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Ionic liquid-derived core-shell gold@palladium nanoparticles with tiny sizes for highly efficient electrooxidation of ethanol
Zhang, Hong1,2; Luo, Ying1; Chen, Dong2; Liu, Hui2; Cui, Penglei2; Yang, Jun2,3,4
2021-04-01
Source PublicationGREEN ENERGY & ENVIRONMENT
ISSN2096-2797
Volume6Issue:2Pages:229-235
AbstractTo maximize the size and structural advantages of nanomaterials in electrooxidation of ethanol, we herein report the synthesis of core-shell gold (Au)@Palladium (Pd) nanoparticles smaller than 3 nm in an ionic liquid, which combines the advantages of ionic liquids in preparing fine metal nanoparticles with the benefits of core-shell nanostructures. This synthetic strategy relies on the use of an ionic liquid (1-(2'-aminoethyl)-3-methyl-imidazolum tetrafluoroborate) as a stabilizer to produce Au particles with an average size of ca. 2.41 nm, which are then served as seeds for the formation of tiny core-shell Au@Pd nanoparticles with different Au/Pd molar ratios. The strong electronic coupling between Au core and Pd shell endows the Pd shell with an electronic structure favorable for the ethanol oxidation reaction. In specific, the ionic liquid-derived core-shell Au@Pd nanoparticles at an Au/Pd molar ratio of 1/1 exhibit the highest mass- and area-based activities, approximately 11 times than those of commercial Pd/C catalyst for ethanol electrooxidation. (C) 2020, Institute of Process Engineering, Chinese Academy of Sciences. Publishing services by Elsevier B.V. on behalf of KeAi Communications Co., Ltd.
KeywordIonic liquid Core-shell nanoparticles Gold Palladium Ethanol oxidation reaction
DOI10.1016/j.gee.2020.03.007
Language英语
WOS KeywordENHANCED CATALYTIC-ACTIVITY ; FUEL-CELL ; METAL NANOPARTICLES ; PHASE-TRANSFER ; GROWTH ; ALLOY ; ELECTROCATALYSTS ; NANOSTRUCTURES ; NANOCLUSTERS ; INHIBITION
Funding ProjectNational Natural Science Foundation of China[21573240] ; National Natural Science Foundation of China[21706265] ; National Natural Science Foundation of China[21776292] ; National Natural Science Foundation of Beijing[2173062] ; Center for Mesoscience, Institute of Process Engineering, Chinese Academy of Sciences[MPCS-2017-A-02] ; State Key Laboratory of Multiphase Complex Systems, Institute of Process Engineering, Chinese Academy of Sciences[MPCS-2019-A-09]
WOS Research AreaChemistry ; Science & Technology - Other Topics ; Energy & Fuels ; Engineering
WOS SubjectChemistry, Physical ; Green & Sustainable Science & Technology ; Energy & Fuels ; Engineering, Chemical
Funding OrganizationNational Natural Science Foundation of China ; National Natural Science Foundation of Beijing ; Center for Mesoscience, Institute of Process Engineering, Chinese Academy of Sciences ; State Key Laboratory of Multiphase Complex Systems, Institute of Process Engineering, Chinese Academy of Sciences
WOS IDWOS:000659414300008
PublisherKEAI PUBLISHING LTD
Citation statistics
Document Type期刊论文
Identifierhttp://ir.ipe.ac.cn/handle/122111/49172
Collection中国科学院过程工程研究所
Corresponding AuthorLuo, Ying; Cui, Penglei; Yang, Jun
Affiliation1.North Univ China, Sch Chem Engn & Technol, Taiyuan 030051, Shanxi, Peoples R China
2.Chinese Acad Sci, Inst Proc Engn, State Key Lab Multiphase Complex Syst, Beijing 100190, Peoples R China
3.Univ Chinese Acad Sci, 19A Yuquan Rd, Beijing 100049, Peoples R China
4.Zhongke Langfang Inst Proc Engn, Langfang Econ & Tech Dev Zone, Fenghua Rd 1, Langfang 065001, Hebei, Peoples R China
Recommended Citation
GB/T 7714
Zhang, Hong,Luo, Ying,Chen, Dong,et al. Ionic liquid-derived core-shell gold@palladium nanoparticles with tiny sizes for highly efficient electrooxidation of ethanol[J]. GREEN ENERGY & ENVIRONMENT,2021,6(2):229-235.
APA Zhang, Hong,Luo, Ying,Chen, Dong,Liu, Hui,Cui, Penglei,&Yang, Jun.(2021).Ionic liquid-derived core-shell gold@palladium nanoparticles with tiny sizes for highly efficient electrooxidation of ethanol.GREEN ENERGY & ENVIRONMENT,6(2),229-235.
MLA Zhang, Hong,et al."Ionic liquid-derived core-shell gold@palladium nanoparticles with tiny sizes for highly efficient electrooxidation of ethanol".GREEN ENERGY & ENVIRONMENT 6.2(2021):229-235.
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