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典型文献
Room-temperature hydrogen spillover achieving stoichiometric hydrogenation of NO3-and NO2-into N2 over CuPd nanowire network
文献摘要:
The development of an efficient hydrogen spillover(HS)catalyst achieves the stoichiometric chemoselective hydrogenation of NO3-and NO2-into N2 at room tem-perature,which is extremely challenging.Herein,we report a CuxPd1-xx nanowire network(NWN)(x=7,5,or 3)with tunable hydrogen spillover rate of formic acid(FA)with polyvinylpyrrolidine imine(PVPI)modifying its surface.The presence of PVPI boosts the catalytic selectivity and activity of CuPd NWN for FA dehydrogenation and,more importantly,serves as a modem to tune the HS rate of FA and to stoichiometrically hydrogenate NO3-and NO2-to N2 at room temperature.The density functional theory(DFT)reveals that the CuPd(130 h-1)has a weaker HS rate than AgPd(390 h-1),but the CuPd(>99%)has a higher utilization of HS than AgPd(31%).Our studies demonstrate a new approach of tuning the FA HS rate and maximizing the application for stoichiometric chemose-lective hydrogenation reaction,which will be important for hydrogen generation and its applications.
文献关键词:
作者姓名:
Ruo-Yan Miao;Xue-Xiang Li;Qian Lei;Hu Liu;Zhen-Hui Ma;Xu-Dong Liu;Zhou-Yang Yin;Zuo-Bin Tang;Liang Zhang;Yu-Hong Tian
作者机构:
School of Chemistry and Chemical Engineering,Xi'an University of Architecture and Technology,Xi'an 710055,China;School of Chemistry and Chemical Engineering,Northwestern Polytechnical University,Xi'an 710072,China;Department of Physics,Beijing Technology and Business University,Beijing 100048,China;Department of Chemistry,University of Virginia,Charlottesville,VA 22904,USA
引用格式:
[1]Ruo-Yan Miao;Xue-Xiang Li;Qian Lei;Hu Liu;Zhen-Hui Ma;Xu-Dong Liu;Zhou-Yang Yin;Zuo-Bin Tang;Liang Zhang;Yu-Hong Tian-.Room-temperature hydrogen spillover achieving stoichiometric hydrogenation of NO3-and NO2-into N2 over CuPd nanowire network)[J].稀有金属(英文版),2022(03):851-858
A类:
CuPd,CuxPd1,NWN,polyvinylpyrrolidine,stoichiometrically,hydrogenate,AgPd,chemose
B类:
Room,temperature,spillover,achieving,NO3,NO2,into,N2,nanowire,network,development,efficient,HS,catalyst,achieves,chemoselective,room,which,is,extremely,challenging,Herein,report,xx,tunable,formic,acid,FA,imine,PVPI,modifying,its,surface,presence,boosts,catalytic,selectivity,activity,dehydrogenation,more,importantly,serves,modem,tune,density,functional,theory,DFT,reveals,that,has,weaker,than,but,higher,utilization,Our,studies,demonstrate,new,approach,tuning,maximizing,reaction,will,be,generation,applications
AB值:
0.434097
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