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典型文献
High-gravity-assisted engineering of Ni2P/g-C3N4 nanocomposites with enhanced photocatalytic performance
文献摘要:
Graphitic carbon nitride(g-C3N4)with transition metal phosphides has been studied extensively as potential photocatalysts for hydrogen evolution.However,in-situ approaches to realize intimate interfacial contacts have rarely been reported.In this study,Ni2P nanoparticles-decorated g-C3N4 photocatalysts were prepared via liquid exfoliation of g-C3N4 followed by in-situ loading of Ni2P nanoparticles in a rotating packed bed(RPB)reactor.The optimized Ni2P/g-C3N4 exhibits high performance in visible-light-driven(λ>420 nm)hydrogen evolution(~561 μmol g-1 h-1),which is 103 times higher than that of pristine g-C3N4.The superior photocatalytic performance and durability originate from the robust interfacial structure.Therefore,a Z-scheme route with enhanced transfer of photoinduced electron was proposed,and Ni2P/g-C3N4 composites with smaller bandgaps than those of g-C3N4 were realized.Due to the intensified mass transfer and mixing of RPB reactor,the adsorption and nucleation processes of Ni2P on g-C3N4 were enhanced,enabling scalable solar light-driven H2 production.
文献关键词:
作者姓名:
Zhijian Zhao;Dan Wang;Yuan Pu;Jie-Xin Wang;Liang-Liang Zhang;Jian-Feng Chen
作者机构:
State Key Laboratory of Organic-Inorganic Composites,Beijing University of Chemical Technology,Beijing,100029,China;Research Center of the Ministry of Education for High Gravity Engineering and Technology,Beijing University of Chemical Technology,Beijing,100029,China
引用格式:
[1]Zhijian Zhao;Dan Wang;Yuan Pu;Jie-Xin Wang;Liang-Liang Zhang;Jian-Feng Chen-.High-gravity-assisted engineering of Ni2P/g-C3N4 nanocomposites with enhanced photocatalytic performance)[J].绿色能源与环境(英文),2022(02):288-295
A类:
B类:
High,gravity,assisted,engineering,Ni2P,C3N4,nanocomposites,enhanced,photocatalytic,performance,Graphitic,carbon,nitride,transition,metal,phosphides,has,been,studied,extensively,potential,photocatalysts,hydrogen,evolution,However,situ,approaches,intimate,interfacial,contacts,have,rarely,reported,In,this,study,nanoparticles,decorated,were,prepared,via,liquid,exfoliation,followed,by,loading,rotating,packed,bed,RPB,reactor,optimized,exhibits,visible,light,driven,which,times,higher,than,that,pristine,superior,durability,originate,from,robust,structure,Therefore,scheme,route,transfer,photoinduced,electron,was,proposed,smaller,bandgaps,those,realized,Due,intensified,mass,mixing,adsorption,nucleation,processes,enabling,scalable,solar,H2,production
AB值:
0.641387
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