Mesoporous Ternary Nitrides of Earth?Abundant Metals as Oxygen Evolution Electrocatalyst

查看全文 作　　者：Ali [1]Saad;Hangjia [1]Shen;Zhixing [1]Cheng;Ramis [3]Arbi;Beibei [4]Guo;Lok Shu [3]Hui;Kunyu [3]Liang;Siqi [1]Liu;John Paul [5]Attfield;Ayse [3]Turak;Jiacheng [2,4]Wang;Minghui [1,2]Yang

机构地区：[1]Ningbo Institute of Materials Technology and Engineering,Chinese Academy of Sciences,Ningbo 315201,Zhejiang Province,People’s Republic of China;[2]Center of Materials Science and Optoelectronics Engineering,University of Chinese Academy of Sciences,Beijing 100049,People’s Republic of China;[3]Department of Engineering Physics,McMaster University,Hamilton L8S 4L7,Canada;[4]State Key Laboratory of High Performance Ceramics and Superfine Microstructure,Shanghai Institute of Ceramics,Chinese Academy of Sciences,1295 Dingxi Road,Shanghai 200050,People’s Republic of China;[5]Centre for Science at Extreme Conditions and EaStCHEM School of Chemistry,University of Edinburgh,Kings Buildings,West Mains Road,Edinburgh EH93JJ,UK

出　　处：《Nano-Micro Letters》索引2020年第12卷第6期,共13页

基　　金：supported by Chinese Academy of Sciences(Grant No.2018PS0011);100 Talent Plan of Chinese Academy of Sciences;Natural Science Foundation of China(Grant No.61971405);the Department of Science and Technology(GoI)for support through the Project Nos.DST FILE NO.YSS/2015/001712,DST 11-IFAPH-07 and DST FILE NO.DST/TMD/SERI/HUB;the financial support from Equipment Research Program(Grant No.6140721050215);the Ontario Ministry of Research and Innovation(ER15-11-123);the Natural Science and Engineering Council of Canada(RGPIN-2019-05994). 摘　　要：As sustainable energy becomes a major concern for modern society,renewable and clean energy systems need highly active,stable,and low-cost catalysts for the oxygen evolution reaction(OER).Mesoporous materials offer an attractive route for generating efficient electrocatalysts with high mass transport capabilities.Herein,we report an efficient hard templating pathway to design and synthesize three-dimensional(3-D)mesoporous ternary nickel iron nitride(Ni3FeN).The as-synthesized electrocatalyst shows good OER performance in an alkaline solution with low overpotential(259 mV)and a small Tafel slope(54 mV dec?1),giving superior performance to IrO2 and RuO2 catalysts.The highly active contact area,the hierarchical porosity,and the synergistic effect of bimetal atoms contributed to the improved electrocatalytic performance toward OER.In a practical rechargeable Zn–air battery,mesoporous Ni3FeN is also shown to deliver a lower charging voltage and longer lifetime than RuO2.This work opens up a new promising approach to synthesize active OER electrocatalysts for energy-related devices. 关键词：ORDERED MESOPOROUS structure HARD TEMPLATE Ni3FeN Oxygen evolution reaction Zn–air battery

相关文献

参考文献（66）
引证文献（4）
耦合文献（0）

参考文献(66)

引证文献(4)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Mesoporous Ternary Nitrides of Earth?Abundant Metals as Oxygen Evolution Electrocatalyst

参考文献(66)

引证文献(4)

用户提示