetic bacterium RhodopseudomonaspalustrisComputer Aided Chemical Engineering 2022; 51:19-24.

APIYO D, MOUTON JM, LOUW C, SAMPSON SL, LOUW TM. Dynamic mathematical model development and validation of in vitro Mycobacterium smegmatis growth under nutrient- and pH-stress. Journal of Theoretical Biology 2022; 532:15 pages, 110921.

BEDZO OKK, DREYER CB, VAN RENSBURG E, GORGENS JF. Optimisation of Pretreatment Catalyst, Enzyme Cocktail and Solid Loading for Improved Ethanol Production from Sweet Sorghum Bagasse. BioEnergy Research 2022; 15:1083-1095.

BELLO F, CHIMPHANGO AFA. Tailor‑Made Conversion of Mango Seed Husks to Obtain Hemicellulose Suitable for the Production of Thermally Stable Films. Waste and Biomass Valorization 2022; 13:719-737.

BOSMAN CE, POTT RWM, BRADSHAW SM. A Thermosiphon Photobioreactor for Photofermentative Hydrogen Production by Rhodopseudomonas palustrisBioengineering 2022; 9(344):16.
BOSMAN CE, POTT RWM, BRADSHAW SM. Design, modelling and simulation of a thermosiphon photobioreactor for photofermentative hydrogen production. Biochemical Engineering Journal 2022; 186:11 pages, 108582.

BRANDT BA, GARCIA-APARICIO MDP, GORGENS JF, VAN ZYL WH. Adaptation of Saccharomyces cerevisiae in a concentrated spent sulphite liquor waste stream for increased inhibitor resistance. Applied Microbiology and Biotechnology 2022; 106:455-468.

CAIRNCROSS KH, TADIE M. Life cycle assessment as a design consideration for process development for value recovery from gold mine tailings. Minerals Engineering 2022; 183:18 pages, 107588.

CEASER R, CHIMPHANGO AFA. Comparative analysis of physical and functional properties of cellulose nanofibers isolated from alkaline pre-treated wheat straw in optimized hydrochloric acid and enzymatic processes. International Journal of Biological Macromolecules 2021; 171:331-342.

COETZEE G, GORGENS JF, SMITH JJ. Influence of codon optimization, promoter, and strain selection on the heterologous production of a β‑fructofuranosidase from Aspergillus fijiensis ATCC 20611 in Pichia pastorisFolia Microbiologica 2022; 67:339-350.

CONRADIE WJ, DORFLING C, CHIMPHANGO AFA, BOOTH AM, SØRENSEN L, AKDOGAN G. Investigating the Physicochemical Property Changes of Plastic Packaging Exposed to UV Irradiation and Different Aqueous Environments. Microplastics 2022; 1:456-476.

DARKO C, AGYEI‑TUFFOUR B, FALOYE FD, GOOSEN NJ, NYANKSON E, DODOO‑ARHIN D. Biomethane Production From Residual Algae Biomass (Ecklonia maxima): Effects of Inoculum Acclimatization on Yield. Waste and Biomass Valorization 2022; 13:497-509.

DE KLERK DL, SCHWARZ CE. Quaternary liquid-liquid equilibria measurements and NRTL modelling for the (Water + Ethanol + 2-Propanol + 2,2,4-Trimethylpentane) system at 298.2K to 328.2K. Fluid Phase Equilibria 2022; 556:14 pages, 113407.

DU PLESSIS SH, LATSKY C, SCHWARZ CE. Experimental Measurement and PSRK and NRTL Modeling of Binary 1‑Alcohol (Cm) + n‑Alkane (Cm+3) Vapor−Liquid Equilibrium Data. Journal of Chemical and Engineering Data 2022; 67:1915-1931.

EBRAHIMINEJADHASANABADI M, NELSON WM, NAIDOO P, MOHAMMADI AH, RAMJUGERNATH D. Experimental measurements of CO2 solubility, viscosity, density, sound velocity and evaporation rate for 2-(2-aminoethoxy)ethanol (DGA) + 1-methylpyrrolidin-2-one (NMP) / water + ionic liquid systems. Fluid Phase Equilibria 2022; 559:13 pages, 113475.

GERICKE SJ, SALIE K, DE WET LF, GOOSEN NJ. Effects of dietary supplementation of endo-(1,4)-β-xylanase in plant-based diets on growth performance, hindgut microbial diversity, and blood chemistry in large on-growing African catfish (Clarias gariepinus) . Journal of Applied Aquaculture 2021; 0:1-24.

HASSANALIZADEH R, NELSON WM, NAIDOO BK, EBRAHIMINEJADHASANABADI M, NAIDOO P, RAMJUGERNATH D. Purification of nitrogen trifluoride by physical separation. Fluid Phase Equilibria 2022; 560:10 pages, 113405.

HIERRO-IGLESIAS C, CHIMPHANGO AFA, THORNLEY P, FERNÁNDEZ-CASTANÉ A. Opportunities for the development of cassava waste biorefineries for the production of polyhydroxyalkanoates in Sub-Saharan Africa. Biomass and Bioenergy 2022; 166:13 pages, 106600.

KASPRZYK-HORDERN B, ADAMS B, ADEWALE ID, AGUNBIADE FO, AKINYEMI MI, ARCHER E, BADRU FA, BARNETT J, BISHOP IJ, DI LORENZO M, ESTRELA P, FARAWAY J, FASONA MJ, FAYOMI SA, FEIL EJ, HYATT LJ, IREWALE AT, KJELDSEN T, LASISI AKS, LOISELLE S, LOUW TM, METCALFE B,. Wastewater-based epidemiology in hazard forecasting and early-warning systems for global health risks. Environment International 2022; 161:11 pages, 107143.

KRÓLIKOWSKI M, WIęCKOWSKI M, EBRAHIMINEJADHASANABADI M, NELSON WM, NAIDOO P, RAMJUGERNATH D, DOMAńSKA U. Carbon dioxide solubility in ionic liquids: [Guad-(6,6),(1,1),(1,1)][DCA] and [Guad-(6,6),(1,1),(1,1)][TCM] at high pressure. Fluid Phase Equilibria 2022; 563:10 pages, 113572.

LIU X, ALDRICH C. A k-Shot Learning Approach to Recognition of Flotation Froth Conditions with Convolutional Neural Networks. IFAC-PapersOnLine 2022; 55(21):97-101.

LIU X, ALDRICH C. Deep Learning Approaches to Image Texture Analysis in Material Processing. Metals 2022; 12(355):22.

MAHLANGU SG, TAI SL. Morphological and molecular characterization of bacterial endophytes from Centella asiatica leaves. Journal of Genetic Engineering and Biotechnology 2022; 20:171.

MAJEKE BM, COLLARD FX, TYHODA L, GORGENS JF. The Application of Enzymatic Pretreatment with Subsequent Pyrolysis to Improve the Production of Phenols from Selected Industrial (Technical) Lignins. Waste and Biomass Valorization 2022; 13:2009-2015.

MANHONGO TT, CHIMPHANGO AFA, THORNLEY P, RÖDER M. Current status and opportunities for fruit processing waste biorefineries. Renewable & Sustainable Energy Reviews 2022; 155:19 pages, 111823.

MAREE C, GORGENS JF, TYHODA L. Lignin Phenol Formaldehyde Resins Synthesised Using South African Spent Pulping Liquor. Waste and Biomass Valorization 2022; 13:3489-3507.

MAUMELA P, VAN RENSBURG E, CHIMPHANGO AFA, GORGENS JF. Maximising the Benefits of Enzyme Synergy in the Simultaneous Saccharification and Fermentation of Jerusalem Artichoke (Helianthus tuberosus) Tuber Residues into Ethanol. Waste and Biomass Valorization 2022; 13:535-546.

MEYER G, OKUDOH V, VAN RENSBURG E. A rumen based anaerobic digestion approach for lignocellulosic biomass using barley straw as feedstock. South African Journal of Chemical Engineering 2022; 41:98-104.

MKWANANZI T, LOUW TM, AURET L, MANDEGARI M, GORGENS JF. Combined optimal sensor network design and self-optimizing control with application in a typical sugarcane mill. Journal of Process Control 2022; 114:82-91.

MOKOMELE T, DA COSTA SOUSA L, COLBERT A, DALE BE, GORGENS JF, BALAN V. Coupling AFEX and steam-exploded sugarcane residue pellets with a room temperature CIIII-activation step lowered enzyme dosage requirements for sugar conversion. Chemical Engineering Journal 2022; 446:13 pages, 137117.

MOONSAMY TA, MANDEGARI M, FARZAD S, GORGENS JF. A new insight into integrated first and second-generation bioethanol production from sugarcane. Industrial Crops and Products 2022; 188:13 pages, 115675.

MORAKILE T, MANDEGARI M, FARZAD S, GORGENS JF. Comparative techno-economic assessment of sugarcane biorefineries producing glutamic acid, levulinic acid and xylitol from sugarcane. Industrial Crops and Products 2022; 184:15 pages, 115053.

MOSSISSA AT, BÉLIÈRES J, SALGADO PAULO, RAHARIMALALA S, LOUW TM, GOOSEN NJ. Assessment of Agricultural Biomass Residues for Anaerobic Digestion in Rural Vakinankaratra Region of Madagascar. BioEnergy Research 2020; 15:1251-1264.

MOSSISSA AT, LOUW TM, GOOSEN NJ. Probabilistic techno-economic assessment of anaerobic digestion predicts economic benefits to smallholder farmers with quantifiable certainty. Waste Management 2022; 138:8-18.

MQONI M, SINGH S, BAHADUR I, HASHEMI H, RAMJUGERNATH D. Ionic liquids, the mixture of ionic liquids and their co-solvent with N, N-dimethylformamide as solvents for cellulose using experimental and COSMO study. Results in Engineering 2022; 15:11 pages, 100484.

MUGWAGWA LR, CHIMPHANGO AFA. Physicochemical properties and potential application of hemicellulose/pectin/nanocellulose biocomposites as active packaging for fatty foods. Food Packaging and Shelf Life 2022; 31:10 pages, 100795.<

MUGWAGWA LR, CHIMPHANGO AFA. Predicting mechanical properties of hemicellulose‑based films reinforced with acetylated nanocellulose. JOURNAL OF POLYMER RESEARCH 2022; 29:12 pages, 228.

MUTIMUTEMA P, AKDOGAN G, TADIE M. Evaluation of pre-treatment methods for gold recovery from refractory calcine tailings. Journal of the Southern African Institute of Mining and Metallurgy 2022; 122(10):561-570.

MWANDAWANDE I, BRADSHAW SM, KARIMI M, AKDOGAN G. Investigation of the mixing characteristics of industrial flotation columns using computational fluid dynamics. Journal of the Southern African Institute of Mining and Metallurgy 2022; 122(5):245-258.

MWEWA B, TADIE M, NDLOVU S, SIMATE GS, MATINDE E. Recovery of rare earth elements from acid mine drainage: A review of the extraction methods. Journal of Environmental Chemical Engineering 2022; 10:15 pages, 107704.

NDAMASE N, TADIE M, CORIN KC. The Electrochemical Response of Chalcopyrite and Galena to Degrading Water Quality. Minerals 2022; 12:11 pages, 1476.

NDLOVU P, BABAEE S, NAIDOO P. Review on CH4-CO2 replacement for CO2 sequestration and CH4/CO2 hydrate formation in porous media. FUEL 2022; 320:25 pages, 123795.

NGIBA QT, GORGENS JF, TYHODA L. Lignin Ammoxidation: Synthesis of Nitrogen Releasing Soil Conditioning Products from Waste Pulp Liquor and Their Pot Trial Evaluation. Waste and Biomass Valorization 2022; 13:4785-4796.

NTIMBANI RN, FARZAD S, GORGENS JF. Furfural production from sugarcane bagasse along with co-production of ethanol from furfural residues. Biomass Conversion and Biorefinery 2022; 12:5257-5267.

OLIVIER J, ALDRICH C, LIU X. Explaining Convolutional Neural Network Predictions of Particle Size in the Underflow of a Hydrocyclone. IFAC-PapersOnLine 2022; 55(21):19-24.

PADI RK, CHIMPHANGO AFA, ROSKILLY AP. Economic and environmental analysis of waste-based bioenergy integration into industrial cassava starch processes in Africa. Sustainable Production and Consumption 2022; 31:67-81.

PENGILLY C, GARCIA-APARICIO MDP, SWART JP, GORGENS JF. Micro-assay method for enzymatic saccharification of industrially relevant lignocellulose substrates. Biomass Conversion and Biorefinery 2022; 12:299-311.

PETERSEN AM, ANNOH-QUARSHIE J, VAN RENSBURG E, GORGENS JF. Optimizing the processes of extracting proteins from yellow peas and ethanol production from spent pea residues. Biomass Conversion and Biorefinery 2022; 12:2913-2924.

PETERSEN AM, CHIRESHE F, GORGENS JF, VAN DYK JC. Flowsheet analysis of gasification-synthesis-refining for sustainable aviation fuel production from invasive alien plants. Energy 2022; 245:13 pages, 123210.

PUNT T, BRADSHAW SM, VAN WYK AP, AKDOGAN G. Phase Separation in a Novel Selective Lithium Extraction from Citrate Media with D2EHPA. Metals 2022; 12:19 pages, 1400.

PUNT T, BRADSHAW SM, VAN WYK AP, AKDOGAN G. The Efficiency of Black Mass Preparation by Discharge and Alkaline Leaching for LIB Recycling. Minerals 2022; 12:14 pages, 753.

RAGO YP, COLLARD FX, GORGENS JF, SURROOP D, MOHEE R. Co-combustion of torrefied biomass-plastic waste blends with coal through TGA: Influence of synergistic behaviour. Energy 2022; 239:11 pages, 121859.

ROSS BS, POTT RWM. Investigating and modeling the effect of light intensity on Rhodopseudomonas palustris growth. Biotechnology and Bioengineering 2022; 119:907-921.

SCHULZE-HULBE A, SHAAHMADI F, BURGER AJ, CRIPWELL JT. Extending the Structural (s)-SAFT‑γ Mie Equation of State to Primary Alcohols. Industrial & Engineering Chemistry Research 2022; 61:12208-12228.

SHAAHMADI F, BURGER AJ, CRIPWELL JT. Isobaric Vapor−Liquid Equilibria Measurements and Thermodynamic Modeling for the Systems Containing 2‑Butanone, C3 Alcohols, and C4 Esters. Part II: Ternary Mixtures. Journal of Chemical and Engineering Data 2022; 67:2402-2417.

SHAAHMADI F, THOMPSON AC, BURGER AJ, CRIPWELL JT. Isobaric Vapor−Liquid Equilibria Measurements and Thermodynamic Modeling for the Systems Containing 2‑Butanone, C3 Alcohols, and C4 Esters: Part I − Binary Mixtures. Journal of Chemical and Engineering Data 2022; 67:676-688.

SHARMA R, COLLAIR W, WILLIAMS A, HARRISON STL, TAI SL. Design and engineering characterization of a horizontal tubular bioreactor with spiral impeller for cell cultivation. Biochemical Engineering Journal 2023; 191:12 pages, 108794.

SMITH SAM, CRIPWELL JT, SCHWARZ CE. Application of Renormalization Corrections to SAFT-VR Mie. Industrial & Engineering Chemistry Research 2022; 61:12797-12812.

SUTTON SA, POTT RWM, DU TOIT WJ. Desorption of oxygen from wine and model wine solutions in a bubble column. Chemical Engineering Science 2022; 255:117648.

SWANEPOEL JC, GOOSEN NJ. In‑Vivo Evaluation of the Suitability of By‑Product‑Derived Phosphate Feed Supplements for Use in the Circular Economy, Using Juvenile African Catfish as Model Species. Waste and Biomass Valorization 2022; 13:4639-4649.

SWART LJ, BEDZO OKK, VAN RENSBURG E, GORGENS JF. Pilot-scale xylooligosaccharide production through steam explosion of screw press–dried brewers’ spent grains. Biomass Conversion and Biorefinery 2022; 12:1295-1309.

TEKE GM, GAKINGO GK, POTT RWM. The liquid-liquid extractive fermentation of L–lactic acid in a novel semi-partition bioreactor (SPB). Journal of Biotechnology: X 2022; 360:55-61.

TEKE GM, GAKINGO GK, POTT RWM. Towards improved understanding of the hydrodynamics of a semi-partition bioreactor(SPB): A numerical investigation. Chemical Engineering Research and Design 2022; 177:210-222.

TEKE GM, TAI SL, POTT RWM. Extractive Fermentation Processes: Modes of Operation and Application. ChemBioEng Reviews 2022; 9(2):146-163.

VAN DER MERWE RDT, GOOSEN NJ, POTT RWM. Macroalgal-Derived Alginate Soil Amendments for Water Retention, Nutrient Release Rate Reduction, and Soil pH Control. Gels 2022; 8(548):17 pages.

VAN DER WESTHUIZEN S, COLLARD FX, GORGENS JF. Pyrolysis of waste polystyrene into transportation fuel: Effect of contamination on oil yield and production at pilot scale. Journal of Analytical and Applied Pyrolysis 2022; 161:9 pages, 105407.

WOLFF KE, KRUGER K, POTT RWM, DE KOKER NPJ. The conceptual nuances of technology-supported learning in engineering. European Journal of Engineering Education 2022; 0:20.

ZVAWANDA P, NAIDOO P, NELSON WM, MOODLEY K. P−T−x Measurement and Modeling of Methane or Carbon Dioxide + Methanol +2,2′-[Ethane-1,2-diylbis(oxy)] di(ethan-1-ol) Systems from T = 298 to 323 K. Journal of Chemical and Engineering Data 2022; 67:1174-1187.

Proceedings International

CORIN KC, NDAMASE N, TADIE M. Considering the action of water quality on the electrochemical response of Galena. IMPC Asia-Pacific 2022, Melbourne, Australia, The Australasian Institute of Mining and Metallurgy 2022: 664-667.

DE JAGER M, POTT RWM. Graduates’ views on the curriculum and the transition to the world of work: skills, knowledge, and generic engineering competencies. 2022 IEEE IFEES World Engineering Education Forum – Global Engineering Deans Council (WEEF-GEDC), Cape Town, South Africa, IEEE 2022: 1-7.

DZINZA L, TADIE M, CORIN KC. An electrochemical investigation on the mechanisms of interfacial interactions of a xanthate collector on PGM mineral surfaces in the presence of ions. IMPC ASIA-PACIFIC 2022, Melbourne, Australia, The Australasian Institute of Mining and Metallurgy 2022: 680-692.

KORSTEN N, POTT RWM, GOOSEN NJ, WOLFF KE. The impact of Emergency Remote Teaching on postgraduate engineering students. In: Maharaj S. (ed.) 2022 IEEE IFEES World Engineering Education Forum – Global Engineering Deans Council (WEEF-GEDC), Danvers, USA, IEEE 2022: 6.

MOTANG N, POTT RWM, WOLFF KE. Problem-solving in an open-ended, peer assessed learning activity. In: Maharaj S. (ed.) 2022 IEEE IFEES World Engineering Education Forum – Global Engineering Deans Council (WEEF-GEDC), Danvers, USA, IEEE 2022: 6.

POTT RWM, DE JAGER M. A decade of chemical engineering graduates: their roles and skills in the world of work. 2021 World Engineering Education Forum/Global Engineering Deans Council (WEEF/GEDC), Madrid, Spain, IEEE 2021: 124-131.

REYNOLDS QG, BAUMGARTNER SJ, ERWEE MW, SWANEPOEL S, GELDEHUYS IJ, AKDOGAN G. Computational modelling of electrical conduction in ferroalloy furnace burdens. In: Wærnes AN, Tranell G, Tangstad M, Ringdalen E, van der Eijk C (eds.) Proceedings of the 16th International Ferro-Alloys Congress (INFACON XVI) 2021, Trondheim, Norway, SSRN 2021: 1-18.

Chapters in Books

BABEDI L, VON DER HEYDEN BP, TADIE M, MAYNE MJ. Trace elements in pyrite from five different gold ore deposit classes: a review and meta-analysis. In: Torvela T, Lambert-Smith J.S, Chapman RJ (eds.) Recent Advances in Understanding Gold Deposits: from Orogeny to Alluvium, The Geological Society Publishing House, Croydon, United Kingdom, 2022: 47-84.

POTT R, VON JOHANNIDES J. Process Development in Biosurfactant Production. In: Hausmann R, Henkel M (eds.) Biosurfactants for the Biobased Economy, Springer, Cham, Switzerland, 2022: 195-233.

Journal Articles (subsidised)
ABUFALGHA A, POTT RWM, CLARKE KG. Quantification of oxygen transfer coefficients in simulated hydrocarbon‑based bioprocesses in a bubble column bioreactor. BIOPROCESS AND BIOSYSTEMS ENGINEERING 2021; 44:1913-1921.

ABUFALGHA A, POTT RWM, CLOETE JC, CLARKE KG. Gas–liquid interfacial area and its influence on oxygen transfer coefficients in a simulated hydrocarbon bioprocess in a bubble column reactor.JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY 2021; 96:1096-1106.

ALLAN KM, BEDZO OKK, VAN RENSBURG E, GORGENS JF. The Microbial Devulcanisation of Waste Ground Tyre Rubber Using At. ferrooxidans DSMZ 14,882 and an Unclassified Sulphur‑Oxidising Consortium. Waste and Biomass Valorization 2021; 12:6659-6670.

ANYE CHO B, ROSS BS, DU TOIT J, POTT RWM, DEL RIO CHANONA EA, ZHANG D. Dynamic modelling of Rhodopseudomonas palustris biohydrogen production: Perturbation analysis and photobioreactor upscaling. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 2021; 46:36696-36708.

ARTHUR W, DIEDERICKS D, COETZEE G, VAN RENSBURG E, GORGENS JF. Kinetic modelling of cellulase recycling in paper sludge to ethanol fermentation. Journal of Environmental Chemical Engineering 2021; 9:105981.

ASANTE-SACKEY D, RATHILAL S, TETTEH EK, EZUGBE EO, PILLAY VL. Donnan Membrane Process for the Selective Recovery and Removal of Target Metal Ions—A Mini Review. Membranes 2021; 11:358.

AUGUSTYN AR, POTT RWM, TADIE M. The interactions of the biosurfactant surfactin in coal flotation. COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS 2021; 627:127122.

BABEDI L, TADIE M, NEETHLING PH, VON DER HEYDEN BP. A fundamental assessment of the impacts of cation (Cd, Co, Fe) substitution on the molecular chemistry and surface reactivity of sphalerite. Minerals Engineering 2021; 160:106695, 12 pages.

BARKHUIZEN J, COETZEE G, VAN RENSBURG E, GORGENS JF. The effect of growth rate on the production and vitality of non‑Saccharomyces wine yeast in aerobic fed‑batch culture. BIOPROCESS AND BIOSYSTEMSENGINEERING 2021; 44:2655-2665.

BEDZO OKK, VAN RENSBURG E, GORGENS JF. Investigating the effect of different inulin-rich substrate preparations from Jerusalem artichoke (Helianthus tuberosus L.) tubers on efficient inulooligosaccharides production. Preparative Biochemistry and Biotechnology 2021; 51(5):440-449.

BELLO F, CHIMPHANGO AFA. Optimization of lignin extraction from alkaline treated mango seed husk by high shear homogenization-assisted organosolv process using response surface methodology. International Journal of Biological Macromolecules 2021; 167:1379-1392.

BRANDT BA, GARCIA-APARICIO MDP, GORGENS JF, VAN ZYL WH. Rational engineering of Saccharomyces cerevisiae towards improved tolerance to multiple inhibitors in lignocellulose fermentations. Biotechnology for Biofuels 2021; 14:173.

BRANDT BA, JANSEN T, VOLSCHENK H, GORGENS JF, VAN ZYL WH, DEN HAAN R. Stress modulation as a means to improve yeasts for lignocellulose bioconversion. Applied Microbiology and Biotechnology 2021; 105:4899-4918.

BROWN LJ, COLLARD FX, GOTTUMUKKALA LD, GORGENS JF. Fermentation-pyrolysis of fibre waste from a paper recycling mill for the production of fuel products. WASTE MANAGEMENT 2021; 120:364-372.

CEASER R, CHIMPHANGO AFA. Comparative analysis of physical and functional properties of cellulose nanofibers isolated from alkaline pre-treated wheat straw in optimized hydrochloric acid and enzymatic processes. International Journal of Biological Macromolecules 2021; 171:331-342.

CHIBWE C, TADIE M. An Experimental Review of the Physicochemical Properties of Copper Electrowinning Electrolytes. Mining Metallurgy & Exploration 2021; 38:1125-1237.

CHIMPHANGO A, AMIANDAMHEN SO, GORGENS JF, TYHODA L. Prospects for Paper Sludge in Magnesium Phosphate Cement: Composite Board Properties and Techno-Economic Analysis. Waste and Biomass Valorization 2021; 12:5211-5233.

DEN HAAN R, ROSE SH, CRIPWELL RA, TROLLOPE KM, MYBURGH MW, VILJOEN-BLOOM M, VAN ZYL WH. Heterologous production of cellulose- and starch-degrading hydrolases to expand Saccharomyces cerevisiae substrate utilization: lessons learnt. Biotechnology Advances 2021; 53(107859):1-16.

DOGBE ESA, MANDEGARI M, GORGENS JF. Using the aggregated system exergoeconomic methodology as a comparative tool for the cost-effectiveness of the sugarcane biorefinery options. Journal of Cleaner Production 2021; 319:128607.

DONKOR KO, GOTTUMUKKALA LD, DIEDERICKS D, GORGENS JF. An advanced approach towards sustainable paper industries through simultaneous recovery of energy and trapped water from paper sludge. Journal of Environmental Chemical Engineering 2021; 9:105471.

DU TOIT J, LEA-SMITH DJ, GIT A, HERVEY JRD, HOWE CJ, POTT RWM. Expression of Alternative Nitrogenases in Rhodopseudomonas palustris Is Enhanced Using an Optimized Genetic Toolset for Rapid, Markerless Modifications. ACS Synthetic Biology 2021; 10:2167-2178.

DU TOIT J, POTT RWM. Heat-acclimatised strains of Rhodopseudomonas palustris reveal higher temperature optima with concomitantly enhanced biohydrogen production rates. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 2021; 46:11564-11572.

DZINGAI T, MCFADZEAN B, TADIE M, BECKER M. Decoupling the effects of alteration on the mineralogy and flotation performance of Great Dyke PGE ores. Journal of the Southern African Institute of Mining and Metallurgy 2021; 121(9):475-486.

FALLAHI A, FARZAD S, MOHTASEBI SS, MANDEGARI M, GORGENS JF, GUPTA VK, LAM SS, TABATABAEI M, AGHBASHLO M. Sustainability assessment of sugarcane residues valorization to biobutadiene by exergy and exergoeconomic evaluation. Renewable & Sustainable Energy Reviews 2021; 147:111214.

FARZAD S, MANDEGARI M, GORGENS JF. A novel approach for valorization of waste tires into chemical and fuel (limonene and diesel) through pyrolysis: Process development and techno economic analysis. Fuel Processing Technology 2021; 224:107006.

FATAHI M, AKDOGAN G, DORFLING C, VAN WYK AP. Numerical Study of Microplastic Dispersal in Simulated Coastal Waters Using CFD Approach. Water 2021; 13:3432.

GERICKE SJ, SALIE K, DE WET LF, GOOSEN NJ. Effects of dietary supplementation of endo-(1,4)-βxylanase in plant-based diets on growth performance, hindgut microbial diversity, and blood chemistry in large on-growing African catfish (Clarias gariepinus). Journal of Applied Aquaculture 2021; 0:1-23.

GOVENDER P, MAJEKE BM, ALAWODE AO, GORGENS JF, TYHODA L. The Use of South African Spent Pulping Liquor to Synthesize Lignin Phenol-Formaldehyde Resins. FOREST PRODUCTS JOURNAL 2020; 70(4):503-511.

GOVENDER P, MAJEKE BM, ALAWODE AO, GORGENS JF. The use of South African Spent Pulping Liquor to Synthesize Lignin Phenol-Formaldehyde Resins. FOREST PRODUCTS JOURNAL 2021; 70(4):503-511.

JAMES G, GORGENS JF, POTT RWM. Co-production of volatile fatty acids and biogas from an anaerobic digestion system using in situ extraction. SEPARATION AND PURIFICATION TECHNOLOGY 2021; 257:117891.

KAPANJI KK, FARZAD S, GORGENS JF. Life cycle and sustainability assessments of biorefineries producing glucaric acid, sorbitol or levulinic acid annexed to a sugar mill. Journal of Cleaner Production 2021; 295:126339.

KAPANJI KK, HAIGH KF, GORGENS JF. Techno-economics of lignocellulose biorefineries at South African sugar mills using the biofine process to co- produce levulinic acid, furfural and electricity along with gamma valeractone. Biomass and Bioenergy 2021; 146:106008.

LATSKY C, DANIELS BJ, SCHWARZ CE. High pressure phase behaviour of binary systems containing supercritical solvents and uneven acids. Journal of Supercritical Fluids 2021; 168:105075.

LUFU R, TSIGE AA, OPARA UL. The influence of internal packaging (liners) on moisture dynamics, physical and physiological quality of pomegranate fruit during cold storage. Foods 2021; 10:1388,25 pages.

MAAPOLA TTP, IRAOLA-ARREGUI I, DU PREEZ LJ, OKORO OV, GORGENS JF. An Investigation into the Applicability of Pyrolyzed Tyre Char and Tyre Crumb for the Recovery of Gold from Acidic Solutions. Waste and Biomass Valorization 2021; 12:2609-2621.

MABUTYANA L, POTT RWM. Photo-fermentative hydrogen production by Rhodopseudomonas palustris CGA009 in the presence of inhibitory compounds. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
2021; 46:29088-29099.

MAJEKE BM, COLLARD FX, TYHODA L, GORGENS JF. The synergistic application of quinone reductase and lignin peroxidase for the deconstruction of industrial (technical) lignins and analysis of the degraded lignin products. Bioresource Technology 2021; 319:1-9.

MAKGOALE T, BOGAERS A, ZIETSMAN J, AKDOGAN G. Momentum Transfer from Arc to Slag Bath in a DC Ilmenite Smelting Furnace: A Computational Analysis. JOM 2021; 73:2682-2697.

MANHONGO TT, CHIMPHANGO AFA, THORNLEY P, RÖDER M. An economic viability and environmental impact assessment of mango processing waste-based biorefineries for co-producing bioenergy and bioactive compounds. Renewable & Sustainable Energy Reviews 2021; 148:111216.

MANHONGO TT, CHIMPHANGO AFA, THORNLEY P, RÖDER M. Techno-economic and environmental evaluation of integrated mango waste biorefineries. Journal of Cleaner Production 2021; 325:129335.

MAUMELA P, ROSE SH, VAN RENSBURG E, CHIMPHANGO AFA, GORGENS JF. Bioprocess Optimisation for High Cell Density Endoinulinase Production from Recombinant Aspergillus niger. Applied Biochemistry and Biotechnology – Part A Enzyme Engineering and Biotechnology 2021;193:3271-
3286.

MKWANANZI T, MANDEGARI M, LOUW TM, AURET L, GORGENS JF. Set-point optimization for plant-wide control of a sugarcane mill under process and market prices disturbances: Energy and economicperspectives. JOURNAL OF PROCESS CONTROL 2021; 106:173-183.

MUGWAGWA LR, CHIMPHANGO AFA. Comparison of physicochemical properties and economic gain from three-stage and two-stage sequential valorization of mango peels. Biofuels Bioproducts & Biorefining 2021; 15:454-467.

NTIMBANI RN, FARZAD S, GORGENS JF. Techno-economic assessment of one-stage furfural and cellulosic ethanol co-production from sugarcane bagasse and harvest residues feedstock mixture. Industrial Crops and Products 2021; 162:113272.

NTIMBANI RN, FARZAD S, GORGENS JF. Techno-economics of one-stage and two-stage furfural production integrated with ethanol co-production from sugarcane lignocelluloses. Biofuels Bioproducts & Biorefining 2021; 15:1900-1911.

OOSTHUIZEN JR, NAIDOO RK, ROSSOUW D, POTT RWM, BAUER FF. A Multi–Membrane System to Study the Effects of Physical and Metabolic Interactions in Microbial Co-Cultures and Consortia. Fermentation 2021; 7:206.

PADI RK, CHIMPHANGO AFA. Assessing the potential of integrating cassava residues-based bioenergy into national energy mix using long-range Energy Alternatives Planning systems approach. Renewable & Sustainable Energy Reviews 2021; 145:111071.

PADI RK, CHIMPHANGO AFA. Comparative sustainability assessments for integrated cassava starch wastes biorefineries. Journal of Cleaner Production 2021; 290:125171.

PEREIRA INGLES JMDF, LOUW TM, BOOYSEN MJ. Water quality assessment using a portable UV optical absorbance nitrate sensor with a scintillator and a smartphone camera. Water SA 2021; 47(1):135-140.

PETERSEN AM, BROWN LJ, COLLARD FX, GORGENS JF. Flowsheet Analysis of Valourising Mixed Lignocellulose and Plastic Wastes via Fast Pyrolysis at a Paper Mill. Waste and Biomass Valorization 2021; 12:1025-1038.

PETERSEN AM, CHIRESHE F, OKORO OV, GORGENS JF, VAN DYK JC. Evaluating refinery configurations for deriving sustainable aviation fuel from ethanol or syncrude. Fuel Processing Technology 2021; 219:106879.

PETERSEN AM, OKORO OV, CHIRESHE F, MOONSAMY TA, GORGENS JF. Systematic cost evaluations of biological and thermochemical processes for ethanol production from biomass residues and industrial off-gases. Energy Conversion and Management 2021; 243:114398.

PUNT T, AKDOGAN G, BRADSHAW SM, VAN WYK AP. Development of a novel solvent extraction process using citric acid for lithium-ion battery recycling. Minerals Engineering 2021; 173:107204.

RATSHOSHI BK, FARZAD S, GORGENS JF. Techno-economic assessment of polylactic acid and polybutylene succinate production in an integrated sugarcane biorefinery. Biofuels Bioproducts & Biorefining 2021; 15:1871-1887.

REYNOLDS QG, OXTOBY OF, ERWEE M, BEZUIDENHOUT PJA. An extension of the multiple marker algorithm for study of phase separation problems at the mesoscale. MATEC Web of Conferences 2021;347:00025.

ROSS BS, POTT RWM. Hydrogen production by immobilized Rhodopseudomonas palustris in packed or fluidized bed photobioreactor systems. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 2021;46:1715-1727.

SHAAHMADI F, HURTER RM, BURGER AJ, CRIPWELL JT. Improving the SAFT-γ Mie equation of state to account for functional group interactions in a structural (s-SAFT-γ Mie) framework: Linear and branched alkanes. JOURNAL OF CHEMICAL PHYSICS 2021; 154:244102.

SMITH SAM, CRIPWELL JT, SCHWARZ CE. Accounting for quadrupolar interactions in the CPA equation of state: A modelling approach for binary mixtures of CO2 or benzene with n-alkanes and 1-alkanols.Fluid Phase Equilibria 2021; 528:112848.

STONE W, LOUW TM, BOOYSEN MJ, WOLFAARDT GM. Canary in the coliform mine: Exploring the industrial application limits of a microbial respiration alarm system. PLoS One 2021; 16(3):e0247910,15 pages.

SWANEPOEL RM, SCHWARZ CE. A Semi-empirical Method for the Estimation of High-Pressure (Solvent + Polymer) Phase Boundaries in the Solution Polymerization Process. Industrial & Engineering Chemistry Research 2021; 60:697-718.

SWART LJ, BEDZO OKK, VAN RENSBURG E, GORGENS JF. Intensification of Xylo-oligosaccharides Production by Hydrothermal Treatment of Brewer’s Spent Grains: The Use of Extremely Low Acid Catalyst for Reduction of Degradation Products Associated with High Solid Loading. Applied Biochemistry and Biotechnology – Part A Enzyme Engineering and Biotechnology 2021; 193:1979- 2003.

SWART LJ, PETERSEN AM, BEDZO OKK, GORGENS JF. Techno-economic analysis of the valorization of brewers spent grains: production of xylitol and xylo-oligosaccharides. JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY 2021; 96:1632-1644.

TEKE GM, GAKINGO GK, POTT RWM. Towards improved understanding of the hydrodynamics of a semi-partition bioreactor(SPB): A numerical investigation. Chemical Engineering Research and Design 2022; 177:210-222.

TEKE GM, POTT RWM. Design and evaluation of a continuous semipartition bioreactor for in situ liquid‐ liquid extractive fermentation. Biotechnology and Bioengineering 2021; 118:58-71.

THEUNISSEN CD, BRADSHAW SM, AURET L, LOUW TM. One-Dimensional Convolutional Auto-Encoder for Predicting Furnace Blowback Events from Multivariate Time Series Process Data—A Case Study. Minerals 2021; 11:1106.

TUCKER M, DORFLING C, TADIE M. Investigating an approach to parameter fitting for the development of a semi-empirical electrowinning model. Minerals Engineering 2021; 168:106937.

VAN WYK AP, AKDOGAN G, BRADSHAW SM. Behaviour of Cu, Fe, Ni, and PGMs during leaching of Ni-Fe-Cu-S converter matte. Journal of the Southern African Institute of Mining and Metallurgy 2021; 121(11):599-606.

VAN ZIJL N, BRADSHAW SM, AURET L, LOUW TM. A Hierarchical Approach to Improve the Interpretability of Causality Maps for Plant-Wide Fault Identification. Minerals 2021; 11:823.

WOLFAARDT FJ, FERNANDES LG, CANGUSSU OLIVEIRA SK, DURET X, GORGENS JF, LAVOIE J. Recovery approaches for sulfuric acid from the concentrated acid hydrolysis of lignocellulosic feedstocks: A mini-review. Energy Conversion and Management: X 2021; 10:100074.

ZHANG X, BORDER AF, GOOSEN NJ, THOMSEN M. Environmental life cycle assessment of cascade valorisation strategies of South African macroalga Ecklonia maxima using green extraction technologies. Algal Research-Biomass Biofuels and Bioproducts 2021; 58:102348.

Proceedings International
ATTAH-KYEI D, AKDOGAN G, DORFLING C, ZIETSMAN JH. Recycled printed circuit board leach residue as an alternative reducing agent in secondary copper smelting. In: Becker M, Jones R, Mainza A (eds.)

IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2485-2497.

BAUMGARTEN SJ, REYNOLDS QG, BERGMANN C, AKDOGAN G, COETZEE CJ. Toward discrete element modelling of material flow in submerged arc furnaces. The South African Institute of Mining and Metallurgy (SAIMM) APCOM 2021, online, The South African Institute of Mining and Metallurgy 2021: 205-214.

BELLO YO, DORFLING C. Characterisation of precipitates formed during Se and Te removal from sulfate leach solutions. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2327-2336.

BUMHIRA L, DORFLING C, AKDOGAN G. Extraction of cerium and terbium from hydrochloric acid solutions obtained from leaching of fluorescent lamp phosphors. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy
Minerals Council South Africa 2021: 2337-2348.

CHERKAEV A, BRADSHAW SM, LOUW TM, AURET L, GROENEWALD DVJW. Condition based maintenance for mineral processing: comparison of the remaining useful life predictions for pumps using adaptive auto-regressive and gamma process models. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 3209-3219.

CHIBWE C, TADIE M. Investigating the effect of electrolyte physicochemical properties on electrodeposition and the incorporation of these effects in copper electrowinning models. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2315-2326.

GELDENHUYS IJ, AKDOGAN G, REYNOLDS QG. Towards sustainable processing of vanadium-bearing titaniferous magnetite deposits – an overview of barriers and opportunities . In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2630-2645.

ISAACS MI, VAN WYK AP, AKDOGAN G, BRADSHAW SM. Behaviour of Cu, Fe, Ni and PGM in the atmospheric suphuric acid leaching of Ni-Fe-Cu-S converter matte . In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2498-2509.

KEKANA TP, AKDOGAN G, REYNOLDS QG. The feasibility of producing syngas from waste coal fines and steam using a DC arc gasifier. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2472-2484.

LORENZEN L, WHITE D. Importance of effective sampling for testwork protocols in process plant design. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2835-2845.

MANENZHE RM, TADIE M, CORIN KC. Exploring the use of chemical indicators for determining recoverable value in PGM tailings by froth flotation. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 1948-1961.

MANJENGWA ER, DORFLING C, TADIE M. A sustainability-based decision-making framework for mine waste management options. In: Barnard M (ed.) World Gold 2021, Johannesburg, South Africa, The Southern African Institute of Mining and Metallurgy 2021: 107-121.

NDAMASE N, TADIE M, CORIN KC. Considering the action of degrading water quality on the electrochemical response of sulphide minerals. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council, South Africa 2021: 1421-1430.

NOELLE FF, LOUW TM, AURET L, BRADSHAW SM. Threshold PCA-SSD: a novel Steady State Detection algorithm. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council. South Africa 2021: 3925-3935.

PUNT T, AKDOGAN G, BRADSHAW SM, VAN WYK AP. Investigating the separation of metals with solvent extraction from a citric acid leach produced during lithium-ion battery recycling. IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council, South Africa 2021: 2290-2301.

REYNOLDS QG, BAUMGARTNER SJ, ERWEE MW, SWANEPOEL S, GELDEHUYS IJ, AKDOGAN G. Computational modelling of electrical conduction in ferroalloy furnace burdens. In: Wærnes AN, TranellG, Tangstad M, Ringdalen E, van der Eijk C (eds.) International Ferro-Alloys Conference (INFACON XVI) 2021, Trondheim, Norway, SSRN 2021: 1-18.

TUCKER M, TADIE M, DORFLING C. The development of an electrowinning model to predict process performance. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 3220-3231.

Proceedings National
JEZA SA, AKDOGAN G, DORFLING C. Integrated development and optimisation of an organic acidbased hydrometallurgical process for treatment of spent lithium-ion batteries (LIBs). In: van Dyk LD,Sheridan CM, Harding KG, Scholtz JJ (eds.) Proceedings of the South African Chemical Engineering Congress 2021, Johannesburg, South Africa, The South African Institution of Chemical Engineers 2021: 129-140.

MALAN WDT, TASKINEN P, DORFLING C, BRADSHAW SM, AKDOGAN G. Phase equilibria study of the Cu-K2O-SiO2-O system in air. In: van Dyk LD, Sheridan CM, Harding KG, Scholtz JJ (eds.) Proceedings of the South African Chemical Engineering Congress 2021, Johannesburg, South Africa, The South African Institution of Chemical Engineers 2021: 303-314.

NAIDOO T, NAIDOO P, MOODLEY K. An analysis of petroleum storage tank emissions and procedures to reduce the resulting environmental impact. In: van Dyk LD, Sheridan CM, Harding KG, Scholtz JJ (eds.) Proceedings of the South African Chemical Engineering Congress 2021, Johannesburg, South Africa, The South African Institution of Chemical Engineers 2021: 44-53.

Chapters in Books
PADI RK, CHIMPHANGO AFA. Postharvest technology for advancing sustainable bioenergy production for food processing and reduction of postharvest losses. In: Galanakis CM (ed.) Food Losses, Sustainable Postharvest and Food Technologies, Academic Press, London, United Kingdom, 2021: 281-312.

Journal Articles (subsidised)
ABUFALGHA A, CLARKE KG, POTT RWM. Characterisation of bubble diameter and gas hold-up in simulated hydrocarbon-based bioprocesses in a bubble column reactor. Biochemical Engineering Journal 2020; 158:107577, 11 pages.

AGUDELO AGUIRRE RA, GARCIA-APARICIO MDP, GORGENS JF. Impact of triticale cultivar (× Triticosecale sp. Wittmack) and location on pretreatment requirements and fermentable sugars yield. Biomass Conversion and Biorefinery 2020; 10:107-118.

ALDRICH C. Process Variable Importance Analysis by Use of Random Forests in a Shapley Regression Framework. Minerals 2020; 10:420, 17 pages.

ASANTE-SACKEY D, RATHILAL S, PILLAY VL, TETTEH EK. Effect of ion exchange dialysis process variables on aluminium permeation using response surface methodology. Environmental Engineering Research 2020; 25(5):714-721.

ASANTE-SACKEY D, RATHILAL S, PILLAY VL, TETTEH EK. Ion Exchange Dialysis for Aluminium Transport through a Face-Centred Central Composite Design Approach. Processes 2020; 8:160, 15 pages.

ATTAH-KYEI D, AKDOGAN G, DORFLING C, ZIETSMAN JH, LINDBERG D, TESFAYE F, REYNOLDS QG. Investigation of waste PCB leach residue as a reducing agent in smelting processes. Minerals Engineering 2020; 156, 14 pages:106489.

BEDZO OKK, MANDEGARI M, GORGENS JF. Techno-economic analysis of inulooligosaccharides, protein, and biofuel co-production from Jerusalem artichoke tubers: A biorefinery approach. Biofuels Bioproducts & Biorefining 2020; 14:776-793.

CHIRESHE F, COLLARD FX, GORGENS JF. Production of an upgraded bio-oil with minimal water content by catalytic pyrolysis: Optimisation and comparison of CaO and MgO performances. Journal of Analytical and Applied Pyrolysis 2020; 146:104751, 10 pages.

CHIRESHE F, COLLARD FX, GORGENS JF. Production of low oxygen bio-oil via catalytic pyrolysis of forest residues in a kilogram-scale rotary kiln reactor. Journal of Cleaner Production 2020; 260:120987, 11 pages.

COETZEE C, TADIE M, DORFLING C. Evaluating the effect of molecular properties of polyacrylamide reagents on deposit growth in copper electrowinning. Hydrometallurgy 2020; 195:105407, 12 pages.

COETZEE G, VAN RENSBURG E, GORGENS JF. Evaluation of the performance of an engineered β-fructofuranosidase from Aspergillus fijiensis to produce short-chain fructooligosaccharides from industrial sugar streams. Biocatalysis and Agricultural Biotechnology 2020; 23:101484, 9 pages.

DOGBE ESA, MANDEGARI M, GORGENS JF. Revitalizing the sugarcane industry by adding value to A-molasses in biorefineries. Biofuels Bioproducts & Biorefining 2020; 14:1089-1104.

DU TOIT J, POTT RWM. Transparent polyvinyl‑alcohol cryogel as immobilisation matrix for continuous biohydrogen production by phototrophic bacteria . Biotechnology for Biofuels 2020; 13:105, 16 pages.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. Influence of fluid properties on the hydrodynamics and operability of a countercurrent supercritical packed column. Chemical Engineering Research and Design 2020; 159:592-604.

GAKINGO GK, CLARKE KG, LOUW TM. A numerical investigation of the hydrodynamics and mass transfer in a three-phase gas-liquid-liquid stirred tank reactor. Biochemical Engineering Journal 2020; 157:107522, 15 pages.

GELDENHUYS IJ, REYNOLDS QG, AKDOGAN G. Evaluation of Titania-Rich Slag Produced from Titaniferous Magnetite Under Fluxless Smelting Conditions. JOM 2020; 72(10):3462-3471.

GUWA O, SALIE K, GOOSEN NJ. Evaluation of chelated iron and iron sulfate in the diet of African catfish, Clarias gariepinus to enhance iron excretion for application in integrated aquaponics systems. JOURNAL OF THE WORLD AQUACULTURE SOCIETY 2020; 51:1034-1053.

GUWA O, SALIE K, GOOSEN NJ. Evaluation of potassium diformate and potassium chloride in the diet of the African catfish, Clarias gariepinus in a recirculating aquaculture system. Aquaculture 2020; 526:735414, 10 pages.

HURTER RM, CRIPWELL JT, BURGER AJ. Expanding SAFT‑γ Mie’s Application to Dipolar Species: 2‑Ketones, 3‑Ketones, and Propanoate Esters. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH 2020; 59:7993-8003.

KRIEL C, POTT RW. Quantification of Resveratrol in Different Parts of Solid Pinotage Winery Waste: Investigating the Variance Between Consecutive Harvests. South African Journal of Enology and Viticulture 2020; 41(1):121-127.

LATSKY C, CORDEIRO B, SCHWARZ CE. High pressure bubble- and dew-point data for systems containing CO2 with 1-decanol and n-hexadecane. Fluid Phase Equilibria 2020; 521:112702, 14 pages.

LINDNER BS, AURET L, BAUER M. A Systematic Workflow for Oscillation Diagnosis Using Transfer Entropy. IEEE TRANSACTIONS ON CONTROL SYSTEMS TECHNOLOGY 2020; 28(3):908-919.

LOUW TM, MOSSISSA AT, ZANTSI S, GREYLING JC, GOOSEN NJ. Estimation of biomass feedstock availability for anaerobic digestion in smallholder farming systems in South Africa. Biomass and Bioenergy 2020; 142:105798, 10 pages.

MAJEKE BM, GARCIA-APARICIO MDP, BIKO ODV, VILJOEN-BLOOM M, VAN ZYL WH, GORGENS JF. Synergistic codon optimization and bioreactor cultivation toward enhanced secretion of fungal lignin peroxidase in Pichia pastoris: Enzymatic valorization of technical (industrial) lignins. Enzyme and Microbial Technology 2020; 139:109593, 9 pages.

MAUMELA P, VAN RENSBURG E, CHIMPHANGO AFA, GORGENS JF. Sequential extraction of protein and inulin from the tubers of Jerusalem artichoke (Helianthus tuberosus L.). Journal of Food Science and Technology-Mysore 2020; 57(2):775-786.

MOORCROFT JJ, SCHWARZ CE. Influence of Unsaturation on the High-Pressure Phase Behavior of C18 Fatty Acid Methyl Esters + CO2. Journal of Chemical and Engineering Data 2020; 65:4582-4595.

MUGWAGWA LR, CHIMPHANGO AFA. Enhancing the functional properties of acetylated hemicellulose films for active food packaging using acetylated nanocellulose reinforcement and polycaprolactone coating. Food Packaging and Shelf Life 2020; 24:100481, 10 pages.

MUGWAGWA LR, CHIMPHANGO AFA. Optimising wheat straw alkali-organosolv pre-treatment to enhance hemicellulose modification and compatibility with reinforcing fillers. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES 2020; 143:862-872.

NOELLE FF, MOLTENO MR, POTT RW. Calibrated bubble depth determination using a single camera. Chemical Engineering Research and Design 2020; 164:11-22.

OLIVIER J, ALDRICH C. Dynamic Monitoring of Grinding Circuits by Use of Global Recurrence Plots and Convolutional Neural Networks. Minerals 2020; 10:958, 28 pages.

OOSTHUIZEN D, GOOSEN NJ, HESS S. Solar thermal process heat in fishmeal production: Prospects for two South African fishmeal factories. Journal of Cleaner Production 2020; 253:119818, 12 pages.

OYEGBILE BA, AKDOGAN G, KARIMI M. Modelling the Dynamics of Granular Particle Interactions in a Vortex Reactor using a Coupled DPM-KTGF Model. South African Journal of Chemical Engineering 2020; 34:31-46.

PADI RK, CHIMPHANGO AFA. Commercial viability of integrated waste treatment in cassava starch industries for targeted resource recoveries. Journal of Cleaner Production 2020; 265:121619, 12 pages.

PADI RK, CHIMPHANGO AFA. Feasibility of commercial waste biorefineries for cassava starch industries: Techno-economic assessment. Bioresource Technology 2020; 297:122461, 12 pages.

PARKU GK, COLLARD FX, GORGENS JF. Pyrolysis of waste polypropylene plastics for energy recovery: Influence of heating rate and vacuum conditions on composition of fuel product. Fuel Processing Technology 2020; 209:106522, 11 pages.

PETERSEN AM, OKORO OV, DU PREEZ J, GORGENS JF. Evaluation of Biorefining Scenarios for Advanced Fuels Production from Triticale Grain. Energy and Fuels 2020; 34:11003-11013.

RAGO YP, COLLARD FX, GORGENS JF, SURROOP D, MOHEE R. Torrefaction of biomass and plastic from municipal solid waste streams and their blends: Evaluation of interactive effects. FUEL 2020; 277:118089, 10 pages.

SIANGWATA S, GOOSEN NJ, SMITH GS. Aqueous olefin hydroformylation using water-soluble mono and trinuclear N,O-chelate rhodium(I)-aryl ether precatalysts. APPLIED CATALYSIS A-GENERAL 2020; 603:117736.

SMITH SAM, CRIPWELL JT, SCHWARZ CE. A Quadrupolar SAFT-VR Mie Approach to Modeling Binary Mixtures of CO2 or Benzene with n‑Alkanes or 1‑Alkanols. Journal of Chemical and Engineering Data 2020; 65:5778-5800.

SWANEPOEL RM, SCHWARZ CE. Evaluation and improvement of the predictive capabilities of PC-SAFT for the liquideliquid phase boundaries in the solution polymerisation process. Fluid Phase Equilibria 2020; 526:112649, 30 pages.

VAN SCHALKWYK DL, MANDEGARI M, FARZAD S, GORGENS JF. Techno-economic and environmental analysis of bio-oil production from forest residues via non-catalytic and catalytic pyrolysis processes. Biofuels Bioproducts & Biorefining 2020; 14:112815, 18 pages.

WOODS MJ, GOOSEN NJ, HOFFMAN LC, PIETERSE E. A simple and rapid protocol for measuring the chitin content of Hermetia illucens (L.) (Diptera: Stratiomyidae) larvae. Journal of Insects as Food and Feed 2020; 6(3):285-290.

Proceedings International
ATTAH-KYEI D, AKDOGAN G, LINDBERG D, DORFLING C. Printed Circuit Board Leached Residue as a Substitute Reducing Agent in Pyrometallurgical Processes. In: Lee J, Wagstaff S, Lambotte G, Allanore A, Tesfaye F (eds.) The Minerals, Metals & Materials Society (TMS) Annual Meeting: Materials Processing Fundamentals 2020, California, USA, Springer 2020: 129-139.

Chapters in Books
BORDOLOI A, GOOSEN NJ. Green and integrated processing approaches for the recovery of high-value compounds from brown seaweeds. In: Bourgougnon N (ed.) Seaweeds Around the World: State of Art and Perspectives, Academic Press, London, United Kingdom, 2020: 369-413.

CHIMPHANGO AFA, MUGWAGWA LR, SWART M. Extraction of Multiple Value-Added Compounds from Agricultural Biomass Waste: A Review. In: Daramola MO, Ayeni AO (eds.) Valorization of Biomass to Value-Added Commodities: Current Trends, Challenges and Future Prospects, Springer Nature Switzerland AG, Cham, Switzerland, 2020: 163-192.

FARZAD S, MANDEGARI M, GORGENS JF. Life cycle assessment of lignocellulosic biorefineries. In: Filho EXF, Moreira LRdS, Ximenes EdA, Farinas CS (eds.) Recent Advances in Bioconversion of Lignocellulose to Biofuels and Value-Added Chemicals within the Biorefinery Concept, Elsevier, Amsterdam, Netherlands, 2020: 259-277.

PACHÓN ER, VASKAN P, GORGENS JF, GNANSOUNOU E. Process design, techno-economic, and life cycle assessments of selected sugarcane-based biorefineries: A case study in the South African context. In: Kumar RP, Gnansounou E, Raman JK, Baskar G (eds.) Refining Biomass Residues for Sustainable Energy and Bioproducts: Technology, Advances, Life Cycle Assessment, and Economics, Elsevier, Chennai, India, 2020: 567-597.

Journal Articles (subsidised)

ABUFALGHA A, CLARKE KG, POTT RW. The liquid–liquid homogeneity of a four-phase simulated hydrocarbon-based bioprocess in a bubble column reactor. JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY 2019; 94:2034-2039.

ANYE CHO B, POTT RW. The development of a thermosiphon photobioreactor and analysis using Computational Fluid Dynamics (CFD). CHEMICAL ENGINEERING JOURNAL 2019; 363:141-154.

BABEDI L, VON DER HEYDEN BP, NEETHLING PH, TADIE M. The effect of Cd-substitution on the Raman vibrational characteristics of sphalerite. VIBRATIONAL SPECTROSCOPY 2019; 105:102968, 6 pages.

BAUER M, AURET L, DI CAPACI RB, HORCH A, THORNHILL NF. Industrial PID Control Loop Data Repository and Comparison of Fault Detection Methods. Industrial and Engineering Chemistry Research 2019; 58:11430-11439.

BEDZO OKK, MANDEGARI M, GORGENS JF. Comparison of immobilized and free enzyme systems in industrial production of short‐chain fructooligosaccharides from sucrose using a techno‐economic approach. Biofuels, Bioproducts and Biorefining 2019; 13:1274-1288.

BEDZO OKK, TROLLOPE KM, GOTTUMUKKALA LD, COETZEE G, GORGENS JF. Amberlite IRA 900 versus calcium alginate in immobilization of a novel, engineered β-fructofuranosidase for short-chain fructooligosaccharide synthesis from sucrose. . BIOTECHNOLOGY PROGRESS 2019; 35(3):e2797, 9 pages.

BEYL T, LOUW TM, POTT RW. Cyanobacterial Growth in Minimally Amended Anaerobic Digestion Effluent and Flue-Gas. Microorganisms 2019; 7:428, 16 pages.

BRANDT BA, JANSEN T, GORGENS JF, VAN ZYL WH. Overcoming lignocellulose-derived microbial inhibitors: Advancing the Saccharomyces cerevisiae resistance toolbox. Biofuels Bioproducts & Biorefining 2019; 13:1520-1536.

BRECKWOLDT NCC, GOOSEN NJ, VAN DER GRYP P, SMITH GS. Hydroformylation of the post metathesis product 7-tetradecene using rhodium(I) Schiff base derived precatalysts. Applied Catalysis A: General 2019; 573:49-55.

BRECKWOLDT NCC, GOOSEN NJ, VOSLOO HCM, VAN DER GRYP P. Kinetic evaluation of the hydroformylation of the post-metathesis product 7-tetradecene using a bulky phosphite-modified rhodium catalyst. Reaction Chemistry & Engineering 2019; 4:695-704.

BRECKWOLDT NCC, SMITH GS, VAN DER GRYP P, GOOSEN NJ. Kinetic evaluation of the hydroformylation of the post-metathesis product 7-tetradecene using a heterobimetallic rhodium ferrocenyl Schiff base derived precatalyst. Reaction Kinetics Mechanisms and Catalysis 2019; 128:333-347.

BROWN LJ, COLLARD FX, GORGENS JF. Fast pyrolysis of fibre waste contaminated with plastic for use as fuel products. Journal of Analytical and Applied Pyrolysis 2019; 138:261-269.
CHIMPHANGO AFA. Sorption Behaviour of Enzymatically and Chemically Formed Beechwood (Fagus sylvatica) Xylan Hydrogels onto Cellulosic Materials Under Different Sorption Conditions. JOURNAL OF POLYMERS AND THE ENVIRONMENT 2019; 27:561-570.

COLLETT KS, VON DER HEYDEN BP, POTT RW, STANDER J. A collaborative auto-ethnographic exploration of socially just practices by new academics in two South African higher education institutions. South African Journal of Higher Education 2018; 32(6):582-603.

CONACHER CG, GARCIA-APARICIO MDP, COETZEE G, VAN ZYL WH, GORGENS JF. Scalable methanol‑free production of recombinant glucuronoyl esterase in Pichia pastoris. BMC Research Notes 2019; 12:596, 6 pages.

CRIPWELL JT, KRUGER FJ, BURGER AJ. Accounting for cross association in non-self-associating species using a physically consistent SAFT-VR Mie approach. Fluid Phase Equilibria 2019; 483:1-13.

DOGBE ESA, MANDEGARI M, GORGENS JF. Assessment of the thermodynamic performance improvement of a typical sugar mill through the integration of waste-heat recovery technologies. Applied Thermal Engineering 2019; 158:113768.

DORFLING C, WOLFF KE, AKDOGAN G. Expanding the semantic range to enable meaningful real-world application in Chemical Engineering. South African Journal of Higher Education 2019; 33(1):42-58.

DU PREEZ LJ, MOTANG N, CALLANAN LH, BURGER AJ. Determining the Liquid Phase Equilibrium Speciation of the CO2−MEA−H2O System Using a Simplified in Situ Fourier Transform Infrared Method. Industrial and Engineering Chemistry Research 2019; 58:469-478.

DZIGBOR A, CHIMPHANGO AFA. An integrated strategy targeting drying and cooling unit operations to improve economic viability and reduce environmental impacts in a mango processing plant. Clean Technologies and Environmental Policy 2019; 21:139-153.

DZIGBOR A, CHIMPHANGO AFA. Evaluating the potential of using ethanol/water mixture as a refrigerant in adsorption cooling system by using activated carbon – sodium chloride composite adsorbent. INTERNATIONAL JOURNAL OF REFRIGERATION-REVUE INTERNATIONALE DU FROID 2019; 97:132-142.

DZIGBOR A, CHIMPHANGO AFA. Production and optimization of NaCl-activated carbon from mango seed using response surface methodology. Biomass Conversion and Biorefinery 2019; 9:421-431.

FOURIE FCVN, SCHWARZ CE, KNOETZE JH. CO2 + n-dodecane + 1-decanol: High pressure experimental phaseequilibria data and thermodynamic modelling. Journal of Supercritical Fluids 2019; 151:49-62.

GUPTA T, GHOSH T, AKDOGAN G, BANDOPADHYAY S. Maximizing REE Enrichment by Froth Flotation of Alaskan Coal Using Box-Behnken Design. Mining Metallurgy & Exploration 2019; 36:571-578.

HERBST J, POTT RW. The Effect of Temperature on Different Aqueous Two-Phase Diagrams of Polyethylene Glycol (PEG 6000, PEG 8000, and PEG 10000) + Potassium Sodium Tartrate + Water. Journal of Chemical and Engineering Data 2019; 64:3036-3043.

KAPANJI KK, HAIGH KF, GORGENS JF. Techno-economic analysis of chemically catalysed lignocellulose biorefineries at a typical sugar mill: Sorbitol or glucaric acid and electricity co-production. Bioresource Technology 2019; 289:121635.

LATSKY C, MABENA NS, SCHWARZ CE. High pressure phase behaviour for the CO2 + n-dodecane + 3,7-dimethyl-1-octanol system. Journal of Supercritical Fluids 2019; 149:138-150.

LATSKY C, SCHWARZ CE. High pressure vapour-liquid-equilibrium data for the quaternary carbon dioxide + (1-decanol + 3,7-dimethyl-1-octanol + n-dodecane) system. Journal of Chemical and Engineering Data 2019; 64:5785-5796.

LATSKY C, SCHWARZ CE. Measurement and modelling of high pressure bubble- and dew-point data for the CO2 + 1-decanol + 3,7-dimethyl-1-octanol system. Fluid Phase Equilibria 2019; 488:87-98.

LINDNER BS, AURET L, BAUER M, GROENEWALD JWD. Comparative analysis of Granger causality and transfer entropy to present a decision flow for the application of oscillation diagnosis. JOURNAL OF PROCESS CONTROL 2019; 79:72-84.

MALAN WD, AKDOGAN G, TASKINEN P, ZIETSMAN J. Phase equilibria and thermodynamic evaluation of the Fe-Ti-V-O system in air. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY 2019; 65:141-154.

MCCOY JT, AURET L. Controller Maintenance Prioritisation with LoopRank for a Milling and Flotation Plant. IFAC-PapersOnLine 2019; 52(14):243-248.

MCCOY JT, AURET L. Machine learning applications in minerals processing: A review. Minerals Engineering 2019; 132:95-105.

MIHIRETU GT, CHIMPHANGO AFA, GORGENS JF. Steam explosion pre-treatment of alkali-impregnated lignocelluloses for hemicelluloses extraction and improved digestibility. Bioresource Technology 2019; 294:122121.

MKHIZE NM, DANON B, ALVAREZ J, LOPEZ G, AMUTIO M, BILBOA J, OLAZAR M, VAN DER GRYP P, GORGENS JF. Influence of reactor and condensation system design on tyre pyrolysis products yields. Journal of Analytical and Applied Pyrolysis 2019; 143:104683.

MKWANANZI T, MANDEGARI M, GORGENS JF. Disturbance modelling through steady-state value deviations: The determination of suitable energy indicators and parameters for energy consumption monitoring in a typical sugar mill. Energy 2019; 176:211-223.

MOKOMELE T, DA COSTA SOUSA L, BALAN V, VAN RENSBURG E, DALE BE, GORGENS JF. Incorporating anaerobic co-digestion of steam exploded or ammonia fiber expansion pretreated sugarcane residues with manure into a sugarcanebased bioenergy-livestock nexus. Bioresource Technology 2019; 272:326-336.

MUGWAGWA LR, CHIMPHANGO AFA. Box-Behnken design based multi-objective optimisation of sequential extraction of pectin and anthocyanins from mango peels. CARBOHYDRATE POLYMERS 2019; 219:29-38.

MUSARIRI B, AKDOGAN G, DORFLING C, BRADSHAW SM. Evaluating organic acids as alternative leaching reagents for metal recovery from lithium ion batteries. Minerals Engineering 2019; 137:108- 117.

MWANDAWANDE I, AKDOGAN G, BRADSHAW SM, KARIMI M, SNYDERS CA. Investigation of flow regime transition in a column flotation cell using CFD. Journal of the Southern African Institute of Mining and Metallurgy 2019; 119:173-186.

MWANDAWANDE I, AKDOGAN G, BRADSHAW SM, KARIMI M, SNYDERS CA. Prediction of gas holdup in a column flotation cell using computational fluid dynamics (CFD). Journal of the Southern African Institute of Mining and Metallurgy 2019; 119:81-95.

NARON DR, COLLARD FX, TYHODA L, GORGENS JF. Influence of impregnated catalyst on the phenols production from pyrolysis of hardwood, softwood, and herbaceous lignins. Industrial Crops and Products 2019; 131:348-356.

NARON DR, COLLARD FX, TYHODA L, GORGENS JF. Production of phenols from pyrolysis of sugarcane bagasse lignin: Catalyst screening using thermogravimetric analysis – Thermal desorption – Gas chromatography – Mass spectroscopy. Journal of Analytical and Applied Pyrolysis 2019; 138:120-131.

NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Life cycle assessment and multi-criteria analysis of sugarcane biorefinery scenarios: Finding a sustainable solution for the South African sugar industry. Journal of Cleaner Production 2019; 239:118039, 17 pages.

NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Process design and economic evaluation of integrated, multi-product biorefineries for the co-production of bio-energy, succinic acid, and polyhydroxybutyrate (PHB) from sugarcane bagasse and trash lignocelluloses. Biofuels, Bioproducts and Biorefining 2019; 13:599-617.

NIEDER-HEITMANN M, HAIGH KF, LOUW JP, GORGENS JF. Economic evaluation and comparison of succinic acid and electricity co-production from sugarcane bagasse and trash lignocelluloses in a biorefinery, using different pretreatment methods: dilute acid (H2SO4), alkaline (NaOH), organosolv, ammonia fibre expansion (AFEX™), steam explosion (STEX), and wet oxidation. Biofuels, Bioproducts and Biorefining 2019; 14:55-77.

NIENABER EC, AURET L. Experimental modelling and plant simulation of spiral concentrators:Comparing response surface methodology and extended Holland-Batt models. Minerals Engineering 2019; 141:105833.

NKOLISA N, MAGWASA LS, WORKNEH TS, CHIMPHANGO AFA, SITHOLE NJ. Postharvest quality and bioactive properties of tomatoes (Solanum lycopersicum) stored in a low-cost and energy-free evaporative cooling system. Heliyon 2019; 5:e02266, 9 pages.

OKÉ V, GOOSEN NJ. The effect of stocking density on profitability of African catfish (Clarias gariepinus) culture in extensive pond systems. Aquaculture 2019; 507:385-392.

OZUDOGRU HMR, NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Techno-economic analysis of product biorefineries utilizing sugarcane lignocelluloses: Xylitol, citric acid and glutamic acid scenarios annexed to sugar mills with electricity co-production. Industrial Crops and Products 2019; 133:259-268.

POTT RW, WOLFF KE. Using Legitimation Code Theory to conceptualize learning opportunities in fluid mechanics. Fluids 2019; 4(4):203, 13 pages.

POTT RW. The release of the blue biological pigment C-phycocyanin through calcium-aided cytolysis of live Spirulina sp. COLORATION TECHNOLOGY 2018; 135:17-21.

SIANGWATA S, BRECKWOLDT NCC, GOOSEN NJ, SMITH GS. Olefin hydroformylation and kinetic studies using mono- and trinuclear N,O-chelate rhodium(I)-aryl ether precatalysts. Applied Catalysis A General 2019; 585:117179.

SOLTANIAN S, AGHBASHLO M, FARZAD S, TABATABAEI M, MANDEGARI M, GORGENS JF. Exergoeconomic analysis of lactic acid and power cogeneration from sugarcane residues through a biorefinery approach. Renewable Energy 2019; 143:872-889.

STONE W, LOUW TM, GAKINGO GK, NIEUWOUDT MJ, BOOYSEN MJ. A potential source of undiagnosed  Legionellosis: Legionella growth in domestic water heating systems in South Africa. Energy for Sustainable Development 2019; 48:130-138.

SWANEPOEL RM, SCHWARZ CE. Influence of α‑Olefin Concentration and Length on the High-Pressure Phase Behavior of (α-Olefin + n‑Hexane + LLDPE) Systems. Journal of Chemical and Engineering Data 2019; 64:3416-3435.

SWANEPOEL RM, SCHWARZ CE. Role of Solvent Properties in the High-Pressure Phase Behavior of (Ethylene + Comonomer + n‑Hexane + LLDPE) Systems. Journal of Chemical and Engineering Data 2019; 64:4525-4545.

SWART J, BORDOLOI A, GOOSEN NJ. Optimization of phosphate recovery from monkfish, Lophius vomerinus, processing by-products and characterization of the phosphate phases. Journal of the Science of Food and Agriculture 2019; 99:2743-2756.

TASKINEN P, AKDOGAN G, KOJO I, LAHTINEN M, JOKILAAKSO A. Matte converting in copper smelting. Mineral Processing and Extractive Metallurgy: Transactions of the Institute of Mining and Metallurgy 2019; 128:58-73.

UREN K, VAN SCHOOR G, AURET L. An energy-attributed graph approach for the purposes of FDI in a heated two-tank system. IFAC-PapersOnLine 2019; 52(14):159-164.

Proceedings International
AURET L, BAUER M. A residential rainwater harvesting system as a control engineering challenge problem. In: Serrani A (ed.) 2019 American Control Conference, Philadelphia,, USA, Institute of Electrical and Electronics Engineers (IEEE) 2019: 5864-5869.

LORENZEN L, KERR A. Transferring R&D results into optimal process design – the good and the bad. In: LORENZEN L (ed.) World Gold Conference 2019, Perth, Australia, The Australian Institute of Mining and Metallurgy 2019: 565-575.

WOLFF KE, BASSON AH, BLAINE DC, TUCKER M. Building a national engineering educator community of practice. 8th Research in Engineering Education Symposium (REES), Cape Town, South Africa, REES 2019: 781-789.

Chapters in Books
GORGENS JF, MANDEGARI M. Comparative assessment for non-ethanol biofuel producution from sugarcane lignocelluloses in Africa, including synfuels, butanol and jet fuels. In: Cortez LAB, Leal MRLV, Nogueira LAH (eds.) Sugarcane Biorefinery for Sustainable Development, Routledge, New York, USA, 2019: 97-108.

HAIGH KF, MANDEGARI M, FARZAD S, DAFUL AG, GORGENS JF. A biorefinery approach to improve the sustainability of the South African sugar industry: An assessment of selected scenarios. In: Godfrey L, GORGENS JF, Roman H (eds.) Opportunities for biomass and organic waste valorisation, Unisa Press, Pretoria, South Africa, 2018: 47-61.

MANDEGARI M, PETERSEN AM, BENJAMIN Y, GORGENS JF. Sugarcane Biofuel Production in South Africa, Guatemala, the Philippines, Argentina, Vietnam, Cuba, and Sri Lanka. In: Khan MT, Khan IA (eds.) Sugarcane Biofuels, Springer Nature Switzerland AG, Cham, Switzerland, 2019: 319-346.

ROBAINA L, PIRHONEN J, MENTE E, SANCHES J, GOOSEN NJ. Fish Diets in Aquaponics. In: Goddek S, Joyce A, Kotzen B, Burnell GM (eds.) Aquaponics Food Production Systems, Springer Nature, Cham, Switzerland, 2019: 333-352.

Journal Articles (subsidised)

AGHBASHLO M, MANDEGARI M, TABATABAEI M, FARZAD S, SOUFIYAN MM, GORGENS JF. Exergy analysis of a lignocellulosic-based biorefinery annexed to a sugarcane mill for simultaneous lactic acid and electricity production. Energy 2018; 149:623-638.

BAUER M, AURET L, LE ROUX D, AHARONSON V. An industrial PID data repository for control loop performance monitoring (CPM). IFAC-PapersOnLine 2018; 51(4):823-828.

BREDELL WJ, SMITH JJ, GORGENS JF, VAN ZYL WH. Expression of unique chimeric human papilloma virus type 16 (HPV‐16) L1‐L2 proteins in Pichia pastoris and Hansenula polymorpha. YEAST 2018; 35:519-529.

BURGER L, SCHWARZ CE. Sensitivity of process design to phase equilibrium uncertainty: Study of the isopropanol + DIPE + 2-methoxyethanol system. Fluid Phase Equilibria 2018; 458:234-242.

CHITAWO ML, CHIMPHANGO AFA, PETERSON SO. Modelling sustainability of primary forest residues based bioenergy system. Biomass and Bioenergy 2018; 108:90-100.

COETZEE RJ, DORFLING C, BRADSHAW SM. Precipitation of Ru, Rh and Ir with iron ions from synthetic nickel sulphate leach solutions. Hydrometallurgy 2018; 175:79-92.

COLLETT KS, VON DER HEYDEN BP, POTT RW, STANDER J. A collaborative auto-ethnographic exploration of socially just practices by new academics in two South African higher education institutions. South African Journal of Higher Education 2018; 32(6):582-603.

CRIPWELL JT, SCHWARZ CE, BURGER AJ. SAFT-VR-Mie with an incorporated polar term for accurate holistic prediction of the thermodynamic properties of polar components. Fluid Phase Equilibria 2018; 455:24-42.

CRIPWELL JT, SMITH SAM, SCHWARZ CE, BURGER AJ. SAFT-VR Mie: Application to phase equilibria of alcohols in mixtures with n‑alkanes and water. Industrial and Engineering Chemistry Research 2018; 57:9693-9706.

DOGBE ESA, MANDEGARI M, GORGENS JF. Exergetic diagnosis and performance analysis of a typical sugar mill based on Aspen Plus? simulation of the process. Energy 2018; 145:614-625.

DU PREEZ LJ, BARNARD JP, CALLANAN LH, KNOETZE JH. Reaction kinetics of CO2 with monoethanolamine in n‑propanol. 1. Reaction kinetic data and comparison with existing rate law expressions. Industrial and Engineering Chemistry Research 2018; 57:9716-9724.

DU PREEZ LJ, CALLANAN LH, KNOETZE JH. An in situ Fourier transform infrared spectroscopy method for collecting realtime data for the liquid-phase reaction of CO2 and mono-ethanolamine in alcoholic solvent systems. VIBRATIONAL SPECTROSCOPY 2018; 99:25-33.

FERREIRA M, SCHWARZ CE. Low-pressure VLE measurements and thermodynamic modeling, with PSRK and NRTL, of binary 1‑alcohol + n-alkane systems. Journal of Chemical and Engineering Data 2018; 63:4614-4625.

FOURIE FCVN, SCHWARZ CE, KNOETZE JH. CO2 + 3,7-dimethyl-1-octanol + 1-decanol: High pressure experimental phase equilibria data and thermodynamic modelling. Journal of Supercritical Fluids 2018; 136:82-94.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. Concurrent measurement of high-pressure binary phase equilibrium, density and dynamic viscosity. Journal of Supercritical Fluids 2018; 133:444-454.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. High-pressure binary phase equilibria, density and dynamic viscosity of 100 & 200 cSt polydimethylsiloxane (PDMS) with supercritical CO2. Journal of Supercritical Fluids 2018; 139:1-7.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. Hydrodynamics of a packed column operated under supercritical conditions. Chemical Engineering Transactions 2018; 69:13-18.

FU Y, ALDRICH C. Froth image analysis by use of transfer learning and convolutional neural networks. Minerals Engineering 2018; 115:68-78.

GOOSEN NJ, DE WET LF, GORGENS JF. Effects of formic acid in abalone diets that contain ingredients derived from fish processing by-products. Aquaculture International 2018; 26:857-868.

GOOSEN NJ, OOSTHUIZEN D, STANDER MA, DABAI AI, PEDAVOAH MM, USMAN GO. Phenolics, organic acids and minerals in the fruit juice of the indigenous African sourplum (Ximenia caffra, Olacaceae). South African Journal of Botany 2018; 119:11-16.

HAASBROEK A, STRYDOM JJ, MCCOY JT, AURET L. Fault diagnosis for an industrial high pressure leaching process with a monitoring dashboard. IFAC-PapersOnLine 2018; 51(21):117-122.

HAIGH KF, PETERSEN AM, GOTTUMUKKALA LD, MANDEGARI M, NALELI KS, GORGENS JF. Simulation and comparison of processes for biobutanol production from lignocellulose via ABE fermentation. Biofuels, Bioproducts and Biorefining 2018; 12(6):1023-1036.

IRAOLA-ARREGUI I, VAN DER GRYP P, GORGENS JF. A review on the demineralisation of pre- and post pyrolysis biomass and tyre wastes. WASTE MANAGEMENT 2018; 79:667-688.

KERREMANS A, MCCOY JT, AURET L. Economic assessment of condition-based maintenance with statistical process monitoring. IFAC-PapersOnLine 2018; 51(24):867-873.

LAMPRECHT JH, BURGER AJ. Desorption of isobutyl acetate into air as a low-cost alternative system for the measurement of liquid phase mass transfer coefficients. Chemical Engineering Transactions 2018; 69:7-12.

LATSKY C, KOUAKOU ACAA, SCHWARZ CE. Phase equilibria of CO2 with components in the light naphtha cut of tyre derived oil. Journal of Supercritical Fluids 2018; 131:58-65.

LATSKY C, SCHWARZ CE. High pressure bubble- and dew-point data for a system containing CO2 with detergent range alkanes and alcohols. Journal of Supercritical Fluids 2018; 141:265-273.

LINDNER BS, CHIOUA M, GROENEWALD JWD, AURET L, BAUER M. Diagnosis of oscillations in an industrial mineral process using transfer entropy and nonlinearity index. IFAC-PapersOnLine 2018; 51(24):1409-1416.

LOTTERING C, DORFLING C. Investigation of secondary zinc oxides as an alternative feed to the Skorpion Zinc process: Part 1 – leaching alternative zinc oxides. Journal of the Southern African Institute of Mining and Metallurgy 2018; 118:695-704.

LOTTERING C, DORFLING C. Investigation of secondary zinc oxides as an alternative feed to the Skorpion Zinc process: Part 2 – Process considerations and economic analysis. Journal of the Southern African Institute of Mining and Metallurgy 2018; 118:715-722.

MALAN WD, AKDOGAN G, TASKINEN P, HAMUYUNI J, ZIETSMAN J. Phase equilibria and thermodynamic evaluation of the Fe-V-O system in air. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY 2018; 63:12-23.

MALAN WD, AKDOGAN G, TASKINEN P, HAMUYUNI J, ZIETSMAN J. Phase equilibria and thermodynamic evaluation of the Ti-V-O system in air. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY 2018; 63:220-228.

MANDEGARI M, FARZAD S, GORGENS JF. A new insight into sugarcane biorefineries with fossil fuel co combustion: Techno-economic analysis and life cycle assessment. Energy Conversion and Management 2018; 165:76-91.

MBUYANE LL, DE KOCK MC, BAUER FF, DIVOL BT. Torulaspora delbrueckii produces high levels of C5 and C6 polyols during wine fermentations. FEMS Yeast Research 2018; 18(7):1-11.

MCCOY JT, KROON RS, AURET L. Variational autoencoders for missing data imputation with application to a simulated milling circuit. IFAC-PapersOnLine 2018; 51(21):141-146.

MINNE UL, BURGER AJ, SCHWARZ CE. The effect of fluid properties and packing size on the hydrodynamics of packed columns. Chemical Engineering Transactions 2018; 69:31-36.

MOKOMELE T, DA COSTA SOUSA L, BALAN V, VAN RENSBURG E, DALE BE, GORGENS JF. Ethanol production potential from AFEX TM and steam‑exploded sugarcane residues for sugarcane biorefineries. Biotechnology for Biofuels 2018; 11:Art. No.: 127, 21 pages.

MOKOMELE T, DA COSTA SOUSA L, BALS B, BALAN V, GOOSEN NJ, DALE BE, GORGENS JF. Using steam explosion or AFEX TM to produce animal feeds and biofuel feedstocks in a biorefinery based on sugarcane residues. Biofuels, Bioproducts and Biorefining 2018; 12(6):978-996.

MUNDIKE J, COLLARD FX, GORGENS JF. Co-combustion characteristics of coal with invasive alien plant chars prepared by torrefaction or slow pyrolysis. FUEL 2018; 225:62-70.

NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Process design and economic analysis of a biorefinery co-producing itaconic acid and electricity from sugarcane bagasse and trash lignocelluloses. Bioresource Technology 2018; 262:159-168.

NKOLISA N, MAGWAZA LS, WORKNEH TS, CHIMPHANGO AFA. Evaluating evaporative cooling system as an energy-free and cost-effective method for postharvest storage of tomatoes (Solanum lycopersicum L.) for smallholder farmers. Scientia Horticulturae 2018; 241:131-143.

NSAFUL F, COLLARD FX, GORGENS JF. Lignocellulose thermal pretreatment and its effect on fuel properties and composition of the condensable products (tar precursors) from char devolatilization for coal substitution in gasification application. FUEL PROCESSING TECHNOLOGY 2018; 179:334-343.

OOSTHUIZEN D, GOOSEN NJ, STANDER MA, IBRAHIM AD, PEDAVOAH M.-M., USMAN G.O., ADERINOLA T. Solvent extraction of polyphenolics from the indigenous African fruit Ximenia caffra and characterization by LC-HRMS. Antioxidants 2018; 7(8):Art. No.: 103, 13 pages.

PETERSEN AM, FRANCO T, GORGENS JF. Comparison of recovery of volatile fatty acids and mixed ketones as alternative downstream processes for acetogenisis fermentation. Biofuels, Bioproducts and Biorefining 2018; 12(5):882-898.

PETERSEN AM, VAN DER WESTHUIZEN WA, MANDEGARI M, GORGENS JF. Economic analysis of bioethanol and electricity production from sugarcane in South Africa. Biofuels, Bioproducts and Biorefining 2018; 12:224-238.

PIROW NO, LOUW TM, BOOYSEN MJ. Non-invasive estimation of domestic hot water usage with temperature and vibration sensors. FLOW MEASUREMENT AND INSTRUMENTATION 2018; 63:1-7.

SCHWARZ CE. High pressure phase behavior of the homologous series CO2 + 1‑alcohols. Journal of Chemical and Engineering Data 2018; 63:2451-2466.

SCHWARZ CE. High pressure phase equilibria of the CO2/saturated ethyl esters homologous series. Journal of Chemical and Engineering Data 2018; 63:1006-1020.

SNYDERS CA, AKDOGAN G, BRADSHAW SM, VAN VREDEN JH, SMITH R. The development of a caustic pre-leaching step for the recovery of Au from a refractory ore tailings heap. Minerals Engineering 2018; 121:23-30.

SNYDERS CA, AKDOGAN G, BRADSHAW SM, VAN WYK AP. Investigating the behaviour of PGEs during first-stage leaching of a Ni-Fe-Cu-S converter matte. Journal of the Southern African Institute of Mining and Metallurgy 2018; 118:353-360.

SRIVASTAVA VK, AKDOGAN G, GHOSH T, GANGULI R. Dynamic modeling and simulation of a SAG mill for mill charge characterization. Minerals and Metallurgical Processing 2018; 35(2):61-68.

STRYDOM JJ, MISKIN JJ, MCCOY JT, AURET L, DORFLING C. Fault diagnosis and economic performance evaluation for a simulated base metal leaching operation. Minerals Engineering 2018; 123:128-143.

SWANEPOEL JC, GOOSEN NJ. Evaluation of fish protein hydrolysates in juvenile African catfish (Clarias gariepinus) diets. Aquaculture 2018; 496:262-269.

TROLLOPE KM, NEL DWA, VOLSCHENK H. The heterologous expression potential of an acid-tolerant Talaromyces pinophilus β-glucosidase in Saccharomyces cerevisiae. FOLIA MICROBIOLOGICA 2018;63(6):725-734.

WAKEFIELD BJ, LINDNER BS, MCCOY JT, AURET L. Monitoring of a simulated milling circuit: Fault diagnosis and economic impact. Minerals Engineering 2018; 120:132-151.

WOLFF KE, DORFLING C, AKDOGAN G. Shifting disciplinary perspectives and perceptions of chemical engineering work in the 21st century. Education for Chemical Engineers 2018; 24:43-51.

Proceedings International
ALBERTYN PW, DORFLING C. Ammonium thiosulfate leaching of gold from printed circuit board waste. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 401, 10 pages.

AURET L, WOLFF KE. A control system framework for reflective practice: Design-based research applied to process control teaching. In: González CS, Castro M, Llamas Nistal M (eds.) 2018 IEEE Global Engineering Education Conference, USA, Institute of Electrical and Electronics Engineers 2018:100-108.

BABEDI L, TADIE M, NEETHLING PH, VON DER HEYDEN BP. Impact of cation substitution (Cd, Co) on the geometallurgical response of sphalerite. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: 1-10.

CLARKE KG, MOKOMELE T, CALLANAN LH, GROENEWALD J. Zymomonas mobilis – towards bacterial biofuel. In: Filho WL, Surroop D (eds.) The Nexus: Energy, Environment & Climate Change: First International Conference on Energy, Environment & Climate Change, Cham, Switzerland, Springer International Publishing 2018: 205-219.

COETZEE C, TADIE M, DORFLING C. Characterizing the role of organic additives in copper electrowinning. In: Davis BR, Moats MS, Wang S, et al (eds.) Extraction 2018, Ottawa, Canada, The Minerals, Metals & Materials Society 2018: 1497-1507.

DORFLING C, AKDOGAN G, SNYDERS CA. Evaluating the current status of metal production from secondary resources in South Africa. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 399, 10 pages.

KABONDO L, SNYDERS CA, BRADSHAW SM, AKDOGAN G, ROCHER V, COMBRINK B. The effect of screening panel selection on drain rates and media recovery in a dense media circuit. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.:435, 11 pages.

KHESA ME, AKDOGAN G, SNYDERS CA, BRADSHAW SM, DORFLING C, EKSTEEN J. Investigation into recovery of titania slag from waste ilmenite smelting furnace dust. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 182, 12 pages.

LOUW TM, WOLFF KE. Experimenting with engagement: An intervention to promote active reflection during laboratory practicals. In: González CS, Castro M, Llamas Nistal M (eds.) 2018 IEEE Global Engineering Education Conference, USA, Institute of Electrical and Electronics Engineers 2018: 730-737.

NG’ANDU FB, DORFLING C, BRADSHAW SM. Investigating the effects of thiourea and selenium on the electroreduction of cupric ions in acidic sulphate solutions. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 403, 10 pages.

POTT RW, JOHNSTONE-ROBERTSON M., VERSTER B., RUMJEET S, NKADIMENG L, RAPER T, RADEMEYER S, HARRISON STL. Wastewater biorefineries: Integrating water treatment and value recovery. In: Filho WL, Surroop D (eds.) The Nexus: Energy, Environment & Climate Change: First International Conference on Energy, Environment & Climate Change, Cham, Switzerland, Springer International Publishing 2018: 289-302.

ROSSOUW WA, DORFLING C. Evaluating the impact of mechanical pre-treatment on leaching of base metals from waste printed circuit boards. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 405, 10 pages.

SNYDERS CA, AKDOGAN G, BRADSHAW SM, VAN VREDEN JH, SMITH R. Small scale processing of Au from a weathered refractory ore tailings heap. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 439, 9 pages.

TADIE M, POTT RW, GOOSEN NJ, VAN WYK AP, WOLFF KE. Expanding 1st year problem-solving skills through unit conversions and estimations. In: González CS, Castro M, Llamas Nistal M (eds.) 2018 IEEE Global Engineering Education Conference, USA, Institute of Electrical and Electronics Engineers 2018: 1041-1049.

Proceedings National
ATTAH-KYEI D, AKDOGAN G, DORFLING C, ERWEE M, ZIETSMAN JH, REYNOLDS QG. Printed circuit board leach residue as a reductant for pyrometallurgical operation. In: Smit G (ed.) WasteCon 2018, Johannesburg, South Africa, Institute for Waste Management of Southern Africa 2018: Art. No.: 70.

BABEDI L, VON DER HEYDEN BP, NEETHLING PH, TADIE M. Mineral chemistry as a critical parameter in geometallurgical models: a case study using trace element-substituted sphalerite. In: Becker M (ed.) SAIMM Geometallurgy Conference 2018, Cape Town, The Southern African Institute of Mining and Metallurgy 2018: 179-191.

Chapters in Books
OYEGBILE BA, AKDOGAN G. Hydrodynamic characterization of physicochemical process in stirred tanks and agglomeration reactors. In: Basha OM, Morsi BI (eds.) Laboratory unit operations and experimental methods in chemical engineering, IntechOpen, London, United Kingdom, 2018: 57-77.

ROSE SH, WARBURG L, LEROES-HILL M, KHAN N, PLETSCHKE BI, VAN ZYL WH. Integrated bioremediation and beneficiation of bio-based waste streams. In: GORGENS JF (ed.) Opportunities for biomass and organic waste valorization – finding alternative solutions to disposal in South Africa, UnisaPress, Pretoria, South Africa, 2018: 108-120.

2022

Journal Articles
AGYEI-TUFFOUR B, MENSAH-DARKWA K, AMPONG DN, ADDAE EA, GBADAM GS, DARKO CNS, AKYAW AO, ADJAH J, ASARE J, LI G, GOOSEN NJ. Nanomaterials in 2-dimensions for flexible solar cell applications – a review. Cogent Engineering 2022; 9:31 pages, 2143034.

AKDOGAN G, BRADSHAW SM, DORFLING C, BERGMANN C, GHOSH T, CAMPBELL Q. Characterization of rare earth elements by XRT sorting products of a South African coal seam. International Journal of Coal Preparation and Utilization 2022; 42(4):1071-1087.

ANYE CHO B, ROSS BS, DU TOIT J, POTT RWM, DEL RIO-CHANONA EA, ZHANG D. Dynamic modelling of light and temperature effects on biomass growth and biohydrogen production by the photosynthetic bacterium RhodopseudomonaspalustrisComputer Aided Chemical Engineering 2022; 51:19-24.

APIYO D, MOUTON JM, LOUW C, SAMPSON SL, LOUW TM. Dynamic mathematical model development and validation of in vitro Mycobacterium smegmatis growth under nutrient- and pH-stress. Journal of Theoretical Biology 2022; 532:15 pages, 110921.

BEDZO OKK, DREYER CB, VAN RENSBURG E, GORGENS JF. Optimisation of Pretreatment Catalyst, Enzyme Cocktail and Solid Loading for Improved Ethanol Production from Sweet Sorghum Bagasse. BioEnergy Research 2022; 15:1083-1095.

BELLO F, CHIMPHANGO AFA. Tailor‑Made Conversion of Mango Seed Husks to Obtain Hemicellulose Suitable for the Production of Thermally Stable Films. Waste and Biomass Valorization 2022; 13:719-737.

BOSMAN CE, POTT RWM, BRADSHAW SM. A Thermosiphon Photobioreactor for Photofermentative Hydrogen Production by Rhodopseudomonas palustrisBioengineering 2022; 9(344):16.
BOSMAN CE, POTT RWM, BRADSHAW SM. Design, modelling and simulation of a thermosiphon photobioreactor for photofermentative hydrogen production. Biochemical Engineering Journal 2022; 186:11 pages, 108582.

BRANDT BA, GARCIA-APARICIO MDP, GORGENS JF, VAN ZYL WH. Adaptation of Saccharomyces cerevisiae in a concentrated spent sulphite liquor waste stream for increased inhibitor resistance. Applied Microbiology and Biotechnology 2022; 106:455-468.

CAIRNCROSS KH, TADIE M. Life cycle assessment as a design consideration for process development for value recovery from gold mine tailings. Minerals Engineering 2022; 183:18 pages, 107588.

CEASER R, CHIMPHANGO AFA. Comparative analysis of physical and functional properties of cellulose nanofibers isolated from alkaline pre-treated wheat straw in optimized hydrochloric acid and enzymatic processes. International Journal of Biological Macromolecules 2021; 171:331-342.

COETZEE G, GORGENS JF, SMITH JJ. Influence of codon optimization, promoter, and strain selection on the heterologous production of a β‑fructofuranosidase from Aspergillus fijiensis ATCC 20611 in Pichia pastorisFolia Microbiologica 2022; 67:339-350.

CONRADIE WJ, DORFLING C, CHIMPHANGO AFA, BOOTH AM, SØRENSEN L, AKDOGAN G. Investigating the Physicochemical Property Changes of Plastic Packaging Exposed to UV Irradiation and Different Aqueous Environments. Microplastics 2022; 1:456-476.

DARKO C, AGYEI‑TUFFOUR B, FALOYE FD, GOOSEN NJ, NYANKSON E, DODOO‑ARHIN D. Biomethane Production From Residual Algae Biomass (Ecklonia maxima): Effects of Inoculum Acclimatization on Yield. Waste and Biomass Valorization 2022; 13:497-509.

DE KLERK DL, SCHWARZ CE. Quaternary liquid-liquid equilibria measurements and NRTL modelling for the (Water + Ethanol + 2-Propanol + 2,2,4-Trimethylpentane) system at 298.2K to 328.2K. Fluid Phase Equilibria 2022; 556:14 pages, 113407.

DU PLESSIS SH, LATSKY C, SCHWARZ CE. Experimental Measurement and PSRK and NRTL Modeling of Binary 1‑Alcohol (Cm) + n‑Alkane (Cm+3) Vapor−Liquid Equilibrium Data. Journal of Chemical and Engineering Data 2022; 67:1915-1931.

EBRAHIMINEJADHASANABADI M, NELSON WM, NAIDOO P, MOHAMMADI AH, RAMJUGERNATH D. Experimental measurements of CO2 solubility, viscosity, density, sound velocity and evaporation rate for 2-(2-aminoethoxy)ethanol (DGA) + 1-methylpyrrolidin-2-one (NMP) / water + ionic liquid systems. Fluid Phase Equilibria 2022; 559:13 pages, 113475.

GERICKE SJ, SALIE K, DE WET LF, GOOSEN NJ. Effects of dietary supplementation of endo-(1,4)-β-xylanase in plant-based diets on growth performance, hindgut microbial diversity, and blood chemistry in large on-growing African catfish (Clarias gariepinus) . Journal of Applied Aquaculture 2021; 0:1-24.

HASSANALIZADEH R, NELSON WM, NAIDOO BK, EBRAHIMINEJADHASANABADI M, NAIDOO P, RAMJUGERNATH D. Purification of nitrogen trifluoride by physical separation. Fluid Phase Equilibria 2022; 560:10 pages, 113405.

HIERRO-IGLESIAS C, CHIMPHANGO AFA, THORNLEY P, FERNÁNDEZ-CASTANÉ A. Opportunities for the development of cassava waste biorefineries for the production of polyhydroxyalkanoates in Sub-Saharan Africa. Biomass and Bioenergy 2022; 166:13 pages, 106600.

KASPRZYK-HORDERN B, ADAMS B, ADEWALE ID, AGUNBIADE FO, AKINYEMI MI, ARCHER E, BADRU FA, BARNETT J, BISHOP IJ, DI LORENZO M, ESTRELA P, FARAWAY J, FASONA MJ, FAYOMI SA, FEIL EJ, HYATT LJ, IREWALE AT, KJELDSEN T, LASISI AKS, LOISELLE S, LOUW TM, METCALFE B,. Wastewater-based epidemiology in hazard forecasting and early-warning systems for global health risks. Environment International 2022; 161:11 pages, 107143.

KRÓLIKOWSKI M, WIęCKOWSKI M, EBRAHIMINEJADHASANABADI M, NELSON WM, NAIDOO P, RAMJUGERNATH D, DOMAńSKA U. Carbon dioxide solubility in ionic liquids: [Guad-(6,6),(1,1),(1,1)][DCA] and [Guad-(6,6),(1,1),(1,1)][TCM] at high pressure. Fluid Phase Equilibria 2022; 563:10 pages, 113572.

LIU X, ALDRICH C. A k-Shot Learning Approach to Recognition of Flotation Froth Conditions with Convolutional Neural Networks. IFAC-PapersOnLine 2022; 55(21):97-101.

LIU X, ALDRICH C. Deep Learning Approaches to Image Texture Analysis in Material Processing. Metals 2022; 12(355):22.

MAHLANGU SG, TAI SL. Morphological and molecular characterization of bacterial endophytes from Centella asiatica leaves. Journal of Genetic Engineering and Biotechnology 2022; 20:171.

MAJEKE BM, COLLARD FX, TYHODA L, GORGENS JF. The Application of Enzymatic Pretreatment with Subsequent Pyrolysis to Improve the Production of Phenols from Selected Industrial (Technical) Lignins. Waste and Biomass Valorization 2022; 13:2009-2015.

MANHONGO TT, CHIMPHANGO AFA, THORNLEY P, RÖDER M. Current status and opportunities for fruit processing waste biorefineries. Renewable & Sustainable Energy Reviews 2022; 155:19 pages, 111823.

MAREE C, GORGENS JF, TYHODA L. Lignin Phenol Formaldehyde Resins Synthesised Using South African Spent Pulping Liquor. Waste and Biomass Valorization 2022; 13:3489-3507.

MAUMELA P, VAN RENSBURG E, CHIMPHANGO AFA, GORGENS JF. Maximising the Benefits of Enzyme Synergy in the Simultaneous Saccharification and Fermentation of Jerusalem Artichoke (Helianthus tuberosus) Tuber Residues into Ethanol. Waste and Biomass Valorization 2022; 13:535-546.

MEYER G, OKUDOH V, VAN RENSBURG E. A rumen based anaerobic digestion approach for lignocellulosic biomass using barley straw as feedstock. South African Journal of Chemical Engineering 2022; 41:98-104.

MKWANANZI T, LOUW TM, AURET L, MANDEGARI M, GORGENS JF. Combined optimal sensor network design and self-optimizing control with application in a typical sugarcane mill. Journal of Process Control 2022; 114:82-91.

MOKOMELE T, DA COSTA SOUSA L, COLBERT A, DALE BE, GORGENS JF, BALAN V. Coupling AFEX and steam-exploded sugarcane residue pellets with a room temperature CIIII-activation step lowered enzyme dosage requirements for sugar conversion. Chemical Engineering Journal 2022; 446:13 pages, 137117.

MOONSAMY TA, MANDEGARI M, FARZAD S, GORGENS JF. A new insight into integrated first and second-generation bioethanol production from sugarcane. Industrial Crops and Products 2022; 188:13 pages, 115675.

MORAKILE T, MANDEGARI M, FARZAD S, GORGENS JF. Comparative techno-economic assessment of sugarcane biorefineries producing glutamic acid, levulinic acid and xylitol from sugarcane. Industrial Crops and Products 2022; 184:15 pages, 115053.

MOSSISSA AT, BÉLIÈRES J, SALGADO PAULO, RAHARIMALALA S, LOUW TM, GOOSEN NJ. Assessment of Agricultural Biomass Residues for Anaerobic Digestion in Rural Vakinankaratra Region of Madagascar. BioEnergy Research 2020; 15:1251-1264.

MOSSISSA AT, LOUW TM, GOOSEN NJ. Probabilistic techno-economic assessment of anaerobic digestion predicts economic benefits to smallholder farmers with quantifiable certainty. Waste Management 2022; 138:8-18.

MQONI M, SINGH S, BAHADUR I, HASHEMI H, RAMJUGERNATH D. Ionic liquids, the mixture of ionic liquids and their co-solvent with N, N-dimethylformamide as solvents for cellulose using experimental and COSMO study. Results in Engineering 2022; 15:11 pages, 100484.

MUGWAGWA LR, CHIMPHANGO AFA. Physicochemical properties and potential application of hemicellulose/pectin/nanocellulose biocomposites as active packaging for fatty foods. Food Packaging and Shelf Life 2022; 31:10 pages, 100795.<

MUGWAGWA LR, CHIMPHANGO AFA. Predicting mechanical properties of hemicellulose‑based films reinforced with acetylated nanocellulose. JOURNAL OF POLYMER RESEARCH 2022; 29:12 pages, 228.

MUTIMUTEMA P, AKDOGAN G, TADIE M. Evaluation of pre-treatment methods for gold recovery from refractory calcine tailings. Journal of the Southern African Institute of Mining and Metallurgy 2022; 122(10):561-570.

MWANDAWANDE I, BRADSHAW SM, KARIMI M, AKDOGAN G. Investigation of the mixing characteristics of industrial flotation columns using computational fluid dynamics. Journal of the Southern African Institute of Mining and Metallurgy 2022; 122(5):245-258.

MWEWA B, TADIE M, NDLOVU S, SIMATE GS, MATINDE E. Recovery of rare earth elements from acid mine drainage: A review of the extraction methods. Journal of Environmental Chemical Engineering 2022; 10:15 pages, 107704.

NDAMASE N, TADIE M, CORIN KC. The Electrochemical Response of Chalcopyrite and Galena to Degrading Water Quality. Minerals 2022; 12:11 pages, 1476.

NDLOVU P, BABAEE S, NAIDOO P. Review on CH4-CO2 replacement for CO2 sequestration and CH4/CO2 hydrate formation in porous media. FUEL 2022; 320:25 pages, 123795.

NGIBA QT, GORGENS JF, TYHODA L. Lignin Ammoxidation: Synthesis of Nitrogen Releasing Soil Conditioning Products from Waste Pulp Liquor and Their Pot Trial Evaluation. Waste and Biomass Valorization 2022; 13:4785-4796.

NTIMBANI RN, FARZAD S, GORGENS JF. Furfural production from sugarcane bagasse along with co-production of ethanol from furfural residues. Biomass Conversion and Biorefinery 2022; 12:5257-5267.

OLIVIER J, ALDRICH C, LIU X. Explaining Convolutional Neural Network Predictions of Particle Size in the Underflow of a Hydrocyclone. IFAC-PapersOnLine 2022; 55(21):19-24.

PADI RK, CHIMPHANGO AFA, ROSKILLY AP. Economic and environmental analysis of waste-based bioenergy integration into industrial cassava starch processes in Africa. Sustainable Production and Consumption 2022; 31:67-81.

PENGILLY C, GARCIA-APARICIO MDP, SWART JP, GORGENS JF. Micro-assay method for enzymatic saccharification of industrially relevant lignocellulose substrates. Biomass Conversion and Biorefinery 2022; 12:299-311.

PETERSEN AM, ANNOH-QUARSHIE J, VAN RENSBURG E, GORGENS JF. Optimizing the processes of extracting proteins from yellow peas and ethanol production from spent pea residues. Biomass Conversion and Biorefinery 2022; 12:2913-2924.

PETERSEN AM, CHIRESHE F, GORGENS JF, VAN DYK JC. Flowsheet analysis of gasification-synthesis-refining for sustainable aviation fuel production from invasive alien plants. Energy 2022; 245:13 pages, 123210.

PUNT T, BRADSHAW SM, VAN WYK AP, AKDOGAN G. Phase Separation in a Novel Selective Lithium Extraction from Citrate Media with D2EHPA. Metals 2022; 12:19 pages, 1400.

PUNT T, BRADSHAW SM, VAN WYK AP, AKDOGAN G. The Efficiency of Black Mass Preparation by Discharge and Alkaline Leaching for LIB Recycling. Minerals 2022; 12:14 pages, 753.

RAGO YP, COLLARD FX, GORGENS JF, SURROOP D, MOHEE R. Co-combustion of torrefied biomass-plastic waste blends with coal through TGA: Influence of synergistic behaviour. Energy 2022; 239:11 pages, 121859.

ROSS BS, POTT RWM. Investigating and modeling the effect of light intensity on Rhodopseudomonas palustris growth. Biotechnology and Bioengineering 2022; 119:907-921.

SCHULZE-HULBE A, SHAAHMADI F, BURGER AJ, CRIPWELL JT. Extending the Structural (s)-SAFT‑γ Mie Equation of State to Primary Alcohols. Industrial & Engineering Chemistry Research 2022; 61:12208-12228.

SHAAHMADI F, BURGER AJ, CRIPWELL JT. Isobaric Vapor−Liquid Equilibria Measurements and Thermodynamic Modeling for the Systems Containing 2‑Butanone, C3 Alcohols, and C4 Esters. Part II: Ternary Mixtures. Journal of Chemical and Engineering Data 2022; 67:2402-2417.

SHAAHMADI F, THOMPSON AC, BURGER AJ, CRIPWELL JT. Isobaric Vapor−Liquid Equilibria Measurements and Thermodynamic Modeling for the Systems Containing 2‑Butanone, C3 Alcohols, and C4 Esters: Part I − Binary Mixtures. Journal of Chemical and Engineering Data 2022; 67:676-688.

SHARMA R, COLLAIR W, WILLIAMS A, HARRISON STL, TAI SL. Design and engineering characterization of a horizontal tubular bioreactor with spiral impeller for cell cultivation. Biochemical Engineering Journal 2023; 191:12 pages, 108794.

SMITH SAM, CRIPWELL JT, SCHWARZ CE. Application of Renormalization Corrections to SAFT-VR Mie. Industrial & Engineering Chemistry Research 2022; 61:12797-12812.

SUTTON SA, POTT RWM, DU TOIT WJ. Desorption of oxygen from wine and model wine solutions in a bubble column. Chemical Engineering Science 2022; 255:117648.

SWANEPOEL JC, GOOSEN NJ. In‑Vivo Evaluation of the Suitability of By‑Product‑Derived Phosphate Feed Supplements for Use in the Circular Economy, Using Juvenile African Catfish as Model Species. Waste and Biomass Valorization 2022; 13:4639-4649.

SWART LJ, BEDZO OKK, VAN RENSBURG E, GORGENS JF. Pilot-scale xylooligosaccharide production through steam explosion of screw press–dried brewers’ spent grains. Biomass Conversion and Biorefinery 2022; 12:1295-1309.

TEKE GM, GAKINGO GK, POTT RWM. The liquid-liquid extractive fermentation of L–lactic acid in a novel semi-partition bioreactor (SPB). Journal of Biotechnology: X 2022; 360:55-61.

TEKE GM, GAKINGO GK, POTT RWM. Towards improved understanding of the hydrodynamics of a semi-partition bioreactor(SPB): A numerical investigation. Chemical Engineering Research and Design 2022; 177:210-222.

TEKE GM, TAI SL, POTT RWM. Extractive Fermentation Processes: Modes of Operation and Application. ChemBioEng Reviews 2022; 9(2):146-163.

VAN DER MERWE RDT, GOOSEN NJ, POTT RWM. Macroalgal-Derived Alginate Soil Amendments for Water Retention, Nutrient Release Rate Reduction, and Soil pH Control. Gels 2022; 8(548):17 pages.

VAN DER WESTHUIZEN S, COLLARD FX, GORGENS JF. Pyrolysis of waste polystyrene into transportation fuel: Effect of contamination on oil yield and production at pilot scale. Journal of Analytical and Applied Pyrolysis 2022; 161:9 pages, 105407.

WOLFF KE, KRUGER K, POTT RWM, DE KOKER NPJ. The conceptual nuances of technology-supported learning in engineering. European Journal of Engineering Education 2022; 0:20.

ZVAWANDA P, NAIDOO P, NELSON WM, MOODLEY K. P−T−x Measurement and Modeling of Methane or Carbon Dioxide + Methanol +2,2′-[Ethane-1,2-diylbis(oxy)] di(ethan-1-ol) Systems from T = 298 to 323 K. Journal of Chemical and Engineering Data 2022; 67:1174-1187.

Proceedings International

CORIN KC, NDAMASE N, TADIE M. Considering the action of water quality on the electrochemical response of Galena. IMPC Asia-Pacific 2022, Melbourne, Australia, The Australasian Institute of Mining and Metallurgy 2022: 664-667.

DE JAGER M, POTT RWM. Graduates’ views on the curriculum and the transition to the world of work: skills, knowledge, and generic engineering competencies. 2022 IEEE IFEES World Engineering Education Forum – Global Engineering Deans Council (WEEF-GEDC), Cape Town, South Africa, IEEE 2022: 1-7.

DZINZA L, TADIE M, CORIN KC. An electrochemical investigation on the mechanisms of interfacial interactions of a xanthate collector on PGM mineral surfaces in the presence of ions. IMPC ASIA-PACIFIC 2022, Melbourne, Australia, The Australasian Institute of Mining and Metallurgy 2022: 680-692.

KORSTEN N, POTT RWM, GOOSEN NJ, WOLFF KE. The impact of Emergency Remote Teaching on postgraduate engineering students. In: Maharaj S. (ed.) 2022 IEEE IFEES World Engineering Education Forum – Global Engineering Deans Council (WEEF-GEDC), Danvers, USA, IEEE 2022: 6.

MOTANG N, POTT RWM, WOLFF KE. Problem-solving in an open-ended, peer assessed learning activity. In: Maharaj S. (ed.) 2022 IEEE IFEES World Engineering Education Forum – Global Engineering Deans Council (WEEF-GEDC), Danvers, USA, IEEE 2022: 6.

POTT RWM, DE JAGER M. A decade of chemical engineering graduates: their roles and skills in the world of work. 2021 World Engineering Education Forum/Global Engineering Deans Council (WEEF/GEDC), Madrid, Spain, IEEE 2021: 124-131.

REYNOLDS QG, BAUMGARTNER SJ, ERWEE MW, SWANEPOEL S, GELDEHUYS IJ, AKDOGAN G. Computational modelling of electrical conduction in ferroalloy furnace burdens. In: Wærnes AN, Tranell G, Tangstad M, Ringdalen E, van der Eijk C (eds.) Proceedings of the 16th International Ferro-Alloys Congress (INFACON XVI) 2021, Trondheim, Norway, SSRN 2021: 1-18.

Chapters in Books

BABEDI L, VON DER HEYDEN BP, TADIE M, MAYNE MJ. Trace elements in pyrite from five different gold ore deposit classes: a review and meta-analysis. In: Torvela T, Lambert-Smith J.S, Chapman RJ (eds.) Recent Advances in Understanding Gold Deposits: from Orogeny to Alluvium, The Geological Society Publishing House, Croydon, United Kingdom, 2022: 47-84.

POTT R, VON JOHANNIDES J. Process Development in Biosurfactant Production. In: Hausmann R, Henkel M (eds.) Biosurfactants for the Biobased Economy, Springer, Cham, Switzerland, 2022: 195-233.

2021

Journal Articles (subsidised)
ABUFALGHA A, POTT RWM, CLARKE KG. Quantification of oxygen transfer coefficients in simulated hydrocarbon‑based bioprocesses in a bubble column bioreactor. BIOPROCESS AND BIOSYSTEMS ENGINEERING 2021; 44:1913-1921.

ABUFALGHA A, POTT RWM, CLOETE JC, CLARKE KG. Gas–liquid interfacial area and its influence on oxygen transfer coefficients in a simulated hydrocarbon bioprocess in a bubble column reactor.JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY 2021; 96:1096-1106.

ALLAN KM, BEDZO OKK, VAN RENSBURG E, GORGENS JF. The Microbial Devulcanisation of Waste Ground Tyre Rubber Using At. ferrooxidans DSMZ 14,882 and an Unclassified Sulphur‑Oxidising Consortium. Waste and Biomass Valorization 2021; 12:6659-6670.

ANYE CHO B, ROSS BS, DU TOIT J, POTT RWM, DEL RIO CHANONA EA, ZHANG D. Dynamic modelling of Rhodopseudomonas palustris biohydrogen production: Perturbation analysis and photobioreactor upscaling. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 2021; 46:36696-36708.

ARTHUR W, DIEDERICKS D, COETZEE G, VAN RENSBURG E, GORGENS JF. Kinetic modelling of cellulase recycling in paper sludge to ethanol fermentation. Journal of Environmental Chemical Engineering 2021; 9:105981.

ASANTE-SACKEY D, RATHILAL S, TETTEH EK, EZUGBE EO, PILLAY VL. Donnan Membrane Process for the Selective Recovery and Removal of Target Metal Ions—A Mini Review. Membranes 2021; 11:358.

AUGUSTYN AR, POTT RWM, TADIE M. The interactions of the biosurfactant surfactin in coal flotation. COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS 2021; 627:127122.

BABEDI L, TADIE M, NEETHLING PH, VON DER HEYDEN BP. A fundamental assessment of the impacts of cation (Cd, Co, Fe) substitution on the molecular chemistry and surface reactivity of sphalerite. Minerals Engineering 2021; 160:106695, 12 pages.

BARKHUIZEN J, COETZEE G, VAN RENSBURG E, GORGENS JF. The effect of growth rate on the production and vitality of non‑Saccharomyces wine yeast in aerobic fed‑batch culture. BIOPROCESS AND BIOSYSTEMSENGINEERING 2021; 44:2655-2665.

BEDZO OKK, VAN RENSBURG E, GORGENS JF. Investigating the effect of different inulin-rich substrate preparations from Jerusalem artichoke (Helianthus tuberosus L.) tubers on efficient inulooligosaccharides production. Preparative Biochemistry and Biotechnology 2021; 51(5):440-449.

BELLO F, CHIMPHANGO AFA. Optimization of lignin extraction from alkaline treated mango seed husk by high shear homogenization-assisted organosolv process using response surface methodology. International Journal of Biological Macromolecules 2021; 167:1379-1392.

BRANDT BA, GARCIA-APARICIO MDP, GORGENS JF, VAN ZYL WH. Rational engineering of Saccharomyces cerevisiae towards improved tolerance to multiple inhibitors in lignocellulose fermentations. Biotechnology for Biofuels 2021; 14:173.

BRANDT BA, JANSEN T, VOLSCHENK H, GORGENS JF, VAN ZYL WH, DEN HAAN R. Stress modulation as a means to improve yeasts for lignocellulose bioconversion. Applied Microbiology and Biotechnology 2021; 105:4899-4918.

BROWN LJ, COLLARD FX, GOTTUMUKKALA LD, GORGENS JF. Fermentation-pyrolysis of fibre waste from a paper recycling mill for the production of fuel products. WASTE MANAGEMENT 2021; 120:364-372.

CEASER R, CHIMPHANGO AFA. Comparative analysis of physical and functional properties of cellulose nanofibers isolated from alkaline pre-treated wheat straw in optimized hydrochloric acid and enzymatic processes. International Journal of Biological Macromolecules 2021; 171:331-342.

CHIBWE C, TADIE M. An Experimental Review of the Physicochemical Properties of Copper Electrowinning Electrolytes. Mining Metallurgy & Exploration 2021; 38:1125-1237.

CHIMPHANGO A, AMIANDAMHEN SO, GORGENS JF, TYHODA L. Prospects for Paper Sludge in Magnesium Phosphate Cement: Composite Board Properties and Techno-Economic Analysis. Waste and Biomass Valorization 2021; 12:5211-5233.

DEN HAAN R, ROSE SH, CRIPWELL RA, TROLLOPE KM, MYBURGH MW, VILJOEN-BLOOM M, VAN ZYL WH. Heterologous production of cellulose- and starch-degrading hydrolases to expand Saccharomyces cerevisiae substrate utilization: lessons learnt. Biotechnology Advances 2021; 53(107859):1-16.

DOGBE ESA, MANDEGARI M, GORGENS JF. Using the aggregated system exergoeconomic methodology as a comparative tool for the cost-effectiveness of the sugarcane biorefinery options. Journal of Cleaner Production 2021; 319:128607.

DONKOR KO, GOTTUMUKKALA LD, DIEDERICKS D, GORGENS JF. An advanced approach towards sustainable paper industries through simultaneous recovery of energy and trapped water from paper sludge. Journal of Environmental Chemical Engineering 2021; 9:105471.

DU TOIT J, LEA-SMITH DJ, GIT A, HERVEY JRD, HOWE CJ, POTT RWM. Expression of Alternative Nitrogenases in Rhodopseudomonas palustris Is Enhanced Using an Optimized Genetic Toolset for Rapid, Markerless Modifications. ACS Synthetic Biology 2021; 10:2167-2178.

DU TOIT J, POTT RWM. Heat-acclimatised strains of Rhodopseudomonas palustris reveal higher temperature optima with concomitantly enhanced biohydrogen production rates. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 2021; 46:11564-11572.

DZINGAI T, MCFADZEAN B, TADIE M, BECKER M. Decoupling the effects of alteration on the mineralogy and flotation performance of Great Dyke PGE ores. Journal of the Southern African Institute of Mining and Metallurgy 2021; 121(9):475-486.

FALLAHI A, FARZAD S, MOHTASEBI SS, MANDEGARI M, GORGENS JF, GUPTA VK, LAM SS, TABATABAEI M, AGHBASHLO M. Sustainability assessment of sugarcane residues valorization to biobutadiene by exergy and exergoeconomic evaluation. Renewable & Sustainable Energy Reviews 2021; 147:111214.

FARZAD S, MANDEGARI M, GORGENS JF. A novel approach for valorization of waste tires into chemical and fuel (limonene and diesel) through pyrolysis: Process development and techno economic analysis. Fuel Processing Technology 2021; 224:107006.

FATAHI M, AKDOGAN G, DORFLING C, VAN WYK AP. Numerical Study of Microplastic Dispersal in Simulated Coastal Waters Using CFD Approach. Water 2021; 13:3432.

GERICKE SJ, SALIE K, DE WET LF, GOOSEN NJ. Effects of dietary supplementation of endo-(1,4)-βxylanase in plant-based diets on growth performance, hindgut microbial diversity, and blood chemistry in large on-growing African catfish (Clarias gariepinus). Journal of Applied Aquaculture 2021; 0:1-23.

GOVENDER P, MAJEKE BM, ALAWODE AO, GORGENS JF, TYHODA L. The Use of South African Spent Pulping Liquor to Synthesize Lignin Phenol-Formaldehyde Resins. FOREST PRODUCTS JOURNAL 2020; 70(4):503-511.

GOVENDER P, MAJEKE BM, ALAWODE AO, GORGENS JF. The use of South African Spent Pulping Liquor to Synthesize Lignin Phenol-Formaldehyde Resins. FOREST PRODUCTS JOURNAL 2021; 70(4):503-511.

JAMES G, GORGENS JF, POTT RWM. Co-production of volatile fatty acids and biogas from an anaerobic digestion system using in situ extraction. SEPARATION AND PURIFICATION TECHNOLOGY 2021; 257:117891.

KAPANJI KK, FARZAD S, GORGENS JF. Life cycle and sustainability assessments of biorefineries producing glucaric acid, sorbitol or levulinic acid annexed to a sugar mill. Journal of Cleaner Production 2021; 295:126339.

KAPANJI KK, HAIGH KF, GORGENS JF. Techno-economics of lignocellulose biorefineries at South African sugar mills using the biofine process to co- produce levulinic acid, furfural and electricity along with gamma valeractone. Biomass and Bioenergy 2021; 146:106008.

LATSKY C, DANIELS BJ, SCHWARZ CE. High pressure phase behaviour of binary systems containing supercritical solvents and uneven acids. Journal of Supercritical Fluids 2021; 168:105075.

LUFU R, TSIGE AA, OPARA UL. The influence of internal packaging (liners) on moisture dynamics, physical and physiological quality of pomegranate fruit during cold storage. Foods 2021; 10:1388,25 pages.

MAAPOLA TTP, IRAOLA-ARREGUI I, DU PREEZ LJ, OKORO OV, GORGENS JF. An Investigation into the Applicability of Pyrolyzed Tyre Char and Tyre Crumb for the Recovery of Gold from Acidic Solutions. Waste and Biomass Valorization 2021; 12:2609-2621.

MABUTYANA L, POTT RWM. Photo-fermentative hydrogen production by Rhodopseudomonas palustris CGA009 in the presence of inhibitory compounds. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
2021; 46:29088-29099.

MAJEKE BM, COLLARD FX, TYHODA L, GORGENS JF. The synergistic application of quinone reductase and lignin peroxidase for the deconstruction of industrial (technical) lignins and analysis of the degraded lignin products. Bioresource Technology 2021; 319:1-9.

MAKGOALE T, BOGAERS A, ZIETSMAN J, AKDOGAN G. Momentum Transfer from Arc to Slag Bath in a DC Ilmenite Smelting Furnace: A Computational Analysis. JOM 2021; 73:2682-2697.

MANHONGO TT, CHIMPHANGO AFA, THORNLEY P, RÖDER M. An economic viability and environmental impact assessment of mango processing waste-based biorefineries for co-producing bioenergy and bioactive compounds. Renewable & Sustainable Energy Reviews 2021; 148:111216.

MANHONGO TT, CHIMPHANGO AFA, THORNLEY P, RÖDER M. Techno-economic and environmental evaluation of integrated mango waste biorefineries. Journal of Cleaner Production 2021; 325:129335.

MAUMELA P, ROSE SH, VAN RENSBURG E, CHIMPHANGO AFA, GORGENS JF. Bioprocess Optimisation for High Cell Density Endoinulinase Production from Recombinant Aspergillus niger. Applied Biochemistry and Biotechnology – Part A Enzyme Engineering and Biotechnology 2021;193:3271-
3286.

MKWANANZI T, MANDEGARI M, LOUW TM, AURET L, GORGENS JF. Set-point optimization for plant-wide control of a sugarcane mill under process and market prices disturbances: Energy and economicperspectives. JOURNAL OF PROCESS CONTROL 2021; 106:173-183.

MUGWAGWA LR, CHIMPHANGO AFA. Comparison of physicochemical properties and economic gain from three-stage and two-stage sequential valorization of mango peels. Biofuels Bioproducts & Biorefining 2021; 15:454-467.

NTIMBANI RN, FARZAD S, GORGENS JF. Techno-economic assessment of one-stage furfural and cellulosic ethanol co-production from sugarcane bagasse and harvest residues feedstock mixture. Industrial Crops and Products 2021; 162:113272.

NTIMBANI RN, FARZAD S, GORGENS JF. Techno-economics of one-stage and two-stage furfural production integrated with ethanol co-production from sugarcane lignocelluloses. Biofuels Bioproducts & Biorefining 2021; 15:1900-1911.

OOSTHUIZEN JR, NAIDOO RK, ROSSOUW D, POTT RWM, BAUER FF. A Multi–Membrane System to Study the Effects of Physical and Metabolic Interactions in Microbial Co-Cultures and Consortia. Fermentation 2021; 7:206.

PADI RK, CHIMPHANGO AFA. Assessing the potential of integrating cassava residues-based bioenergy into national energy mix using long-range Energy Alternatives Planning systems approach. Renewable & Sustainable Energy Reviews 2021; 145:111071.

PADI RK, CHIMPHANGO AFA. Comparative sustainability assessments for integrated cassava starch wastes biorefineries. Journal of Cleaner Production 2021; 290:125171.

PEREIRA INGLES JMDF, LOUW TM, BOOYSEN MJ. Water quality assessment using a portable UV optical absorbance nitrate sensor with a scintillator and a smartphone camera. Water SA 2021; 47(1):135-140.

PETERSEN AM, BROWN LJ, COLLARD FX, GORGENS JF. Flowsheet Analysis of Valourising Mixed Lignocellulose and Plastic Wastes via Fast Pyrolysis at a Paper Mill. Waste and Biomass Valorization 2021; 12:1025-1038.

PETERSEN AM, CHIRESHE F, OKORO OV, GORGENS JF, VAN DYK JC. Evaluating refinery configurations for deriving sustainable aviation fuel from ethanol or syncrude. Fuel Processing Technology 2021; 219:106879.

PETERSEN AM, OKORO OV, CHIRESHE F, MOONSAMY TA, GORGENS JF. Systematic cost evaluations of biological and thermochemical processes for ethanol production from biomass residues and industrial off-gases. Energy Conversion and Management 2021; 243:114398.

PUNT T, AKDOGAN G, BRADSHAW SM, VAN WYK AP. Development of a novel solvent extraction process using citric acid for lithium-ion battery recycling. Minerals Engineering 2021; 173:107204.

RATSHOSHI BK, FARZAD S, GORGENS JF. Techno-economic assessment of polylactic acid and polybutylene succinate production in an integrated sugarcane biorefinery. Biofuels Bioproducts & Biorefining 2021; 15:1871-1887.

REYNOLDS QG, OXTOBY OF, ERWEE M, BEZUIDENHOUT PJA. An extension of the multiple marker algorithm for study of phase separation problems at the mesoscale. MATEC Web of Conferences 2021;347:00025.

ROSS BS, POTT RWM. Hydrogen production by immobilized Rhodopseudomonas palustris in packed or fluidized bed photobioreactor systems. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 2021;46:1715-1727.

SHAAHMADI F, HURTER RM, BURGER AJ, CRIPWELL JT. Improving the SAFT-γ Mie equation of state to account for functional group interactions in a structural (s-SAFT-γ Mie) framework: Linear and branched alkanes. JOURNAL OF CHEMICAL PHYSICS 2021; 154:244102.

SMITH SAM, CRIPWELL JT, SCHWARZ CE. Accounting for quadrupolar interactions in the CPA equation of state: A modelling approach for binary mixtures of CO2 or benzene with n-alkanes and 1-alkanols.Fluid Phase Equilibria 2021; 528:112848.

STONE W, LOUW TM, BOOYSEN MJ, WOLFAARDT GM. Canary in the coliform mine: Exploring the industrial application limits of a microbial respiration alarm system. PLoS One 2021; 16(3):e0247910,15 pages.

SWANEPOEL RM, SCHWARZ CE. A Semi-empirical Method for the Estimation of High-Pressure (Solvent + Polymer) Phase Boundaries in the Solution Polymerization Process. Industrial & Engineering Chemistry Research 2021; 60:697-718.

SWART LJ, BEDZO OKK, VAN RENSBURG E, GORGENS JF. Intensification of Xylo-oligosaccharides Production by Hydrothermal Treatment of Brewer’s Spent Grains: The Use of Extremely Low Acid Catalyst for Reduction of Degradation Products Associated with High Solid Loading. Applied Biochemistry and Biotechnology – Part A Enzyme Engineering and Biotechnology 2021; 193:1979- 2003.

SWART LJ, PETERSEN AM, BEDZO OKK, GORGENS JF. Techno-economic analysis of the valorization of brewers spent grains: production of xylitol and xylo-oligosaccharides. JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY 2021; 96:1632-1644.

TEKE GM, GAKINGO GK, POTT RWM. Towards improved understanding of the hydrodynamics of a semi-partition bioreactor(SPB): A numerical investigation. Chemical Engineering Research and Design 2022; 177:210-222.

TEKE GM, POTT RWM. Design and evaluation of a continuous semipartition bioreactor for in situ liquid‐ liquid extractive fermentation. Biotechnology and Bioengineering 2021; 118:58-71.

THEUNISSEN CD, BRADSHAW SM, AURET L, LOUW TM. One-Dimensional Convolutional Auto-Encoder for Predicting Furnace Blowback Events from Multivariate Time Series Process Data—A Case Study. Minerals 2021; 11:1106.

TUCKER M, DORFLING C, TADIE M. Investigating an approach to parameter fitting for the development of a semi-empirical electrowinning model. Minerals Engineering 2021; 168:106937.

VAN WYK AP, AKDOGAN G, BRADSHAW SM. Behaviour of Cu, Fe, Ni, and PGMs during leaching of Ni-Fe-Cu-S converter matte. Journal of the Southern African Institute of Mining and Metallurgy 2021; 121(11):599-606.

VAN ZIJL N, BRADSHAW SM, AURET L, LOUW TM. A Hierarchical Approach to Improve the Interpretability of Causality Maps for Plant-Wide Fault Identification. Minerals 2021; 11:823.

WOLFAARDT FJ, FERNANDES LG, CANGUSSU OLIVEIRA SK, DURET X, GORGENS JF, LAVOIE J. Recovery approaches for sulfuric acid from the concentrated acid hydrolysis of lignocellulosic feedstocks: A mini-review. Energy Conversion and Management: X 2021; 10:100074.

ZHANG X, BORDER AF, GOOSEN NJ, THOMSEN M. Environmental life cycle assessment of cascade valorisation strategies of South African macroalga Ecklonia maxima using green extraction technologies. Algal Research-Biomass Biofuels and Bioproducts 2021; 58:102348.

Proceedings International
ATTAH-KYEI D, AKDOGAN G, DORFLING C, ZIETSMAN JH. Recycled printed circuit board leach residue as an alternative reducing agent in secondary copper smelting. In: Becker M, Jones R, Mainza A (eds.)

IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2485-2497.

BAUMGARTEN SJ, REYNOLDS QG, BERGMANN C, AKDOGAN G, COETZEE CJ. Toward discrete element modelling of material flow in submerged arc furnaces. The South African Institute of Mining and Metallurgy (SAIMM) APCOM 2021, online, The South African Institute of Mining and Metallurgy 2021: 205-214.

BELLO YO, DORFLING C. Characterisation of precipitates formed during Se and Te removal from sulfate leach solutions. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2327-2336.

BUMHIRA L, DORFLING C, AKDOGAN G. Extraction of cerium and terbium from hydrochloric acid solutions obtained from leaching of fluorescent lamp phosphors. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy
Minerals Council South Africa 2021: 2337-2348.

CHERKAEV A, BRADSHAW SM, LOUW TM, AURET L, GROENEWALD DVJW. Condition based maintenance for mineral processing: comparison of the remaining useful life predictions for pumps using adaptive auto-regressive and gamma process models. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 3209-3219.

CHIBWE C, TADIE M. Investigating the effect of electrolyte physicochemical properties on electrodeposition and the incorporation of these effects in copper electrowinning models. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2315-2326.

GELDENHUYS IJ, AKDOGAN G, REYNOLDS QG. Towards sustainable processing of vanadium-bearing titaniferous magnetite deposits – an overview of barriers and opportunities . In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2630-2645.

ISAACS MI, VAN WYK AP, AKDOGAN G, BRADSHAW SM. Behaviour of Cu, Fe, Ni and PGM in the atmospheric suphuric acid leaching of Ni-Fe-Cu-S converter matte . In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2498-2509.

KEKANA TP, AKDOGAN G, REYNOLDS QG. The feasibility of producing syngas from waste coal fines and steam using a DC arc gasifier. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2472-2484.

LORENZEN L, WHITE D. Importance of effective sampling for testwork protocols in process plant design. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 2835-2845.

MANENZHE RM, TADIE M, CORIN KC. Exploring the use of chemical indicators for determining recoverable value in PGM tailings by froth flotation. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 1948-1961.

MANJENGWA ER, DORFLING C, TADIE M. A sustainability-based decision-making framework for mine waste management options. In: Barnard M (ed.) World Gold 2021, Johannesburg, South Africa, The Southern African Institute of Mining and Metallurgy 2021: 107-121.

NDAMASE N, TADIE M, CORIN KC. Considering the action of degrading water quality on the electrochemical response of sulphide minerals. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council, South Africa 2021: 1421-1430.

NOELLE FF, LOUW TM, AURET L, BRADSHAW SM. Threshold PCA-SSD: a novel Steady State Detection algorithm. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council. South Africa 2021: 3925-3935.

PUNT T, AKDOGAN G, BRADSHAW SM, VAN WYK AP. Investigating the separation of metals with solvent extraction from a citric acid leach produced during lithium-ion battery recycling. IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council, South Africa 2021: 2290-2301.

REYNOLDS QG, BAUMGARTNER SJ, ERWEE MW, SWANEPOEL S, GELDEHUYS IJ, AKDOGAN G. Computational modelling of electrical conduction in ferroalloy furnace burdens. In: Wærnes AN, TranellG, Tangstad M, Ringdalen E, van der Eijk C (eds.) International Ferro-Alloys Conference (INFACON XVI) 2021, Trondheim, Norway, SSRN 2021: 1-18.

TUCKER M, TADIE M, DORFLING C. The development of an electrowinning model to predict process performance. In: Becker M, Jones R, Mainza A (eds.) IMPC 2020, Cape Town, South Africa, The Southern African Institute of Mining and Metallurgy Minerals Council South Africa 2021: 3220-3231.

Proceedings National
JEZA SA, AKDOGAN G, DORFLING C. Integrated development and optimisation of an organic acidbased hydrometallurgical process for treatment of spent lithium-ion batteries (LIBs). In: van Dyk LD,Sheridan CM, Harding KG, Scholtz JJ (eds.) Proceedings of the South African Chemical Engineering Congress 2021, Johannesburg, South Africa, The South African Institution of Chemical Engineers 2021: 129-140.

MALAN WDT, TASKINEN P, DORFLING C, BRADSHAW SM, AKDOGAN G. Phase equilibria study of the Cu-K2O-SiO2-O system in air. In: van Dyk LD, Sheridan CM, Harding KG, Scholtz JJ (eds.) Proceedings of the South African Chemical Engineering Congress 2021, Johannesburg, South Africa, The South African Institution of Chemical Engineers 2021: 303-314.

NAIDOO T, NAIDOO P, MOODLEY K. An analysis of petroleum storage tank emissions and procedures to reduce the resulting environmental impact. In: van Dyk LD, Sheridan CM, Harding KG, Scholtz JJ (eds.) Proceedings of the South African Chemical Engineering Congress 2021, Johannesburg, South Africa, The South African Institution of Chemical Engineers 2021: 44-53.

Chapters in Books
PADI RK, CHIMPHANGO AFA. Postharvest technology for advancing sustainable bioenergy production for food processing and reduction of postharvest losses. In: Galanakis CM (ed.) Food Losses, Sustainable Postharvest and Food Technologies, Academic Press, London, United Kingdom, 2021: 281-312.

2020

Journal Articles (subsidised)
ABUFALGHA A, CLARKE KG, POTT RWM. Characterisation of bubble diameter and gas hold-up in simulated hydrocarbon-based bioprocesses in a bubble column reactor. Biochemical Engineering Journal 2020; 158:107577, 11 pages.

AGUDELO AGUIRRE RA, GARCIA-APARICIO MDP, GORGENS JF. Impact of triticale cultivar (× Triticosecale sp. Wittmack) and location on pretreatment requirements and fermentable sugars yield. Biomass Conversion and Biorefinery 2020; 10:107-118.

ALDRICH C. Process Variable Importance Analysis by Use of Random Forests in a Shapley Regression Framework. Minerals 2020; 10:420, 17 pages.

ASANTE-SACKEY D, RATHILAL S, PILLAY VL, TETTEH EK. Effect of ion exchange dialysis process variables on aluminium permeation using response surface methodology. Environmental Engineering Research 2020; 25(5):714-721.

ASANTE-SACKEY D, RATHILAL S, PILLAY VL, TETTEH EK. Ion Exchange Dialysis for Aluminium Transport through a Face-Centred Central Composite Design Approach. Processes 2020; 8:160, 15 pages.

ATTAH-KYEI D, AKDOGAN G, DORFLING C, ZIETSMAN JH, LINDBERG D, TESFAYE F, REYNOLDS QG. Investigation of waste PCB leach residue as a reducing agent in smelting processes. Minerals Engineering 2020; 156, 14 pages:106489.

BEDZO OKK, MANDEGARI M, GORGENS JF. Techno-economic analysis of inulooligosaccharides, protein, and biofuel co-production from Jerusalem artichoke tubers: A biorefinery approach. Biofuels Bioproducts & Biorefining 2020; 14:776-793.

CHIRESHE F, COLLARD FX, GORGENS JF. Production of an upgraded bio-oil with minimal water content by catalytic pyrolysis: Optimisation and comparison of CaO and MgO performances. Journal of Analytical and Applied Pyrolysis 2020; 146:104751, 10 pages.

CHIRESHE F, COLLARD FX, GORGENS JF. Production of low oxygen bio-oil via catalytic pyrolysis of forest residues in a kilogram-scale rotary kiln reactor. Journal of Cleaner Production 2020; 260:120987, 11 pages.

COETZEE C, TADIE M, DORFLING C. Evaluating the effect of molecular properties of polyacrylamide reagents on deposit growth in copper electrowinning. Hydrometallurgy 2020; 195:105407, 12 pages.

COETZEE G, VAN RENSBURG E, GORGENS JF. Evaluation of the performance of an engineered β-fructofuranosidase from Aspergillus fijiensis to produce short-chain fructooligosaccharides from industrial sugar streams. Biocatalysis and Agricultural Biotechnology 2020; 23:101484, 9 pages.

DOGBE ESA, MANDEGARI M, GORGENS JF. Revitalizing the sugarcane industry by adding value to A-molasses in biorefineries. Biofuels Bioproducts & Biorefining 2020; 14:1089-1104.

DU TOIT J, POTT RWM. Transparent polyvinyl‑alcohol cryogel as immobilisation matrix for continuous biohydrogen production by phototrophic bacteria . Biotechnology for Biofuels 2020; 13:105, 16 pages.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. Influence of fluid properties on the hydrodynamics and operability of a countercurrent supercritical packed column. Chemical Engineering Research and Design 2020; 159:592-604.

GAKINGO GK, CLARKE KG, LOUW TM. A numerical investigation of the hydrodynamics and mass transfer in a three-phase gas-liquid-liquid stirred tank reactor. Biochemical Engineering Journal 2020; 157:107522, 15 pages.

GELDENHUYS IJ, REYNOLDS QG, AKDOGAN G. Evaluation of Titania-Rich Slag Produced from Titaniferous Magnetite Under Fluxless Smelting Conditions. JOM 2020; 72(10):3462-3471.

GUWA O, SALIE K, GOOSEN NJ. Evaluation of chelated iron and iron sulfate in the diet of African catfish, Clarias gariepinus to enhance iron excretion for application in integrated aquaponics systems. JOURNAL OF THE WORLD AQUACULTURE SOCIETY 2020; 51:1034-1053.

GUWA O, SALIE K, GOOSEN NJ. Evaluation of potassium diformate and potassium chloride in the diet of the African catfish, Clarias gariepinus in a recirculating aquaculture system. Aquaculture 2020; 526:735414, 10 pages.

HURTER RM, CRIPWELL JT, BURGER AJ. Expanding SAFT‑γ Mie’s Application to Dipolar Species: 2‑Ketones, 3‑Ketones, and Propanoate Esters. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH 2020; 59:7993-8003.

KRIEL C, POTT RW. Quantification of Resveratrol in Different Parts of Solid Pinotage Winery Waste: Investigating the Variance Between Consecutive Harvests. South African Journal of Enology and Viticulture 2020; 41(1):121-127.

LATSKY C, CORDEIRO B, SCHWARZ CE. High pressure bubble- and dew-point data for systems containing CO2 with 1-decanol and n-hexadecane. Fluid Phase Equilibria 2020; 521:112702, 14 pages.

LINDNER BS, AURET L, BAUER M. A Systematic Workflow for Oscillation Diagnosis Using Transfer Entropy. IEEE TRANSACTIONS ON CONTROL SYSTEMS TECHNOLOGY 2020; 28(3):908-919.

LOUW TM, MOSSISSA AT, ZANTSI S, GREYLING JC, GOOSEN NJ. Estimation of biomass feedstock availability for anaerobic digestion in smallholder farming systems in South Africa. Biomass and Bioenergy 2020; 142:105798, 10 pages.

MAJEKE BM, GARCIA-APARICIO MDP, BIKO ODV, VILJOEN-BLOOM M, VAN ZYL WH, GORGENS JF. Synergistic codon optimization and bioreactor cultivation toward enhanced secretion of fungal lignin peroxidase in Pichia pastoris: Enzymatic valorization of technical (industrial) lignins. Enzyme and Microbial Technology 2020; 139:109593, 9 pages.

MAUMELA P, VAN RENSBURG E, CHIMPHANGO AFA, GORGENS JF. Sequential extraction of protein and inulin from the tubers of Jerusalem artichoke (Helianthus tuberosus L.). Journal of Food Science and Technology-Mysore 2020; 57(2):775-786.

MOORCROFT JJ, SCHWARZ CE. Influence of Unsaturation on the High-Pressure Phase Behavior of C18 Fatty Acid Methyl Esters + CO2. Journal of Chemical and Engineering Data 2020; 65:4582-4595.

MUGWAGWA LR, CHIMPHANGO AFA. Enhancing the functional properties of acetylated hemicellulose films for active food packaging using acetylated nanocellulose reinforcement and polycaprolactone coating. Food Packaging and Shelf Life 2020; 24:100481, 10 pages.

MUGWAGWA LR, CHIMPHANGO AFA. Optimising wheat straw alkali-organosolv pre-treatment to enhance hemicellulose modification and compatibility with reinforcing fillers. INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES 2020; 143:862-872.

NOELLE FF, MOLTENO MR, POTT RW. Calibrated bubble depth determination using a single camera. Chemical Engineering Research and Design 2020; 164:11-22.

OLIVIER J, ALDRICH C. Dynamic Monitoring of Grinding Circuits by Use of Global Recurrence Plots and Convolutional Neural Networks. Minerals 2020; 10:958, 28 pages.

OOSTHUIZEN D, GOOSEN NJ, HESS S. Solar thermal process heat in fishmeal production: Prospects for two South African fishmeal factories. Journal of Cleaner Production 2020; 253:119818, 12 pages.

OYEGBILE BA, AKDOGAN G, KARIMI M. Modelling the Dynamics of Granular Particle Interactions in a Vortex Reactor using a Coupled DPM-KTGF Model. South African Journal of Chemical Engineering 2020; 34:31-46.

PADI RK, CHIMPHANGO AFA. Commercial viability of integrated waste treatment in cassava starch industries for targeted resource recoveries. Journal of Cleaner Production 2020; 265:121619, 12 pages.

PADI RK, CHIMPHANGO AFA. Feasibility of commercial waste biorefineries for cassava starch industries: Techno-economic assessment. Bioresource Technology 2020; 297:122461, 12 pages.

PARKU GK, COLLARD FX, GORGENS JF. Pyrolysis of waste polypropylene plastics for energy recovery: Influence of heating rate and vacuum conditions on composition of fuel product. Fuel Processing Technology 2020; 209:106522, 11 pages.

PETERSEN AM, OKORO OV, DU PREEZ J, GORGENS JF. Evaluation of Biorefining Scenarios for Advanced Fuels Production from Triticale Grain. Energy and Fuels 2020; 34:11003-11013.

RAGO YP, COLLARD FX, GORGENS JF, SURROOP D, MOHEE R. Torrefaction of biomass and plastic from municipal solid waste streams and their blends: Evaluation of interactive effects. FUEL 2020; 277:118089, 10 pages.

SIANGWATA S, GOOSEN NJ, SMITH GS. Aqueous olefin hydroformylation using water-soluble mono and trinuclear N,O-chelate rhodium(I)-aryl ether precatalysts. APPLIED CATALYSIS A-GENERAL 2020; 603:117736.

SMITH SAM, CRIPWELL JT, SCHWARZ CE. A Quadrupolar SAFT-VR Mie Approach to Modeling Binary Mixtures of CO2 or Benzene with n‑Alkanes or 1‑Alkanols. Journal of Chemical and Engineering Data 2020; 65:5778-5800.

SWANEPOEL RM, SCHWARZ CE. Evaluation and improvement of the predictive capabilities of PC-SAFT for the liquideliquid phase boundaries in the solution polymerisation process. Fluid Phase Equilibria 2020; 526:112649, 30 pages.

VAN SCHALKWYK DL, MANDEGARI M, FARZAD S, GORGENS JF. Techno-economic and environmental analysis of bio-oil production from forest residues via non-catalytic and catalytic pyrolysis processes. Biofuels Bioproducts & Biorefining 2020; 14:112815, 18 pages.

WOODS MJ, GOOSEN NJ, HOFFMAN LC, PIETERSE E. A simple and rapid protocol for measuring the chitin content of Hermetia illucens (L.) (Diptera: Stratiomyidae) larvae. Journal of Insects as Food and Feed 2020; 6(3):285-290.

Proceedings International
ATTAH-KYEI D, AKDOGAN G, LINDBERG D, DORFLING C. Printed Circuit Board Leached Residue as a Substitute Reducing Agent in Pyrometallurgical Processes. In: Lee J, Wagstaff S, Lambotte G, Allanore A, Tesfaye F (eds.) The Minerals, Metals & Materials Society (TMS) Annual Meeting: Materials Processing Fundamentals 2020, California, USA, Springer 2020: 129-139.

Chapters in Books
BORDOLOI A, GOOSEN NJ. Green and integrated processing approaches for the recovery of high-value compounds from brown seaweeds. In: Bourgougnon N (ed.) Seaweeds Around the World: State of Art and Perspectives, Academic Press, London, United Kingdom, 2020: 369-413.

CHIMPHANGO AFA, MUGWAGWA LR, SWART M. Extraction of Multiple Value-Added Compounds from Agricultural Biomass Waste: A Review. In: Daramola MO, Ayeni AO (eds.) Valorization of Biomass to Value-Added Commodities: Current Trends, Challenges and Future Prospects, Springer Nature Switzerland AG, Cham, Switzerland, 2020: 163-192.

FARZAD S, MANDEGARI M, GORGENS JF. Life cycle assessment of lignocellulosic biorefineries. In: Filho EXF, Moreira LRdS, Ximenes EdA, Farinas CS (eds.) Recent Advances in Bioconversion of Lignocellulose to Biofuels and Value-Added Chemicals within the Biorefinery Concept, Elsevier, Amsterdam, Netherlands, 2020: 259-277.

PACHÓN ER, VASKAN P, GORGENS JF, GNANSOUNOU E. Process design, techno-economic, and life cycle assessments of selected sugarcane-based biorefineries: A case study in the South African context. In: Kumar RP, Gnansounou E, Raman JK, Baskar G (eds.) Refining Biomass Residues for Sustainable Energy and Bioproducts: Technology, Advances, Life Cycle Assessment, and Economics, Elsevier, Chennai, India, 2020: 567-597.

2019

Journal Articles (subsidised)

ABUFALGHA A, CLARKE KG, POTT RW. The liquid–liquid homogeneity of a four-phase simulated hydrocarbon-based bioprocess in a bubble column reactor. JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY 2019; 94:2034-2039.

ANYE CHO B, POTT RW. The development of a thermosiphon photobioreactor and analysis using Computational Fluid Dynamics (CFD). CHEMICAL ENGINEERING JOURNAL 2019; 363:141-154.

BABEDI L, VON DER HEYDEN BP, NEETHLING PH, TADIE M. The effect of Cd-substitution on the Raman vibrational characteristics of sphalerite. VIBRATIONAL SPECTROSCOPY 2019; 105:102968, 6 pages.

BAUER M, AURET L, DI CAPACI RB, HORCH A, THORNHILL NF. Industrial PID Control Loop Data Repository and Comparison of Fault Detection Methods. Industrial and Engineering Chemistry Research 2019; 58:11430-11439.

BEDZO OKK, MANDEGARI M, GORGENS JF. Comparison of immobilized and free enzyme systems in industrial production of short‐chain fructooligosaccharides from sucrose using a techno‐economic approach. Biofuels, Bioproducts and Biorefining 2019; 13:1274-1288.

BEDZO OKK, TROLLOPE KM, GOTTUMUKKALA LD, COETZEE G, GORGENS JF. Amberlite IRA 900 versus calcium alginate in immobilization of a novel, engineered β-fructofuranosidase for short-chain fructooligosaccharide synthesis from sucrose. . BIOTECHNOLOGY PROGRESS 2019; 35(3):e2797, 9 pages.

BEYL T, LOUW TM, POTT RW. Cyanobacterial Growth in Minimally Amended Anaerobic Digestion Effluent and Flue-Gas. Microorganisms 2019; 7:428, 16 pages.

BRANDT BA, JANSEN T, GORGENS JF, VAN ZYL WH. Overcoming lignocellulose-derived microbial inhibitors: Advancing the Saccharomyces cerevisiae resistance toolbox. Biofuels Bioproducts & Biorefining 2019; 13:1520-1536.

BRECKWOLDT NCC, GOOSEN NJ, VAN DER GRYP P, SMITH GS. Hydroformylation of the post metathesis product 7-tetradecene using rhodium(I) Schiff base derived precatalysts. Applied Catalysis A: General 2019; 573:49-55.

BRECKWOLDT NCC, GOOSEN NJ, VOSLOO HCM, VAN DER GRYP P. Kinetic evaluation of the hydroformylation of the post-metathesis product 7-tetradecene using a bulky phosphite-modified rhodium catalyst. Reaction Chemistry & Engineering 2019; 4:695-704.

BRECKWOLDT NCC, SMITH GS, VAN DER GRYP P, GOOSEN NJ. Kinetic evaluation of the hydroformylation of the post-metathesis product 7-tetradecene using a heterobimetallic rhodium ferrocenyl Schiff base derived precatalyst. Reaction Kinetics Mechanisms and Catalysis 2019; 128:333-347.

BROWN LJ, COLLARD FX, GORGENS JF. Fast pyrolysis of fibre waste contaminated with plastic for use as fuel products. Journal of Analytical and Applied Pyrolysis 2019; 138:261-269.
CHIMPHANGO AFA. Sorption Behaviour of Enzymatically and Chemically Formed Beechwood (Fagus sylvatica) Xylan Hydrogels onto Cellulosic Materials Under Different Sorption Conditions. JOURNAL OF POLYMERS AND THE ENVIRONMENT 2019; 27:561-570.

COLLETT KS, VON DER HEYDEN BP, POTT RW, STANDER J. A collaborative auto-ethnographic exploration of socially just practices by new academics in two South African higher education institutions. South African Journal of Higher Education 2018; 32(6):582-603.

CONACHER CG, GARCIA-APARICIO MDP, COETZEE G, VAN ZYL WH, GORGENS JF. Scalable methanol‑free production of recombinant glucuronoyl esterase in Pichia pastoris. BMC Research Notes 2019; 12:596, 6 pages.

CRIPWELL JT, KRUGER FJ, BURGER AJ. Accounting for cross association in non-self-associating species using a physically consistent SAFT-VR Mie approach. Fluid Phase Equilibria 2019; 483:1-13.

DOGBE ESA, MANDEGARI M, GORGENS JF. Assessment of the thermodynamic performance improvement of a typical sugar mill through the integration of waste-heat recovery technologies. Applied Thermal Engineering 2019; 158:113768.

DORFLING C, WOLFF KE, AKDOGAN G. Expanding the semantic range to enable meaningful real-world application in Chemical Engineering. South African Journal of Higher Education 2019; 33(1):42-58.

DU PREEZ LJ, MOTANG N, CALLANAN LH, BURGER AJ. Determining the Liquid Phase Equilibrium Speciation of the CO2−MEA−H2O System Using a Simplified in Situ Fourier Transform Infrared Method. Industrial and Engineering Chemistry Research 2019; 58:469-478.

DZIGBOR A, CHIMPHANGO AFA. An integrated strategy targeting drying and cooling unit operations to improve economic viability and reduce environmental impacts in a mango processing plant. Clean Technologies and Environmental Policy 2019; 21:139-153.

DZIGBOR A, CHIMPHANGO AFA. Evaluating the potential of using ethanol/water mixture as a refrigerant in adsorption cooling system by using activated carbon – sodium chloride composite adsorbent. INTERNATIONAL JOURNAL OF REFRIGERATION-REVUE INTERNATIONALE DU FROID 2019; 97:132-142.

DZIGBOR A, CHIMPHANGO AFA. Production and optimization of NaCl-activated carbon from mango seed using response surface methodology. Biomass Conversion and Biorefinery 2019; 9:421-431.

FOURIE FCVN, SCHWARZ CE, KNOETZE JH. CO2 + n-dodecane + 1-decanol: High pressure experimental phaseequilibria data and thermodynamic modelling. Journal of Supercritical Fluids 2019; 151:49-62.

GUPTA T, GHOSH T, AKDOGAN G, BANDOPADHYAY S. Maximizing REE Enrichment by Froth Flotation of Alaskan Coal Using Box-Behnken Design. Mining Metallurgy & Exploration 2019; 36:571-578.

HERBST J, POTT RW. The Effect of Temperature on Different Aqueous Two-Phase Diagrams of Polyethylene Glycol (PEG 6000, PEG 8000, and PEG 10000) + Potassium Sodium Tartrate + Water. Journal of Chemical and Engineering Data 2019; 64:3036-3043.

KAPANJI KK, HAIGH KF, GORGENS JF. Techno-economic analysis of chemically catalysed lignocellulose biorefineries at a typical sugar mill: Sorbitol or glucaric acid and electricity co-production. Bioresource Technology 2019; 289:121635.

LATSKY C, MABENA NS, SCHWARZ CE. High pressure phase behaviour for the CO2 + n-dodecane + 3,7-dimethyl-1-octanol system. Journal of Supercritical Fluids 2019; 149:138-150.

LATSKY C, SCHWARZ CE. High pressure vapour-liquid-equilibrium data for the quaternary carbon dioxide + (1-decanol + 3,7-dimethyl-1-octanol + n-dodecane) system. Journal of Chemical and Engineering Data 2019; 64:5785-5796.

LATSKY C, SCHWARZ CE. Measurement and modelling of high pressure bubble- and dew-point data for the CO2 + 1-decanol + 3,7-dimethyl-1-octanol system. Fluid Phase Equilibria 2019; 488:87-98.

LINDNER BS, AURET L, BAUER M, GROENEWALD JWD. Comparative analysis of Granger causality and transfer entropy to present a decision flow for the application of oscillation diagnosis. JOURNAL OF PROCESS CONTROL 2019; 79:72-84.

MALAN WD, AKDOGAN G, TASKINEN P, ZIETSMAN J. Phase equilibria and thermodynamic evaluation of the Fe-Ti-V-O system in air. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY 2019; 65:141-154.

MCCOY JT, AURET L. Controller Maintenance Prioritisation with LoopRank for a Milling and Flotation Plant. IFAC-PapersOnLine 2019; 52(14):243-248.

MCCOY JT, AURET L. Machine learning applications in minerals processing: A review. Minerals Engineering 2019; 132:95-105.

MIHIRETU GT, CHIMPHANGO AFA, GORGENS JF. Steam explosion pre-treatment of alkali-impregnated lignocelluloses for hemicelluloses extraction and improved digestibility. Bioresource Technology 2019; 294:122121.

MKHIZE NM, DANON B, ALVAREZ J, LOPEZ G, AMUTIO M, BILBOA J, OLAZAR M, VAN DER GRYP P, GORGENS JF. Influence of reactor and condensation system design on tyre pyrolysis products yields. Journal of Analytical and Applied Pyrolysis 2019; 143:104683.

MKWANANZI T, MANDEGARI M, GORGENS JF. Disturbance modelling through steady-state value deviations: The determination of suitable energy indicators and parameters for energy consumption monitoring in a typical sugar mill. Energy 2019; 176:211-223.

MOKOMELE T, DA COSTA SOUSA L, BALAN V, VAN RENSBURG E, DALE BE, GORGENS JF. Incorporating anaerobic co-digestion of steam exploded or ammonia fiber expansion pretreated sugarcane residues with manure into a sugarcanebased bioenergy-livestock nexus. Bioresource Technology 2019; 272:326-336.

MUGWAGWA LR, CHIMPHANGO AFA. Box-Behnken design based multi-objective optimisation of sequential extraction of pectin and anthocyanins from mango peels. CARBOHYDRATE POLYMERS 2019; 219:29-38.

MUSARIRI B, AKDOGAN G, DORFLING C, BRADSHAW SM. Evaluating organic acids as alternative leaching reagents for metal recovery from lithium ion batteries. Minerals Engineering 2019; 137:108- 117.

MWANDAWANDE I, AKDOGAN G, BRADSHAW SM, KARIMI M, SNYDERS CA. Investigation of flow regime transition in a column flotation cell using CFD. Journal of the Southern African Institute of Mining and Metallurgy 2019; 119:173-186.

MWANDAWANDE I, AKDOGAN G, BRADSHAW SM, KARIMI M, SNYDERS CA. Prediction of gas holdup in a column flotation cell using computational fluid dynamics (CFD). Journal of the Southern African Institute of Mining and Metallurgy 2019; 119:81-95.

NARON DR, COLLARD FX, TYHODA L, GORGENS JF. Influence of impregnated catalyst on the phenols production from pyrolysis of hardwood, softwood, and herbaceous lignins. Industrial Crops and Products 2019; 131:348-356.

NARON DR, COLLARD FX, TYHODA L, GORGENS JF. Production of phenols from pyrolysis of sugarcane bagasse lignin: Catalyst screening using thermogravimetric analysis – Thermal desorption – Gas chromatography – Mass spectroscopy. Journal of Analytical and Applied Pyrolysis 2019; 138:120-131.

NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Life cycle assessment and multi-criteria analysis of sugarcane biorefinery scenarios: Finding a sustainable solution for the South African sugar industry. Journal of Cleaner Production 2019; 239:118039, 17 pages.

NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Process design and economic evaluation of integrated, multi-product biorefineries for the co-production of bio-energy, succinic acid, and polyhydroxybutyrate (PHB) from sugarcane bagasse and trash lignocelluloses. Biofuels, Bioproducts and Biorefining 2019; 13:599-617.

NIEDER-HEITMANN M, HAIGH KF, LOUW JP, GORGENS JF. Economic evaluation and comparison of succinic acid and electricity co-production from sugarcane bagasse and trash lignocelluloses in a biorefinery, using different pretreatment methods: dilute acid (H2SO4), alkaline (NaOH), organosolv, ammonia fibre expansion (AFEX™), steam explosion (STEX), and wet oxidation. Biofuels, Bioproducts and Biorefining 2019; 14:55-77.

NIENABER EC, AURET L. Experimental modelling and plant simulation of spiral concentrators:Comparing response surface methodology and extended Holland-Batt models. Minerals Engineering 2019; 141:105833.

NKOLISA N, MAGWASA LS, WORKNEH TS, CHIMPHANGO AFA, SITHOLE NJ. Postharvest quality and bioactive properties of tomatoes (Solanum lycopersicum) stored in a low-cost and energy-free evaporative cooling system. Heliyon 2019; 5:e02266, 9 pages.

OKÉ V, GOOSEN NJ. The effect of stocking density on profitability of African catfish (Clarias gariepinus) culture in extensive pond systems. Aquaculture 2019; 507:385-392.

OZUDOGRU HMR, NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Techno-economic analysis of product biorefineries utilizing sugarcane lignocelluloses: Xylitol, citric acid and glutamic acid scenarios annexed to sugar mills with electricity co-production. Industrial Crops and Products 2019; 133:259-268.

POTT RW, WOLFF KE. Using Legitimation Code Theory to conceptualize learning opportunities in fluid mechanics. Fluids 2019; 4(4):203, 13 pages.

POTT RW. The release of the blue biological pigment C-phycocyanin through calcium-aided cytolysis of live Spirulina sp. COLORATION TECHNOLOGY 2018; 135:17-21.

SIANGWATA S, BRECKWOLDT NCC, GOOSEN NJ, SMITH GS. Olefin hydroformylation and kinetic studies using mono- and trinuclear N,O-chelate rhodium(I)-aryl ether precatalysts. Applied Catalysis A General 2019; 585:117179.

SOLTANIAN S, AGHBASHLO M, FARZAD S, TABATABAEI M, MANDEGARI M, GORGENS JF. Exergoeconomic analysis of lactic acid and power cogeneration from sugarcane residues through a biorefinery approach. Renewable Energy 2019; 143:872-889.

STONE W, LOUW TM, GAKINGO GK, NIEUWOUDT MJ, BOOYSEN MJ. A potential source of undiagnosed  Legionellosis: Legionella growth in domestic water heating systems in South Africa. Energy for Sustainable Development 2019; 48:130-138.

SWANEPOEL RM, SCHWARZ CE. Influence of α‑Olefin Concentration and Length on the High-Pressure Phase Behavior of (α-Olefin + n‑Hexane + LLDPE) Systems. Journal of Chemical and Engineering Data 2019; 64:3416-3435.

SWANEPOEL RM, SCHWARZ CE. Role of Solvent Properties in the High-Pressure Phase Behavior of (Ethylene + Comonomer + n‑Hexane + LLDPE) Systems. Journal of Chemical and Engineering Data 2019; 64:4525-4545.

SWART J, BORDOLOI A, GOOSEN NJ. Optimization of phosphate recovery from monkfish, Lophius vomerinus, processing by-products and characterization of the phosphate phases. Journal of the Science of Food and Agriculture 2019; 99:2743-2756.

TASKINEN P, AKDOGAN G, KOJO I, LAHTINEN M, JOKILAAKSO A. Matte converting in copper smelting. Mineral Processing and Extractive Metallurgy: Transactions of the Institute of Mining and Metallurgy 2019; 128:58-73.

UREN K, VAN SCHOOR G, AURET L. An energy-attributed graph approach for the purposes of FDI in a heated two-tank system. IFAC-PapersOnLine 2019; 52(14):159-164.

Proceedings International
AURET L, BAUER M. A residential rainwater harvesting system as a control engineering challenge problem. In: Serrani A (ed.) 2019 American Control Conference, Philadelphia,, USA, Institute of Electrical and Electronics Engineers (IEEE) 2019: 5864-5869.

LORENZEN L, KERR A. Transferring R&D results into optimal process design – the good and the bad. In: LORENZEN L (ed.) World Gold Conference 2019, Perth, Australia, The Australian Institute of Mining and Metallurgy 2019: 565-575.

WOLFF KE, BASSON AH, BLAINE DC, TUCKER M. Building a national engineering educator community of practice. 8th Research in Engineering Education Symposium (REES), Cape Town, South Africa, REES 2019: 781-789.

Chapters in Books
GORGENS JF, MANDEGARI M. Comparative assessment for non-ethanol biofuel producution from sugarcane lignocelluloses in Africa, including synfuels, butanol and jet fuels. In: Cortez LAB, Leal MRLV, Nogueira LAH (eds.) Sugarcane Biorefinery for Sustainable Development, Routledge, New York, USA, 2019: 97-108.

HAIGH KF, MANDEGARI M, FARZAD S, DAFUL AG, GORGENS JF. A biorefinery approach to improve the sustainability of the South African sugar industry: An assessment of selected scenarios. In: Godfrey L, GORGENS JF, Roman H (eds.) Opportunities for biomass and organic waste valorisation, Unisa Press, Pretoria, South Africa, 2018: 47-61.

MANDEGARI M, PETERSEN AM, BENJAMIN Y, GORGENS JF. Sugarcane Biofuel Production in South Africa, Guatemala, the Philippines, Argentina, Vietnam, Cuba, and Sri Lanka. In: Khan MT, Khan IA (eds.) Sugarcane Biofuels, Springer Nature Switzerland AG, Cham, Switzerland, 2019: 319-346.

ROBAINA L, PIRHONEN J, MENTE E, SANCHES J, GOOSEN NJ. Fish Diets in Aquaponics. In: Goddek S, Joyce A, Kotzen B, Burnell GM (eds.) Aquaponics Food Production Systems, Springer Nature, Cham, Switzerland, 2019: 333-352.

2018

Journal Articles (subsidised)

AGHBASHLO M, MANDEGARI M, TABATABAEI M, FARZAD S, SOUFIYAN MM, GORGENS JF. Exergy analysis of a lignocellulosic-based biorefinery annexed to a sugarcane mill for simultaneous lactic acid and electricity production. Energy 2018; 149:623-638.

BAUER M, AURET L, LE ROUX D, AHARONSON V. An industrial PID data repository for control loop performance monitoring (CPM). IFAC-PapersOnLine 2018; 51(4):823-828.

BREDELL WJ, SMITH JJ, GORGENS JF, VAN ZYL WH. Expression of unique chimeric human papilloma virus type 16 (HPV‐16) L1‐L2 proteins in Pichia pastoris and Hansenula polymorpha. YEAST 2018; 35:519-529.

BURGER L, SCHWARZ CE. Sensitivity of process design to phase equilibrium uncertainty: Study of the isopropanol + DIPE + 2-methoxyethanol system. Fluid Phase Equilibria 2018; 458:234-242.

CHITAWO ML, CHIMPHANGO AFA, PETERSON SO. Modelling sustainability of primary forest residues based bioenergy system. Biomass and Bioenergy 2018; 108:90-100.

COETZEE RJ, DORFLING C, BRADSHAW SM. Precipitation of Ru, Rh and Ir with iron ions from synthetic nickel sulphate leach solutions. Hydrometallurgy 2018; 175:79-92.

COLLETT KS, VON DER HEYDEN BP, POTT RW, STANDER J. A collaborative auto-ethnographic exploration of socially just practices by new academics in two South African higher education institutions. South African Journal of Higher Education 2018; 32(6):582-603.

CRIPWELL JT, SCHWARZ CE, BURGER AJ. SAFT-VR-Mie with an incorporated polar term for accurate holistic prediction of the thermodynamic properties of polar components. Fluid Phase Equilibria 2018; 455:24-42.

CRIPWELL JT, SMITH SAM, SCHWARZ CE, BURGER AJ. SAFT-VR Mie: Application to phase equilibria of alcohols in mixtures with n‑alkanes and water. Industrial and Engineering Chemistry Research 2018; 57:9693-9706.

DOGBE ESA, MANDEGARI M, GORGENS JF. Exergetic diagnosis and performance analysis of a typical sugar mill based on Aspen Plus? simulation of the process. Energy 2018; 145:614-625.

DU PREEZ LJ, BARNARD JP, CALLANAN LH, KNOETZE JH. Reaction kinetics of CO2 with monoethanolamine in n‑propanol. 1. Reaction kinetic data and comparison with existing rate law expressions. Industrial and Engineering Chemistry Research 2018; 57:9716-9724.

DU PREEZ LJ, CALLANAN LH, KNOETZE JH. An in situ Fourier transform infrared spectroscopy method for collecting realtime data for the liquid-phase reaction of CO2 and mono-ethanolamine in alcoholic solvent systems. VIBRATIONAL SPECTROSCOPY 2018; 99:25-33.

FERREIRA M, SCHWARZ CE. Low-pressure VLE measurements and thermodynamic modeling, with PSRK and NRTL, of binary 1‑alcohol + n-alkane systems. Journal of Chemical and Engineering Data 2018; 63:4614-4625.

FOURIE FCVN, SCHWARZ CE, KNOETZE JH. CO2 + 3,7-dimethyl-1-octanol + 1-decanol: High pressure experimental phase equilibria data and thermodynamic modelling. Journal of Supercritical Fluids 2018; 136:82-94.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. Concurrent measurement of high-pressure binary phase equilibrium, density and dynamic viscosity. Journal of Supercritical Fluids 2018; 133:444-454.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. High-pressure binary phase equilibria, density and dynamic viscosity of 100 & 200 cSt polydimethylsiloxane (PDMS) with supercritical CO2. Journal of Supercritical Fluids 2018; 139:1-7.

FRANKEN HH, KNOETZE JH, SCHWARZ CE. Hydrodynamics of a packed column operated under supercritical conditions. Chemical Engineering Transactions 2018; 69:13-18.

FU Y, ALDRICH C. Froth image analysis by use of transfer learning and convolutional neural networks. Minerals Engineering 2018; 115:68-78.

GOOSEN NJ, DE WET LF, GORGENS JF. Effects of formic acid in abalone diets that contain ingredients derived from fish processing by-products. Aquaculture International 2018; 26:857-868.

GOOSEN NJ, OOSTHUIZEN D, STANDER MA, DABAI AI, PEDAVOAH MM, USMAN GO. Phenolics, organic acids and minerals in the fruit juice of the indigenous African sourplum (Ximenia caffra, Olacaceae). South African Journal of Botany 2018; 119:11-16.

HAASBROEK A, STRYDOM JJ, MCCOY JT, AURET L. Fault diagnosis for an industrial high pressure leaching process with a monitoring dashboard. IFAC-PapersOnLine 2018; 51(21):117-122.

HAIGH KF, PETERSEN AM, GOTTUMUKKALA LD, MANDEGARI M, NALELI KS, GORGENS JF. Simulation and comparison of processes for biobutanol production from lignocellulose via ABE fermentation. Biofuels, Bioproducts and Biorefining 2018; 12(6):1023-1036.

IRAOLA-ARREGUI I, VAN DER GRYP P, GORGENS JF. A review on the demineralisation of pre- and post pyrolysis biomass and tyre wastes. WASTE MANAGEMENT 2018; 79:667-688.

KERREMANS A, MCCOY JT, AURET L. Economic assessment of condition-based maintenance with statistical process monitoring. IFAC-PapersOnLine 2018; 51(24):867-873.

LAMPRECHT JH, BURGER AJ. Desorption of isobutyl acetate into air as a low-cost alternative system for the measurement of liquid phase mass transfer coefficients. Chemical Engineering Transactions 2018; 69:7-12.

LATSKY C, KOUAKOU ACAA, SCHWARZ CE. Phase equilibria of CO2 with components in the light naphtha cut of tyre derived oil. Journal of Supercritical Fluids 2018; 131:58-65.

LATSKY C, SCHWARZ CE. High pressure bubble- and dew-point data for a system containing CO2 with detergent range alkanes and alcohols. Journal of Supercritical Fluids 2018; 141:265-273.

LINDNER BS, CHIOUA M, GROENEWALD JWD, AURET L, BAUER M. Diagnosis of oscillations in an industrial mineral process using transfer entropy and nonlinearity index. IFAC-PapersOnLine 2018; 51(24):1409-1416.

LOTTERING C, DORFLING C. Investigation of secondary zinc oxides as an alternative feed to the Skorpion Zinc process: Part 1 – leaching alternative zinc oxides. Journal of the Southern African Institute of Mining and Metallurgy 2018; 118:695-704.

LOTTERING C, DORFLING C. Investigation of secondary zinc oxides as an alternative feed to the Skorpion Zinc process: Part 2 – Process considerations and economic analysis. Journal of the Southern African Institute of Mining and Metallurgy 2018; 118:715-722.

MALAN WD, AKDOGAN G, TASKINEN P, HAMUYUNI J, ZIETSMAN J. Phase equilibria and thermodynamic evaluation of the Fe-V-O system in air. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY 2018; 63:12-23.

MALAN WD, AKDOGAN G, TASKINEN P, HAMUYUNI J, ZIETSMAN J. Phase equilibria and thermodynamic evaluation of the Ti-V-O system in air. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY 2018; 63:220-228.

MANDEGARI M, FARZAD S, GORGENS JF. A new insight into sugarcane biorefineries with fossil fuel co combustion: Techno-economic analysis and life cycle assessment. Energy Conversion and Management 2018; 165:76-91.

MBUYANE LL, DE KOCK MC, BAUER FF, DIVOL BT. Torulaspora delbrueckii produces high levels of C5 and C6 polyols during wine fermentations. FEMS Yeast Research 2018; 18(7):1-11.

MCCOY JT, KROON RS, AURET L. Variational autoencoders for missing data imputation with application to a simulated milling circuit. IFAC-PapersOnLine 2018; 51(21):141-146.

MINNE UL, BURGER AJ, SCHWARZ CE. The effect of fluid properties and packing size on the hydrodynamics of packed columns. Chemical Engineering Transactions 2018; 69:31-36.

MOKOMELE T, DA COSTA SOUSA L, BALAN V, VAN RENSBURG E, DALE BE, GORGENS JF. Ethanol production potential from AFEX TM and steam‑exploded sugarcane residues for sugarcane biorefineries. Biotechnology for Biofuels 2018; 11:Art. No.: 127, 21 pages.

MOKOMELE T, DA COSTA SOUSA L, BALS B, BALAN V, GOOSEN NJ, DALE BE, GORGENS JF. Using steam explosion or AFEX TM to produce animal feeds and biofuel feedstocks in a biorefinery based on sugarcane residues. Biofuels, Bioproducts and Biorefining 2018; 12(6):978-996.

MUNDIKE J, COLLARD FX, GORGENS JF. Co-combustion characteristics of coal with invasive alien plant chars prepared by torrefaction or slow pyrolysis. FUEL 2018; 225:62-70.

NIEDER-HEITMANN M, HAIGH KF, GORGENS JF. Process design and economic analysis of a biorefinery co-producing itaconic acid and electricity from sugarcane bagasse and trash lignocelluloses. Bioresource Technology 2018; 262:159-168.

NKOLISA N, MAGWAZA LS, WORKNEH TS, CHIMPHANGO AFA. Evaluating evaporative cooling system as an energy-free and cost-effective method for postharvest storage of tomatoes (Solanum lycopersicum L.) for smallholder farmers. Scientia Horticulturae 2018; 241:131-143.

NSAFUL F, COLLARD FX, GORGENS JF. Lignocellulose thermal pretreatment and its effect on fuel properties and composition of the condensable products (tar precursors) from char devolatilization for coal substitution in gasification application. FUEL PROCESSING TECHNOLOGY 2018; 179:334-343.

OOSTHUIZEN D, GOOSEN NJ, STANDER MA, IBRAHIM AD, PEDAVOAH M.-M., USMAN G.O., ADERINOLA T. Solvent extraction of polyphenolics from the indigenous African fruit Ximenia caffra and characterization by LC-HRMS. Antioxidants 2018; 7(8):Art. No.: 103, 13 pages.

PETERSEN AM, FRANCO T, GORGENS JF. Comparison of recovery of volatile fatty acids and mixed ketones as alternative downstream processes for acetogenisis fermentation. Biofuels, Bioproducts and Biorefining 2018; 12(5):882-898.

PETERSEN AM, VAN DER WESTHUIZEN WA, MANDEGARI M, GORGENS JF. Economic analysis of bioethanol and electricity production from sugarcane in South Africa. Biofuels, Bioproducts and Biorefining 2018; 12:224-238.

PIROW NO, LOUW TM, BOOYSEN MJ. Non-invasive estimation of domestic hot water usage with temperature and vibration sensors. FLOW MEASUREMENT AND INSTRUMENTATION 2018; 63:1-7.

SCHWARZ CE. High pressure phase behavior of the homologous series CO2 + 1‑alcohols. Journal of Chemical and Engineering Data 2018; 63:2451-2466.

SCHWARZ CE. High pressure phase equilibria of the CO2/saturated ethyl esters homologous series. Journal of Chemical and Engineering Data 2018; 63:1006-1020.

SNYDERS CA, AKDOGAN G, BRADSHAW SM, VAN VREDEN JH, SMITH R. The development of a caustic pre-leaching step for the recovery of Au from a refractory ore tailings heap. Minerals Engineering 2018; 121:23-30.

SNYDERS CA, AKDOGAN G, BRADSHAW SM, VAN WYK AP. Investigating the behaviour of PGEs during first-stage leaching of a Ni-Fe-Cu-S converter matte. Journal of the Southern African Institute of Mining and Metallurgy 2018; 118:353-360.

SRIVASTAVA VK, AKDOGAN G, GHOSH T, GANGULI R. Dynamic modeling and simulation of a SAG mill for mill charge characterization. Minerals and Metallurgical Processing 2018; 35(2):61-68.

STRYDOM JJ, MISKIN JJ, MCCOY JT, AURET L, DORFLING C. Fault diagnosis and economic performance evaluation for a simulated base metal leaching operation. Minerals Engineering 2018; 123:128-143.

SWANEPOEL JC, GOOSEN NJ. Evaluation of fish protein hydrolysates in juvenile African catfish (Clarias gariepinus) diets. Aquaculture 2018; 496:262-269.

TROLLOPE KM, NEL DWA, VOLSCHENK H. The heterologous expression potential of an acid-tolerant Talaromyces pinophilus β-glucosidase in Saccharomyces cerevisiae. FOLIA MICROBIOLOGICA 2018;63(6):725-734.

WAKEFIELD BJ, LINDNER BS, MCCOY JT, AURET L. Monitoring of a simulated milling circuit: Fault diagnosis and economic impact. Minerals Engineering 2018; 120:132-151.

WOLFF KE, DORFLING C, AKDOGAN G. Shifting disciplinary perspectives and perceptions of chemical engineering work in the 21st century. Education for Chemical Engineers 2018; 24:43-51.

Proceedings International
ALBERTYN PW, DORFLING C. Ammonium thiosulfate leaching of gold from printed circuit board waste. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 401, 10 pages.

AURET L, WOLFF KE. A control system framework for reflective practice: Design-based research applied to process control teaching. In: González CS, Castro M, Llamas Nistal M (eds.) 2018 IEEE Global Engineering Education Conference, USA, Institute of Electrical and Electronics Engineers 2018:100-108.

BABEDI L, TADIE M, NEETHLING PH, VON DER HEYDEN BP. Impact of cation substitution (Cd, Co) on the geometallurgical response of sphalerite. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: 1-10.

CLARKE KG, MOKOMELE T, CALLANAN LH, GROENEWALD J. Zymomonas mobilis – towards bacterial biofuel. In: Filho WL, Surroop D (eds.) The Nexus: Energy, Environment & Climate Change: First International Conference on Energy, Environment & Climate Change, Cham, Switzerland, Springer International Publishing 2018: 205-219.

COETZEE C, TADIE M, DORFLING C. Characterizing the role of organic additives in copper electrowinning. In: Davis BR, Moats MS, Wang S, et al (eds.) Extraction 2018, Ottawa, Canada, The Minerals, Metals & Materials Society 2018: 1497-1507.

DORFLING C, AKDOGAN G, SNYDERS CA. Evaluating the current status of metal production from secondary resources in South Africa. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 399, 10 pages.

KABONDO L, SNYDERS CA, BRADSHAW SM, AKDOGAN G, ROCHER V, COMBRINK B. The effect of screening panel selection on drain rates and media recovery in a dense media circuit. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.:435, 11 pages.

KHESA ME, AKDOGAN G, SNYDERS CA, BRADSHAW SM, DORFLING C, EKSTEEN J. Investigation into recovery of titania slag from waste ilmenite smelting furnace dust. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 182, 12 pages.

LOUW TM, WOLFF KE. Experimenting with engagement: An intervention to promote active reflection during laboratory practicals. In: González CS, Castro M, Llamas Nistal M (eds.) 2018 IEEE Global Engineering Education Conference, USA, Institute of Electrical and Electronics Engineers 2018: 730-737.

NG’ANDU FB, DORFLING C, BRADSHAW SM. Investigating the effects of thiourea and selenium on the electroreduction of cupric ions in acidic sulphate solutions. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 403, 10 pages.

POTT RW, JOHNSTONE-ROBERTSON M., VERSTER B., RUMJEET S, NKADIMENG L, RAPER T, RADEMEYER S, HARRISON STL. Wastewater biorefineries: Integrating water treatment and value recovery. In: Filho WL, Surroop D (eds.) The Nexus: Energy, Environment & Climate Change: First International Conference on Energy, Environment & Climate Change, Cham, Switzerland, Springer International Publishing 2018: 289-302.

ROSSOUW WA, DORFLING C. Evaluating the impact of mechanical pre-treatment on leaching of base metals from waste printed circuit boards. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 405, 10 pages.

SNYDERS CA, AKDOGAN G, BRADSHAW SM, VAN VREDEN JH, SMITH R. Small scale processing of Au from a weathered refractory ore tailings heap. In: Chanturiya V (ed.) IMPC 2018, Moscow, Russian Federation, International Mineral Processing Council 2018: Art. No.: 439, 9 pages.

TADIE M, POTT RW, GOOSEN NJ, VAN WYK AP, WOLFF KE. Expanding 1st year problem-solving skills through unit conversions and estimations. In: González CS, Castro M, Llamas Nistal M (eds.) 2018 IEEE Global Engineering Education Conference, USA, Institute of Electrical and Electronics Engineers 2018: 1041-1049.

Proceedings National
ATTAH-KYEI D, AKDOGAN G, DORFLING C, ERWEE M, ZIETSMAN JH, REYNOLDS QG. Printed circuit board leach residue as a reductant for pyrometallurgical operation. In: Smit G (ed.) WasteCon 2018, Johannesburg, South Africa, Institute for Waste Management of Southern Africa 2018: Art. No.: 70.

BABEDI L, VON DER HEYDEN BP, NEETHLING PH, TADIE M. Mineral chemistry as a critical parameter in geometallurgical models: a case study using trace element-substituted sphalerite. In: Becker M (ed.) SAIMM Geometallurgy Conference 2018, Cape Town, The Southern African Institute of Mining and Metallurgy 2018: 179-191.

Chapters in Books
OYEGBILE BA, AKDOGAN G. Hydrodynamic characterization of physicochemical process in stirred tanks and agglomeration reactors. In: Basha OM, Morsi BI (eds.) Laboratory unit operations and experimental methods in chemical engineering, IntechOpen, London, United Kingdom, 2018: 57-77.

ROSE SH, WARBURG L, LEROES-HILL M, KHAN N, PLETSCHKE BI, VAN ZYL WH. Integrated bioremediation and beneficiation of bio-based waste streams. In: GORGENS JF (ed.) Opportunities for biomass and organic waste valorization – finding alternative solutions to disposal in South Africa, UnisaPress, Pretoria, South Africa, 2018: 108-120.