Results 41 to 50 of about 86,765 (186)

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, 2018
Department of Energy Engineering (Battery Science and Technology)The continuous throng in demand for high energy density rechargeable batteries innovatively drives technological development in cell design as well as electrochemically active materials. In
Jeong, Dae-Hyeon
core  

Steel-Based Electrocatalysts for Efficient and Durable Oxygen Evolution in Acidic Media

, 2018
High overpotentials, particularly an issue of common anode materials, hamper the process of water electrolysis for clean energy generation. Thanks to immense research efforts up to date oxygen evolution electrocatalysts based on earth-abundant elements ...
Daum, Diemo, Han, Weijia, Hou, Peilong, Krupp, Ulrich, Küpper, Karsten, Liu, Xiaogang, Müller-Buschbaum, Klaus, Schmidt, Mercedes, Schulz-Kölbel, Christine, Schäfer, Helmut, Stangl, Johannes, Steinhart, Martin, Wollschläger, Joachim   +12 more
core   +1 more source

Part II: NiMoO₄ Nanostructures Synthesized by the Solution Combustion Method: A Parametric Study on the Influence of Material Synthesis and Electrode-Fabrication Parameters on the Electrocatalytic Activity in the Hydrogen Evolution Reaction

Molecules, 2022
Earth-abundant NiMo-oxide nanostructures were investigated as efficient electrocatalytic materials for the hydrogen evolution reaction (HER) in acidic media. Synthesis and non-synthesis parameters were thoroughly studied. For the non-synthesis parameters,
Mahmoud Bassam Rammal, Vincent El-Ghoubaira, Sasha Omanovic   +2 more
doaj   +1 more source

Graphene-Based Nanostructures in Electrocatalytic Oxygen Reduction

, 2018
Application of graphene-type materials in electrocatalysis is a topic of growing scientific and technological interest. A tremendous amount of research has been carried out in the field of oxygen electroreduction, particularly with respect to potential ...
Alammari, Allen, Cai, Chen, Conner, Farooque, Gong, Guo, Habibi, He, Huang, Ikeda, Jiang, Kim, Kimouche, Li, Li, Li, Liang, Lv, Ma, Ma, O’Hayre, Qu, Quesnel, Ramaswamy, Ren, Ruffieux, Saito, Shao, Sheng, Song, Tian, Wang, Wu, Wu, Yang, Yang, Zhang, Zhao, Zhao, Zheng, Zhong, Zhou, Zhu, Zoladek   +45 more
core   +1 more source

Preparation and evaluation of advanced electrocatalysts for phosphoric acid fuel cells [PDF]

Results are presented for hydrogen oxidation and hydrogen oxidation poisoned by carbon monoxide at levels between 0 and 30%. Due to the high activities that are now being observed for our platinum based electrocatalysts, the hydrogen concentrations were ...
Baris, J., Pagliaro, P., Stonehart, P.
core   +7 more sources

Novel mixed heterovalent (Mo/Co)Ox-zerovalent Cu system as bi-functional electrocatalyst for overall water splitting

Scientific Reports
A novel hybrid ternary metallic electrocatalyst of amorphous Mo/Co oxides and crystallized Cu metal was deposited over Ni foam using a one-pot, simple, and scalable solvothermal technique.
Ahmed R. Tartour, Moustafa M. S. Sanad, Ibrahim S. El-Hallag, Youssef I. Moharram   +3 more
doaj   +1 more source

Enhanced oxygen reduction with single-atomic-site iron catalysts for a zinc-air battery and hydrogen-air fuel cell

Nature Communications, 2018
Development of fuel cells and metal-air batteries is hindered by electrocatalyst performance, which can be enhanced with uniform and atomically dispersed active sites. Here the authors report an iron-based electrocatalyst for oxygen reduction in cathodes
Yuanjun Chen, Shufang Ji, Shu Zhao, Wenxing Chen, Juncai Dong, Weng-Chon Cheong, Rongan Shen, Xiaodong Wen, Lirong Zheng, Alexandre I. Rykov, Shichang Cai, Haolin Tang, Zhongbin Zhuang, Chen Chen, Qing Peng, Dingsheng Wang, Yadong Li   +16 more
doaj   +1 more source

Fabrication of Graphene Oxide-Decorated Mesoporous NiFe₂O₄ as an Electrocatalyst in the Hydrogen Gas Evolution Reaction

Designs, 2023
An electrocatalyst for the hydrogen evolution reaction has been successfully synthesized from graphene oxide (GO) decorated with the mesoporous NiFe2O4.
Afiten R. Sanjaya, Salsabila Amanda, Tribidasari A. Ivandini, Faisal Abnisa, Grandprix T. M. Kadja, Uji Pratomo, Yatimah Alias, Munawar Khalil   +7 more
doaj   +1 more source

Metal-Free Dihydrogen Oxidation by a Borenium Cation:A Combined Electrochemical/Frustrated Lewis Pair Approach [PDF]

, 2014
In order to use H2 as a clean source of electricity, prohibitively rare and expensive precious metal electrocatalysts, such as Pt, are often used to overcome the large oxidative voltage required to convert H2 into 2 H+ and 2 e−. Herein, we report a metal-
Bard, Chiu, Clark, Clark, Eisenberger, Erker, Farrell, Jutzi, Lawrence, Lawrence, Matsumoto, Matsumoto, Rablen, Stephan, Ueng, Welch   +15 more
core   +1 more source

Machine learning accelerated calculation and design of electrocatalysts for CO2 reduction

SmartMat, 2022
In the past decades, machine learning (ML) has impacted the field of electrocatalysis. Modern researchers have begun to take advantage of ML‐based data‐driven techniques to overcome the computational and experimental limitations to accelerate rational ...
Zhehao Sun, Hang Yin, Kaili Liu, Shuwen Cheng, Gang Kevin Li, Sibudjing Kawi, Haitao Zhao, Guohua Jia, Zongyou Yin   +8 more
doaj   +1 more source