Results 1 to 10 of about 509,240 (310)

Defective nanomaterials for electrocatalysis oxygen reduction reaction

Frontiers in Chemistry, 2022
The difficulties in O2 molecule adsorption/activation, the cleavage of the O–O bond, and the desorption of the reaction intermediates at the surface of the electrodes make the cathodic oxygen reduction reaction (ORR) for fuel cells show extremely ...
Zhanxin Mao, Xianyi Tang, Xuguang An, Jinxia Jiang   +3 more
doaj   +3 more sources

Electrochemical oxygen reduction reaction

, 2014
In this chapter, the fundamentals of oxygen reduction reaction (ORR) including thermodynamics and electrode kinetics are presented. The ORR kinetics including reaction mechanisms catalyzed by different electrode materials and catalysts including Pt, Pt ...
Liu, Changpeng, Zhang, Yuwei, Changpeng Liu, Yan, Liang, Jianbing Zhu, Si, Fengzhan, Yuwei Zhang, Zhu, Jianbing, Xing, Wei, Xiao, Meiling, Zhang, Jiujun, Meiling Xiao, Liang Yan, Wei Xing, Jiujun Zhang, Fengzhan Si   +15 more
core   +3 more sources

Highly efficient electrocatalysts for oxygen reduction reaction

Chemical Communications, 2007
Highly efficient and chemically compatible Ln(x)Sr(1-x)CoO(3-delta) ( Ln = La, Sm, Gd,.)/Co3O4 electrocatalysts for oxygen reduction reaction are presented and the very low cathode polarization resistances and excellent performances implied their ...
Zhang, Haizhou, 杨维慎, Yang, Weishen
core   +3 more sources

Electrocatalysts and catalyst layers for oxygen reduction reaction

, 2014
In this chapter, to give some basic knowledge and concepts, some fundamentals about the catalyst activity and stability of oxygen reduction reaction (ORR) electrocatalysts, which are the targeted research systems by rotating electrode methods, are ...
Liu, Changpeng, Xing, Wei, Shikui Yao, Feng, Ligang, Sun, Xiujuan, Xiujuan Sun, Changpeng Liu, Zhang, Jiujun, Wei Xing, Yao, Shikui, Ligang Feng, Jiujun Zhang   +11 more
core   +3 more sources

PtCoNi Alloy Towards Efficient Oxygen Reduction Reaction [PDF]

E3S Web of Conferences, 2023
A ternary alloy catalyst, CoNi-Pt/C-600, was prepared using a simple polyol method and thermal annealing treatment, and its oxygen reduction reaction (ORR) performance in acidic medium was studied.X-ray diffraction (XRD), X-ray photoelectron spectroscopy
Zhang Binbin, Wu Jiayun, Cong Yuanyuan
doaj   +1 more source

Phosphorus-Doped Graphene Electrocatalysts for Oxygen Reduction Reaction

Nanomaterials, 2022
Developing cheap and earth-abundant electrocatalysts with high activity and stability for oxygen reduction reactions (ORRs) is highly desired for the commercial implementation of fuel cells and metal-air batteries.
Xinxing Zhan, Xin Tong, Manqi Gu, Juan Tian, Zijian Gao, Liying Ma, Yadian Xie, Zhangsen Chen, Hariprasad Ranganathan, Gaixia Zhang, Shuhui Sun   +10 more
doaj   +1 more source

Modified Substrates for Oxygen Reduction Reaction [PDF]

ECS Meeting Abstracts, 2013
Abstract not Available.
ZAFFERONI, CLAUDIO, INNOCENTI, MASSIMO, GIAMBASTIANI, GIULIANO, TUCI, GIULIA, BECUCCI, LUCIA, CAPOLUPO, FERDINANDO, FORESTI, MARIA LUISA   +6 more
openaire   +4 more sources

Oxygen vacancies engineering in electrocatalysts nitrogen reduction reaction

Frontiers in Chemistry, 2022
Ammonia is important, both as a fertilizer and as a carrier of clean energy, mainly produced by the Haber-Bosch process, which consumes hydrogen and emits large amounts of carbon dioxide.
Haijiang Zhu, Chao Wang, Yuling He, Yi Pu, Peiwen Li, Liang He, Xianglan Huang, Wu Tang, Hui Tang   +8 more
doaj   +1 more source

Carbon-Supported Mo₂C for Oxygen Reduction Reaction Electrocatalysis

Nanomaterials, 2020
Molybdenum carbide (Mo2C)-based electrocatalysts were prepared using two different carbon supports, commercial carbon nanotubes (CNTs) and synthesised carbon xerogel (CXG), to be studied from the point of view of both capacitive and electrocatalytic ...
Dušan Mladenović, Milica Vujković, Slavko Mentus, Diogo M. F. Santos, Raquel P. Rocha, Cesar A. C. Sequeira, Jose Luis Figueiredo, Biljana Šljukić   +7 more
doaj   +1 more source

High-Efficiency Oxygen Reduction Reaction Revived from Walnut Shell

Molecules, 2023
The development of inexpensive and efficient electrocatalysts for oxygen reduction reactions (ORR) remains a challenge with respect to renewable energy technologies.
Lei Yan, Yuchen Liu, Junhua Hou
doaj   +1 more source