Facile preparation of transition metal oxide-metal composites with unique nanostructures and their electrochemical performance as energy storage material
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作者:
Cheng, Kui
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Cheng, Kui
[1
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Yang, Fan
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Yang, Fan
[1
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Ye, Ke
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Ye, Ke
[1
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Li, Yiju
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Li, Yiju
[1
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Yang, Sainan
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Yang, Sainan
[1
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Yin, Jinling
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Yin, Jinling
[1
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Wang, Guiling
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Wang, Guiling
[1
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Cao, Dianxue
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Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R ChinaHarbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
Cao, Dianxue
[1
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机构:
[1] Harbin Engn Univ, Key Lab Superlight Mat & Surface Technol, Minist Educ, Coll Mat Sci & Chem Engn, Harbin 150001, Peoples R China
In this work, a facile method for the preparation of a series of transition metal oxide-metal nanocomposites (MO-M) (such as NiO-Ni, Co3O4-Co, Fe3O4-Fe and MnO2-Mn) anchored on conductive nanowire arrays (such as TiC-C core-shell nanowires grown on a Ti alloy sheet) is reported for the first time. The obtained composites possess a unique three-dimensional nanostructure and high electronic conductivity. They have diverse applications as electrodes of energy storage devices. High capacitance and high rate capability have been demonstrated using the NiO-Ni@C@TiC nanocomposite as a model electrode, which shows a specific capacitance as high as 1845 F g(-1) at a charge-discharge current density of 5 A g(-1) and 811.1 F g(-1) after cycling 500 times at an extremely high charge-discharge rate of 100 A g(-1).