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典型文献
Rational design of FeS2 microspheres as high-performance catalyst for electrooxidation of hydrazine
文献摘要:
Inspired by the relatively recognized performance of transition metal sulfides in the oxidation of hy-drazine,the catalytic properties of FeS2 and Fe3S4 are compared via the density functional theory calcu-lations.Due to the different coordination numbers of iron-sulfur,the free energies of the dehydrogenation steps on FeS2 are far less than those on Fe3S4,which led to the much better catalytic performance of FeS2.Accordingly,FeS2 microspheres are rationally proposed as a more efficient electrocatalyst for hydrazine oxidation,which is then prepared by a facile one-step hydrothermal strategy.Such FeS2 microspheres show great activity for hydrazine oxidation with an onset oxidation potential of 0.22 V vs.reversible hydrogen electrode,and a peak current density of 16 mA cm-2.Meanwhile,stability and high faradaic efficiency(3.5e-/N2H4)is obtained for hydrazine oxidation to N2.
文献关键词:
作者姓名:
Jie Sun;Chuangwei Liu;Wenhan Kong;Jie Liu;Liangyu Ma;Song Li;Yuanhong Xu
作者机构:
Institute of Biomedical Engineering,College of Life Sciences,College of Materials Science and Engineering,Qingdao University,Qingdao 266071,China;Department of Energy Conversion and Storage,Technical University of Denmark,2800 Kgs.Lyngby,Denmark;Key Lab for Anisotropy and Texture of Materials,School of Materials Science and Engineering Northeastern University,Shenyang 110819,China
引用格式:
[1]Jie Sun;Chuangwei Liu;Wenhan Kong;Jie Liu;Liangyu Ma;Song Li;Yuanhong Xu-.Rational design of FeS2 microspheres as high-performance catalyst for electrooxidation of hydrazine)[J].材料科学技术(英文版),2022(15):161-166
A类:
drazine,Fe3S4
B类:
Rational,design,FeS2,microspheres,as,high,performance,electrooxidation,hydrazine,Inspired,by,relatively,recognized,transition,metal,sulfides,catalytic,properties,compared,via,density,functional,theory,calcu,lations,Due,different,coordination,numbers,iron,sulfur,free,energies,dehydrogenation,steps,less,than,those,which,led,much,better,Accordingly,rationally,proposed,more,efficient,electrocatalyst,is,then,prepared,facile,one,hydrothermal,strategy,Such,show,great,activity,onset,potential,reversible,electrode,peak,current,mA,Meanwhile,stability,faradaic,efficiency,5e,N2H4,obtained
AB值:
0.571572
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