Insights into diverse performance for the electroanalysis of Pb(II) on Fe2O3 nanorods and hollow nanocubes: Toward analysis of adsorption sites
Li, Shan-Shan1,4; Zhou, Wen-Yi1,4; Jiang, Min1,4; Li, Li-Na2; Sun, Yu-Feng3; Guo, Zheng1,4; Liu, Jin-Huai1,4; Huang, Xing-Jiu1,4
刊名ELECTROCHIMICA ACTA
2018-10-20
卷号288页码:42-51
关键词Fe2O3 Hollow nanocubes Nanorods Electrochemistry Adsorption sites
ISSN号0013-4686
DOI10.1016/j.electacta.2018.08.069
通讯作者Huang, Xing-Jiu(xingjiuhuang@iim.ac.cn)
英文摘要The surface areas and the exposure of adsorption sites of nanomaterials can both affect the adsorption of heavy metal ions, and then lead to a diverse electrochemical detection response. However, it is an unsolved mystery that which one is the key factor for detection. Here, Fe2O3 hollow nanocubes with larger surface areas and Fe2O3 nanorods with more active adsorption sites are successfully synthesized derived from Prussian blue. The Fe2O3 with two different morphologies are applied to modified bare electrodes that can serve as sensing interface for the electrochemical analysis of Pb(II). Interestingly, the Fe2O3 nanorods with (010) plane, as an electrochemical sensor, are observed to be more advantageous than hollow nanocubes with (006) plane. The underlying mechanism about the diverse electrochemical performance between the two materials is sufficiently proved by Brunauer-Emmett-Teller and X-ray photoelectron spectroscopy. Remarkably, the evidences clearly suggest that a large surface area is not dominant to obtain a good analysis ability; while the exposed specific adsorption site on the surface of nanomaterials shows more determinant. (C) 2018 Elsevier Ltd. All rights reserved.
资助项目National Natural Science Foundation of China[21735005] ; National Natural Science Foundation of China[21475133] ; National Natural Science Foundation of China[61573334] ; National Natural Science Foundation of China[61474122] ; National Natural Science Foundation of China[U1532120] ; Natural Science Foundation of Anhui Province, China[1708085MB36] ; CAS Interdisciplinary Innovation Team ; CASHIPS Director's Fund, China[YZJJ201701]
WOS关键词HEAVY-METAL IONS ; SIMULTANEOUS ELECTROCHEMICAL DETECTION ; ENCAPSULATED MAGNETIC NANOPARTICLES ; ANODIC-STRIPPING VOLTAMMETRY ; LITHIUM STORAGE PROPERTIES ; DENSITY-FUNCTIONAL THEORY ; GLASSY-CARBON ELECTRODE ; WASTE-WATER ; IRON-OXIDE ; ALPHA-FE2O3 NANOSTRUCTURES
WOS研究方向Electrochemistry
语种英语
出版者PERGAMON-ELSEVIER SCIENCE LTD
WOS记录号WOS:000445777200005
资助机构National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; Natural Science Foundation of Anhui Province, China ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CAS Interdisciplinary Innovation Team ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China ; CASHIPS Director's Fund, China
内容类型期刊论文
源URL[http://ir.hfcas.ac.cn:8080/handle/334002/39283]  
专题合肥物质科学研究院_中科院合肥智能机械研究所
通讯作者Huang, Xing-Jiu
作者单位1.Chinese Acad Sci, Inst Intelligent Machines, Key Lab Environm Opt & Technol, Hefei 230031, Anhui, Peoples R China
2.Chinese Acad Sci, Shanghai Inst Appl Phys, Shanghai Synchrotron Radiat Facil, Shanghai 201204, Peoples R China
3.Anhui Polytech Univ, Coll Mech & Automot Engn, Wuhu 241000, Anhui, Peoples R China
4.Univ Sci & Technol China, Hefei 230026, Anhui, Peoples R China
推荐引用方式
GB/T 7714
Li, Shan-Shan,Zhou, Wen-Yi,Jiang, Min,et al. Insights into diverse performance for the electroanalysis of Pb(II) on Fe2O3 nanorods and hollow nanocubes: Toward analysis of adsorption sites[J]. ELECTROCHIMICA ACTA,2018,288:42-51.
APA Li, Shan-Shan.,Zhou, Wen-Yi.,Jiang, Min.,Li, Li-Na.,Sun, Yu-Feng.,...&Huang, Xing-Jiu.(2018).Insights into diverse performance for the electroanalysis of Pb(II) on Fe2O3 nanorods and hollow nanocubes: Toward analysis of adsorption sites.ELECTROCHIMICA ACTA,288,42-51.
MLA Li, Shan-Shan,et al."Insights into diverse performance for the electroanalysis of Pb(II) on Fe2O3 nanorods and hollow nanocubes: Toward analysis of adsorption sites".ELECTROCHIMICA ACTA 288(2018):42-51.
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