Results 291 to 300 of about 111,764 (351)

Characterization of Electrocatalyst

2020
In the process of developing a catalyst, understanding their structure and properties is considered essential as it is obligatory to improve their performance or to resolve a failure issue. Hence, the purpose of this invited chapter is to give a brief summary of various characterization tools specifically, X-ray Diffraction (XRD), Brunauer, Emmett, and
Jayashree Swaminathan, Ashokkumar Meiyazhagan   +1 more
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Emerging Electrocatalysts in Urea Production

Chemistry – A European Journal, 2023
AbstractUrea synthesis from abundant CO2 and N‐feedstocks via renewable electricity has attracted increasing interests, offering a promising alternative to the industrial‐applied Haber‐Meiser process. However, the studies toward electrochemical urea production remain scarce and appeal for more research.
Guanzheng Wu, Yidong Yang, Jiadi Jiang, Yi Liu, Mengmiao Sun, Jianrui Zhang, Wuyong Zhang, Qing Qin   +7 more
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Heterostructured Catalytic Materials as Advanced Electrocatalysts: Classification, Synthesis, Characterization, and Application

Advanced Functional Materials
The proactive exploration of electrocatalytic conversion for renewable energy valorization is of tremendous significance in addressing the issues of fossil energy exhaustion, among which the critical challenge of electrocatalysis lies in the rational ...
Xu Wu, Qiong Yan, Hao Wang, Deyu Wu, Heng Zhou, Hui Li, Song Yang, Tianyi Ma, Heng Zhang   +8 more
semanticscholar   +1 more source

Transition metal-based electrocatalysts for alkaline overall water splitting: advancements, challenges, and perspectives.

Chemical Communications
Water electrolysis is a promising method for efficiently producing hydrogen and oxygen, crucial for renewable energy conversion and fuel cell technologies.
M. N. Lakhan, Abdul Hanan, A. Hussain, Irfan Ali Soomro, Yuan Wang, Mukhtiar Ahmed, U. Aftab, Hongyu Sun, Hamidreza Arandiyan   +8 more
semanticscholar   +1 more source

Recent advances in transition-metal-sulfide-based bifunctional electrocatalysts for overall water splitting

Journal of Materials Chemistry A, 2021
This review summarizes recent advances relating to transition metal sulfide (TMS)-based bifunctional electrocatalysts, providing guidelines for the design and fabrication of TMS-based catalysts for practical application in water electrolysis.
Min Wang, Li Zhang, Yijia He, Hongwei Zhu   +3 more
semanticscholar   +1 more source

MOF-derived electrocatalysts for oxygen reduction, oxygen evolution and hydrogen evolution reactions.

Chemical Society Reviews, 2020
Oxygen reduction reaction (ORR), oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) are three key reactions for the development of green and sustainable energy systems.
Hao‐Fan Wang, Liyu Chen, H. Pang, S. Kaskel, Qiang Xu   +4 more
semanticscholar   +1 more source

Carbon-based electrocatalysts for sustainable energy applications

, 2021
Carbon-based materials have multiple advantages including abundant sources, tunable molecular structures, high electronic conductivity, and environmental compatibility.
Jian Wang, Hui Kong, Jin-ying Zhang, Yong Hao, Zongping Shao, F. Ciucci   +5 more
semanticscholar   +1 more source

Design and Synthesis of Noble Metal-Based Alloy Electrocatalysts and Their Application in Hydrogen Evolution Reaction.

Small, 2023
Hydrogen energy is regarded as the ultimate energy source for future human society, and the preparation of hydrogen from water electrolysis is recognized as the most ideal way.
Zhibo Cui, Wensheng Jiao, Zeyi Huang, Guanzhen Chen, Biao Zhang, Yunhu Han, Wei Huang   +6 more
semanticscholar   +1 more source

Multiscale Construction of Bifunctional Electrocatalysts for Long‐Lifespan Rechargeable Zinc–Air Batteries

Advanced Functional Materials, 2020
Zinc–air batteries deliver great potential as emerging energy storage systems but suffer from sluggish kinetics of the cathode oxygen redox reactions that render unsatisfactory cycling lifespan. The exploration on bifunctional electrocatalysts for oxygen
Chang‐Xin Zhao, Jia‐Ning Liu, Boquan Li, Ding Ren, Xiao Chen, Jia Yu, Qiang Zhang   +6 more
semanticscholar   +1 more source

Potential of Nano-ZnS as Electrocatalyst

The Journal of Physical Chemistry A, 2009
ZnS is a versatile wide-gap semiconductor that shows remarkable chemical stability against oxidation and hydrolysis. These properties are retained when the particle size steps down to 10 nm and below, and thus ZnS nanoparticles are interesting entities for optical and catalytic functions, where they might be exposed to quite aggressive environments ...
Bredol, M., Kaczmarek, M.
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