Results 31 to 40 of about 30,054 (297)

Mathematical Models of the Infinite Porous Rotating Disk Electrode

International Journal of Electrochemical Science, 2018
An analytical expression of the current generated from the electrochemical reaction in a porous rotating disk electrode (PRDE) is derived when the reactant transport is dominated by advection and diffusion.
J. Visuvasam, A. Molina, E. Laborda, L. Rajendran   +3 more
doaj   +1 more source

Oxygen reduction in acid media: influence of the activity of CoNPc(1,2) bilayer deposits in relation to their attachment to the carbon black support and role of surface groups as a function of heat treatment [PDF]

, 1994
O2 reduction was investigated using rotating disk electrode and voltammetry techniques on NPcCo(1,2) impregnations deposited onto two kinds of carbon black support.
Biloul, A., Contamin, O., Palys, B.J., Riga, J., Savy, M., Scarbeck, G., Verbist, J.   +6 more
core   +2 more sources

Hydrogen production by electrolysis of a phosphate solution on a stainless steel cathode [PDF]

, 2010
The catalytic properties of phosphate species, already shown on the reduction reaction in anaerobic corrosion of steels, are exploited here for hydrogen production.
Basséguy, Régine, Bergel, Alain, De Silva Munoz, Leonardo, Féron, Damien   +3 more
core   +2 more sources

RSM based optimization for sustainable removal of Cr(VI) and Pb(II) from tannery effluent using rotating disk mesh electrode by electrocoagulation

Kuwait Journal of Science
The tanning process involves the usage of various toxic chemicals, disrupting concentrations in the ecosystem. The aim of this research was to develop an efficient electrode design and utilize it as an anode for treating chromium (Cr) and lead (Pb ...
Arshad Iqbal, Khadija Qureshi, Zulfiqar Ali Bhatti, Abdul Qadeer Laghari, Imran Nazir Unar, Abdul Sattar Jatoi, Muhammad Azam Usto, Zubair Hashmi   +7 more
doaj   +1 more source

Rotating Disk Apparatus: Types, Developments and Future Applications [PDF]

, 2016
Power consumption reduction investigations attracted the attention of enormous numbers of researchers in the past few decades due to its high academic and economic impacts.
Abdulbari, Hayder A., M. Halim Shah, Ismail, Mohamad Amran, Mohd Salleh, Rashed, K. Musaab   +3 more
core   +1 more source

Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry

Journal of Electrochemical Science and Engineering, 2018
Products of titanium dissolution in the active state are investigated in fluoride contain­ing 1 M H2SO4 solutions. The novel method of dual dynamic voltammetry, applied to Ti disk/Pt ring rotating ring–disk electrodes, is utilized for the simultaneous ...
Noémi Kovács, Laura Sziráki, Soma Vesztergom, Gyözö G. Láng   +3 more
doaj   +1 more source

Effect of Alkyl-Chain-Length on the Electrochemical Behavior and Diffusion Coefficient of Imidazole- and Pyridine-Based Surfactants in Aqueous Solutions

International Journal of Electrochemical Science, 2021
In the present work, imidazole and pyridine-based surfactants were successfully synthesized at our laboratory by a two-staged reaction mechanism of cation formation followed by anion exchange.
A.R. Lara-Hernández, N.V. Gallardo-Rivas, U. Páramo-García, R. Mayen-Mondragon, S.B. Brachetti-Sibaja   +4 more
doaj   +1 more source

Co3O4 Nanocrystals on Graphene as a Synergistic Catalyst for Oxygen Reduction Reaction

, 2011
Catalysts for oxygen reduction and evolution reactions are at the heart of key renewable energy technologies including fuel cells and water splitting.
AA Gewirth, AJ Bard, AJ Bard, AJ Esswein, C Nethravathi, CWB Bezerra, D Long, DG Nocera, F Bidault, FA Cotton, G Chen, H Meng, H Wang, H Wang, Hailiang Wang, HL Wang, Hongjie Dai, JG Zhou, JG Zhou, Jian Wang, Jigang Zhou, JS Spendelow, K Gong, KJJ Mayrhofer, L Qu, L-S Zhang, M De Koninck, M Lefevre, M Piana, M Winter, MW Kanan, NS Lewis, R Bashyam, R Liu, S Escribano, S Trasatti, TC Rojas, Tom Regier, TS Olson, UA Paulus, V Mehta, W Jin, Y Dong, Y Gorlin, Y Li, Yanguang Li, Yongye Liang, YY Liang   +47 more
core   +1 more source

Cross-linked CoMoO4/rGO nanosheets as oxygen reduction catalyst [PDF]

, 2017
Development of inexpensive and robust electrocatalysts towards oxygen reduction reaction (ORR) is crucial for the cost-affordable manufacturing of metal-air batteries and fuel cells. Here we show that cross-linked CoMoO4 nanosheets and reduced graphene
Fu, Jiaqi, Li, Yang-Guang, Meng, Jiang-Li, Miras, Haralampos N., Tan, Hua-Qiao, Wang, Yong-Hui, Wei, Mei-Jie, Zang, Hong-Ying   +7 more
core   +2 more sources

The impedance response of rotating disk electrodes [PDF]

Journal of Electroanalytical Chemistry, 2015
Classifications and recent findings are reviewed for numerical simulations describing the impedance response of rotating disk electrodes. The disk geometry is shown to cause a complex character to the ohmic contribution to the impedance response.
Wu, Shao-Ling, Orazem, Mark E., Tribollet, Bernard, Vivier, Vincent   +3 more
openaire   +2 more sources