作者:Tao Meng1 2;Pingping Sun3 4;Feng Yang5;Jie Zhu1;Baoguang Mao1;Lirong Zheng6;Minhua Cao1; (1 Key Laboratory of Cluster Science, Ministry of Education of China, Beijing Key Laboratory of Photoelectronic/Electrophotonic Conversion Materials, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, P. R. China. 2 College of Sciences, Hebei Agricultural University, Baoding 071001, P. R. China. 3 Department of Chemistry, School of Science, Hainan University, Haikou 570228, P. R. China. 4 School of Mechanical and Aerospace Engineering, Nanyang Technological University, Singapore 639798, Singapore. 5 Department of Chemistry, Guangdong Provincial Key Laboratory of Catalytic Chemistry, Southern University of Science and Technology, Shenzhen 518055, P. R. China. 6 Beijing Synchrotron Radiation Laboratory, Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, P. R. China.)
出处:Proceedings of the National Academy of Sciences of the United States of America 2022
关键词:Frank partial dislocation;fuel cell;metallic cobalt;oxygen reduction reaction;surface termination.
摘要:Oxygen reduction reaction (ORR), an essential reaction in metal-air batteries and fuel cells, still faces many challenges, such as exploiting cost-eff ...
发明人:曹敏花,秦锦雯,朱杰,毛宝光,蒙涛,杨柏枫
申请日期:2022.09.20
摘要:本发明公开了一种碳包覆富位错过渡金属纳米颗粒电催化剂及其制备方法和应用,属于燃料电池电催化剂领域。本发明的方法是对锌基碳化物进行高温热脱合金,选择性蒸发锌元素和热迁移亚稳相碳化物中碳元素,使颗粒内部具有较大的形变能,产生大量的位错,同时碳元素热迁移到过渡金属表面,最终形成碳包覆富位错的过渡金属纳米颗 ...
发明人:曹敏花;秦锦雯;朱杰;毛宝光;蒙涛;杨柏枫
申请日期:2022.09.20
摘要:(ZH) 本发明公开了一种碳包覆富位错过渡金属纳米颗粒电催化剂及其制备方法和应用,属于燃料电池电催化剂领域。本发明的方法是对锌基碳化物进行高温热脱合金,选择性蒸发锌元素和热迁移亚稳相碳化物中碳元素,使颗粒内部具有较大的形变能,产生大量的位错,同时碳元素热迁移到过渡金属表面,最终形成碳包覆富位错的过渡 ...
作者:Jie Wang;Zhen Yang;Baoguang Mao;Yixin Wang;Yan Jiang;Minhua Cao (1Key Laboratory of Cluster Science, Ministry of Education of China, Beijing Key Laboratory of Photoelectronic/Electrophotonic Conversion Materials, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, P. R. China)
出处:ACS Energy Letters 2022
关键词:SOLID-ELECTROLYTE INTERPHASE;ANODES;PERFORMANCE;CARBONATE;EVOLUTION;SODIUM;STABILITY;LAYER;SI
摘要:Using electrolyte additives to manipulate the solid-electrolyte interphase (SEI) is an effective means to optimize battery performance; however, how t ...