Engineering heterostructured Ni@Ni(OH)_(2) core-shell nanomaterials for synergistically enhanced water electrolysis

作     者：Jun-Wei Zhang Xian-Wei Lv Tie-Zhen Ren Zheng Wang Teresa J.Bandosz Zhong-Yong Yuan Jun-Wei Zhang;Xian-Wei Lv;Tie-Zhen Ren;Zheng Wang;Teresa J.Bandosz;Zhong-Yong Yuan

作者机构：Hebei Provincial Key Laboratory of Green Chemical Technology&High Efficient Energy SavingSchool of Chemical Engineering and TechnologyHebei University of TechnologyTianjin300130China Key Laboratory of Advanced Energy Materials Chemistry(Ministry of Education)School of Materials Science and EngineeringNankai UniversityTianjin300350China State Key Laboratory of High-efficiency Utilization of Coal and Green Chemical EngineeringNingxia UniversityYinchuan750021NingxiaChina Department of Chemistry and BiochemistryThe City College of New YorkNY10031USA 

出 版 物：《Green Energy & Environment》 (绿色能源与环境（英文版）)

年 卷 期：2022年第7卷第5期

页      面：1024-1032页

核心收录：

学科分类：0830[工学-环境科学与工程（可授工学、理学、农学学位）] 081702[工学-化学工艺] 081705[工学-工业催化] 07[理学] 08[工学] 0817[工学-化学工程与技术] 070205[理学-凝聚态物理] 0807[工学-动力工程及工程热物理] 080501[工学-材料物理与化学] 080502[工学-材料学] 0805[工学-材料科学与工程（可授工学、理学学位）] 0702[理学-物理学] 

基　　金：supported by the National Natural Science Foundation of China (21573115, 21875118) the Natural Science Foundation of Tianjin (19JCZDJC37700) the Foundation of State Key Laboratory of High-efficiency Utilization of Coal and Green Chemical Engineering (2020-KF-22) the Ph.D. Candidate Research Innovation Fund of the NKU School of Materials Science and Engineering 

主　　题：stability synergistic splitting 

摘      要：Heterostructure engineering of electrocatalysts provides a fascinating platform to reasonably manipulate the physicochemical properties of nanomaterials and further improve their catalytic efficiency for water ***,it still remains a huge challenge to construct welldesigned core-shell heterostructured catalysts and identify the key role of components for synergistic ***,a melted polymeric salt tactics was innovatively developed to synthesize heterostructured Ni@Ni(OH)_(2) core-shell nanomaterials supported on porous carbon(named Ni@Ni(OH)_(2)/PC),wherein well-defined Ni(OH)_(2)-Ni heterostructure plays a pivotal role in improving electrocatalytic activity for water reduction and ***,the stable porous carbon support functions as a highway for continuous electron transfer between Ni and Ni(OH)_(2),and simultaneously enables the full exposure of accessible active *** fabricated Ni@Ni(OH)_(2)/PC exhibits outstanding bifunctional electrocatalytic performance for overall water splitting(η_(10)=1.55 V) with a good long-time *** work sheds new light on the design of engineering heterostructure of active bifunctional electrocatalysts for efficient energy conversion system.