Results 41 to 50 of about 54,095 (295)

Preparation of melamine-Ni-Cu nanocomposite as a promising catalytic substrate for methanol electrooxidation [PDF]

شیمی کاربردی روز
Melamine is a nitrogen-rich compound. Its composite with transition metals has an electron-rich structure and increases electrocatalytic activity and charge transfer.
Mohammad Ali Kamyabi, Javad Azizi
doaj   +1 more source

Metallic NiFe as Bifunctional Electrocatalysts for Efficient Urea Conversion

International Journal of Electrochemical Science, 2020
A simple electrodeposition method was used to prepare metallic NiFe on nickel foam(NiFe/NF). NiFe/NF showed excellent electrocatalytic activities for HER and UOR in an alkaline solution containing urea.
Mengwei Xue, Zhou Zhou, Jingwen Yu, Benzhi Liu, Shiyuan Qi, Qinpu Liu, Guangqing Liu   +6 more
doaj   +1 more source

Bilirubin oxidase from myrothecium verrucaria physically absorbed on graphite electrodes. Insights into the alternative resting from and the sources of activity loss [PDF]

, 2015
The oxygen reduction reaction is one of the most important chemical processes in energy converting systems and living organisms. Mediator-less, direct electro-catalytic reduction of oxygen to water was achieved on spectrographite electrodes modified by
Carmen Castro, Cristina Acuna-Rougier, Diego Farias, Federico Tasca, Riccarda Antiochia   +4 more
core   +3 more sources

Electroactive Metal–Organic Frameworks for Electrocatalysis

Advanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska, Yutong Luo, Ruyan Zhao, Jianjun Zhang, Mingchao Wang, Xinliang Feng, Eike Brunner, Stefan Kaskel   +7 more
wiley   +1 more source

Effect of dodecylbenzenesulphonate on Electrocatalytic Activity of NiOx Nanoparticles for glucose oxidation

International Journal of Electrochemical Science, 2019
The impacts of addition of organic compound (anionic surfactant) dodecylbenzenesulphonate (DBS) on the electrodeposition of nickel oxide (NiOx) nanoparticles and on the electrocatalytic oxidation of glucose from alkaline solution are studied.
Mohamed S. Mohamed Ahmed, Zeinab A. Abdallah, Mahmoud M. Saleh   +2 more
doaj   +1 more source

A mechanistic study of the EC′ mechanism – the split wave in cyclic voltammetry and square wave voltammetry [PDF]

, 2016
In this paper, a detailed investigation of electrochemical reactions coupled with homogenous chemical steps using cyclic voltammetry (CV) and square wave voltammetry (SWV) was carried out to study the electrocatalytic (EC’) mechanism.
Cooper, Joshua J., Fisher, Adrian C., Lawrence, Nathan S., Song, Peng, Wadhawan, Jay D., Ward, Haydn J.   +5 more
core   +2 more sources

Atomically dispersed Pt-N-4 sites as efficient and selective electrocatalysts for the chlorine evolution reaction [PDF]

, 2020
Chlorine evolution reaction (CER) is a critical anode reaction in chlor-alkali electrolysis. Although precious metal-based mixed metal oxides (MMOs) have been widely used as CER catalysts, they suffer from the concomitant generation of oxygen during the ...
A Kumar, A Muñoz-Páez, A Wang, AC Hazell, AL Bouwkamp-Wijnoltz, AR Zeradjanin, B Qiao, B Ravel, C Zhu, CD Ellis, CE Finke, D Wintrich, D-Y Kuo, DF Abbott, E Guerrini, E Tsolaki, H Ha, H Over, H Park, H-W Liang, HA Hansen, HA Hansen, I Sohrabnejad-Eskan, IA Moreno-Hernandez, J Du, J Kim, JF Silva, JG Vos, JG Vos, JK Nørskov, K Artyushkova, K Macounová, KA Exner, KS Exner, KS Exner, KS Exner, KS Exner, KS Exner, KS Exner, L Liu, N Menzel, PCS Hayfield, PCS Hayfield, Q Fu, R Chen, RKB Karlsson, S Cherevko, S Dresp, S Geiger, S Geiger, S Gupta, S Trasatti, S Trasatti, S Trasatti, SD Hicks, SG Bratsch, SM Hwang, T Arikawa, T Binninger, T Brinkmann, TP Umile, V Petrykin, YJ Sa, YJ Sa   +63 more
core   +1 more source

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

Advanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari, Gokul Bhaskaran, Krishan Kumar, Yun Suk Huh, Young‐Kyu Han   +4 more
wiley   +1 more source

Single-atom catalyst for high-performance methanol oxidation

Nature Communications, 2021
It is still challenging to engineer single-atom catalysts for electrocatalytic methanol oxidation. Here, the authors design Pt single atom supported on RuO2 for highly active methanol oxidation in contrast to the inert Pt single atom supported on carbon.
Zhiqi Zhang, Jiapeng Liu, Jian Wang, Qi Wang, Yuhao Wang, Kai Wang, Zheng Wang, Meng Gu, Zhenghua Tang, Jongwoo Lim, Tianshou Zhao, Francesco Ciucci   +11 more
doaj   +1 more source

Degradation of hexafluoropropylene oxide tetrameric acid (HFPO-TeA) using electrocatalytic ozone technique

Water Cycle, 2022
Hexafluoropropylene oxide tetrameric acid (HFPO-TeA) is an alternative to perfluorooctanecarboxylic acid (PFOA) and is commonly used in the production of perfluoropolymers.
Zehong Yang, Shuting Guo, Xiaolin You, Qiongfang Zhuo, Bo Yang, Jiaming Huang, Junfeng Niu   +6 more
doaj   +1 more source