| The effect of crystalline phase (anatase, brookite and rutile) and size on the photocatalytic activity of calcined polymorphic titanium dioxide (TiO2) NS Allen, N Mahdjoub, V Vishnyakov, PJ Kelly, RJ Kriek Polymer degradation and stability 150, 31-36, 2018 | 265 | 2018 |
| Recent progress on bimetallic‐based spinels as electrocatalysts for the oxygen evolution reaction JO Olowoyo, RJ Kriek Small 18 (41), 2203125, 2022 | 98 | 2022 |
| Performance evaluation of a membraneless divergent electrode-flow-through (DEFT) alkaline electrolyser based on optimisation of electrolytic flow and electrode gap MI Gillespie, F Van Der Merwe, RJ Kriek Journal of Power Sources 293, 228-235, 2015 | 92 | 2015 |
| Complexation of palladium (II) with chloride and hydroxide JJ Cruywagen, RJ Kriek Journal of Coordination Chemistry 60 (4), 439-447, 2007 | 87 | 2007 |
| Evaluation of charge density and the theory for calculating membrane potential for a nano-composite nylon-6, 6 nickel phosphate membrane T Arfin, A Falch, RJ Kriek Physical Chemistry Chemical Physics 14 (48), 16760-16769, 2012 | 59 | 2012 |
| An electrochemical study of carbon dioxide electroreduction on gold-based nanoparticle catalysts V Lates, A Falch, A Jordaan, R Peach, RJ Kriek Electrochimica Acta 128, 75-84, 2014 | 56 | 2014 |
| Photocatalytic reduction of platinum (II and IV) from their chloro complexes in a titanium dioxide suspension in the absence of an organic sacrificial reducing agent F Mahlamvana, RJ Kriek Applied Catalysis B: Environmental 148, 387-393, 2014 | 48 | 2014 |
| H 2 production through electro-oxidation of SO 2: identifying the fundamental limitations RJ Kriek, J Rossmeisl, S Siahrostami, ME Björketun Physical Chemistry Chemical Physics 16 (20), 9572-9579, 2014 | 48 | 2014 |
| Silver/nickel oxide (Ag/NiO) nanocomposites produced via a citrate sol-gel route as electrocatalyst for the oxygen evolution reaction (OER) in alkaline medium MZ Iqbal, RJ Kriek Electrocatalysis 9, 279-286, 2018 | 42 | 2018 |
| Hydrogen production from a rectangular horizontal filter press divergent electrode-flow-through (DEFT™) alkaline electrolysis stack MI Gillespie, RJ Kriek Journal of Power Sources 372, 252-259, 2017 | 41 | 2017 |
| An electrochemical and theoretical comparison of ionic transport through a polystyrene based titanium–vanadium (1: 2) phosphate membrane T Arfin, F Jabeen, RJ Kriek Desalination 274 (1-3), 206-211, 2011 | 39 | 2011 |
| Synthesis, spectroscopic characterization and behavior of AC impedance spectroscopy of Cd (II) bis (N-para-methylphenyl dithiocarbamate) DC Onwudiwe, T Arfin, CA Strydom, RJ Kriek Electrochimica Acta 104, 19-25, 2013 | 35 | 2013 |
| A detailed spectrophotometric investigation of the complexation of palladium (II) with chloride and bromide CJ Le Roux, RJ Kriek Hydrometallurgy 169, 447-455, 2017 | 29 | 2017 |
| Combinatorial Plasma Sputtering of PtxPdy Thin Film Electrocatalysts for Aqueous SO2 Electro-oxidation A Falch, V Lates, RJ Kriek Electrocatalysis 6, 322-330, 2015 | 27 | 2015 |
| SO2-an indirect source of energy RJ Kriek, JP Van Ravenswaay, M Potgieter, A Calitz, V Lates, ... Journal of the Southern African Institute of Mining and Metallurgy 113 (8 …, 2013 | 27 | 2013 |
| A study of the thermal and AC impedance properties of N-phenyldithiocarbamate complexes of Zn (II) DC Onwudiwe, T Arfin, CA Strydom, RJ Kriek Electrochimica Acta 109, 809-817, 2013 | 26 | 2013 |
| Scalable hydrogen production from a mono-circular filter press Divergent Electrode-Flow-Through alkaline electrolysis stack MI Gillespie, RJ Kriek Journal of Power Sources 397, 204-213, 2018 | 24 | 2018 |
| Ionic conductivity of alkali halides across a polyaniline-zirconium (IV)-arsenate membrane T Arfin, RJ Kriek, R Bushra CEE, 2013 | 22 | 2013 |
| Separation and recovery of some platinum group metals (PGMs) by means of selective photocatalytic reduction JJ Kriek, RJ, Engelbrecht, WJ & Cruywagen Journal of the Southern African Institute of Mining and Metallurgy 95 (2), 75-81, 1995 | 22 | 1995 |
| NiSe-Ni3Se2/Multiwalled Carbon Nanotube Composites as Efficient Electrocatalysts for the Oxygen Evolution Reaction in Alkaline Media OA Oyetade, RJ Kriek Electrocatalysis 11, 35-45, 2020 | 21 | 2020 |