Results 71 to 80 of about 65,275 (275)

Synthesis of Pt–Pd Bimetallic Porous Nanostructures as Electrocatalysts for the Methanol Oxidation Reaction

Nanomaterials, 2018
Pt-based bimetallic nanostructures have attracted a great deal of attention due to their unique nanostructures and excellent catalytic properties. In this study, we prepared porous Pt–Pd nanoparticles using an efficient, one-pot co-reduction process ...
Yong Yang, Yanqin Cao, Lili Yang, Zhengren Huang, Nguyen Viet Long   +4 more
doaj   +1 more source

Electrochemical Catalysts for Green Hydrogen Energy

Advanced Energy & Sustainability Research, 2021
Developing clean and renewable energy resources has become one of the world's most important challenges, given the double burden of energy scarcity and environmental pollution.
Do Hyung Kweon, In-Yup Jeon, Jong-Beom Baek   +2 more
doaj   +1 more source

Nanowrinkled Carbon Aerogels Embedded with FeN x Sites as Effective Oxygen Electrodes for Rechargeable Zinc-Air Battery. [PDF]

, 2019
Rational design of single-metal atom sites in carbon substrates by a flexible strategy is highly desired for the preparation of high-performance catalysts for metal-air batteries.
Chen, Alan P, Chen, Shaowei, Chen, Yang, Davenport, John L, He, Ting, Liu, Min, Lu, Bingzhang, Mordaunt, Alexander, Pao, Chih-Wen, Ping, Yuan, Stram, Alexander, Sun, Zhifang, Velasco, Jairo, Wang, Yong, Zhang, Yaqiang, Zhang, Yi   +15 more
core   +1 more source

Electrocatalytic Reduction of CO2 to Ethylene: Catalyst Design and Synchrotron‐Based Characterizations

Advanced Functional Materials, EarlyView.
This review evaluates strategies for electrochemical CO2 reduction to ethylene, focusing on copper‐based catalyst design and microenvironment modulation to achieve industrial‐grade performance. By leveraging operando synchrotron‐based characterizations, we provide a multiscale understanding of dynamic structural transformations and key reaction ...
Meng Zhang, Zuolong Chen, Yimin A. Wu
wiley   +1 more source

Construction of Hierarchical PdAgAu Nanorings/MXene–GO Electrocatalysts for Efficient and Ultrastable Hydrogen Evolution Reaction

Advanced Energy & Sustainability Research, 2023
High overpotential and poor long‐term operation stability of electrocatalysts are two major barriers for the hydrogen evolution reaction (HER). Herein, 2D ultrathin PdAgAu nanorings are synthesized and further self‐assembled on Ti2CTx–graphene oxide (GO)
Chaohai Sun, Yong Tan, Yi Huang, Fang Guo, Linghan Deng, Si Cheng   +5 more
doaj   +1 more source

Molecular Templating Enables Precise CeNiC2/Ni Heterostructures for Efficient Alkaline Hydrogen Oxidation

Advanced Functional Materials, EarlyView.
A series of Bi‐TMCs‐based heterostructures (CeNiC2/Ni‐x%) have been precisely constructed through a “molecular‐template”‐assisted strategy, which exhibits remarkable alkaline HOR performance derived from the strong synergy between Ni and CeNiC2 components.
Xi Yin, Xue‐Qian Wu, Yi Yuan, Ya‐Pan Wu, Shuang Li, Guangtong Hai, Shuhui Sun, Dong‐Sheng Li   +7 more
wiley   +1 more source

Defect‐engineered two‐dimensional transition metal dichalcogenides towards electrocatalytic hydrogen evolution reaction

Carbon Energy, 2023
Recently, two‐dimensional transition metal dichalcogenides (TMDs) demonstrated their great potential as cost‐effective catalysts in hydrogen evolution reaction.
Hang Su, Xiaodong Pan, Suqin Li, Hao Zhang, Ruqiang Zou   +4 more
doaj   +1 more source

The direct hydrothermal deposition of cobalt-doped MoS2 onto fluorine-doped SnO2 substrates for catalysis of the electrochemical hydrogen evolution reaction [PDF]

, 2016
Metal chalcogenides, and doped molybdenum sulfides in particular, have considerable potential as earth-abundant electrocatalysts for the hydrogen evolution reaction.
Crawford, Kevin G., Ganin, Alexey Y., Miras, Haralampos, Moca, Roberta, Moran, David A.J., Roger, Isolda, Symes, Mark D.   +6 more
core   +1 more source

Fabrication of Pyridinic Nitrogen‐Functionalized Carbon Cloth for High‐Performance Iron‐Chromium Flow Batteries

Advanced Functional Materials, EarlyView.
The carbon cloth electrode with targeted pyridinic nitrogen doping, achieved via urea pyrolysis, effectively modulates the adsorption of Cr(II) species and enhances electron transfer, leading to significantly improved kinetics of the Cr(II)/Cr(III) reaction. The material demonstrates a high discharge capacity of 689.3 mAh and an energy efficiency of 72.
Jinfeng Yi, Senwei Zeng, Runfa Zhao, Guangfu Wu, Zhi Liu, Tianhang Zhou, Chunming Xu, Jia Guo, Quan Xu, Yingchun Niu   +9 more
wiley   +1 more source

Using a dual plasma process to produce cobalt--polypyrrole catalysts for the oxygen reduction reaction in fuel cells -- part I: characterisation of the catalytic activity and surface structure

, 2012
A new dual plasma coating process to produce platinum-free catalysts for the oxygen reduction reaction in a fuel cell is introduced. The catalysts thus produced were analysed with various methods.
Brüser, Volker, Kummer, Kurt, Quade, Antje, Vyalikh, Denis, Walter, Christian, Weltmann, Klaus-Dieter   +5 more
core   +1 more source