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One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries

Titanium dioxide (TiO(2)) is an attractive anode material for energy storage devices due to its low-volume-change and high safety. However, TiO(2) anodes usually suffer from poor electrical and ionic conductivity, thus causing dramatic degradation of electrochemical performance at rapid charge/disch...

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Autores principales: Du, Xianfeng, Wang, Qianwen, Feng, Tianyu, Chen, Xizi, Li, Liang, Li, Long, Meng, Xiangfei, Xiong, Lilong, Sun, Xiaofei, Lu, Lu, Xu, Youlong
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4740746/
https://www.ncbi.nlm.nih.gov/pubmed/26841711
http://dx.doi.org/10.1038/srep20138
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author Du, Xianfeng
Wang, Qianwen
Feng, Tianyu
Chen, Xizi
Li, Liang
Li, Long
Meng, Xiangfei
Xiong, Lilong
Sun, Xiaofei
Lu, Lu
Xu, Youlong
author_facet Du, Xianfeng
Wang, Qianwen
Feng, Tianyu
Chen, Xizi
Li, Liang
Li, Long
Meng, Xiangfei
Xiong, Lilong
Sun, Xiaofei
Lu, Lu
Xu, Youlong
author_sort Du, Xianfeng
collection PubMed
description Titanium dioxide (TiO(2)) is an attractive anode material for energy storage devices due to its low-volume-change and high safety. However, TiO(2) anodes usually suffer from poor electrical and ionic conductivity, thus causing dramatic degradation of electrochemical performance at rapid charge/discharge rates, which has hindered its use in energy storage devices. Here, we present a novel strategy to address this main obstacle via using nanoarchitectured TiO(2) anode consisting of mesoporous TiO(2) wrapped in carbon on a tunnel-like etched aluminum substrate prepared by a simple one-step approach. As a result of this nanoarchitecture arrangement, the anode exhibits excellent rate performance and superior cyclability. A rate up to 100 C is achieved with a high specific capacity of about 95 mA h g(−1), and without apparent decay after 8,000 cycles.
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spelling pubmed-47407462016-02-09 One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries Du, Xianfeng Wang, Qianwen Feng, Tianyu Chen, Xizi Li, Liang Li, Long Meng, Xiangfei Xiong, Lilong Sun, Xiaofei Lu, Lu Xu, Youlong Sci Rep Article Titanium dioxide (TiO(2)) is an attractive anode material for energy storage devices due to its low-volume-change and high safety. However, TiO(2) anodes usually suffer from poor electrical and ionic conductivity, thus causing dramatic degradation of electrochemical performance at rapid charge/discharge rates, which has hindered its use in energy storage devices. Here, we present a novel strategy to address this main obstacle via using nanoarchitectured TiO(2) anode consisting of mesoporous TiO(2) wrapped in carbon on a tunnel-like etched aluminum substrate prepared by a simple one-step approach. As a result of this nanoarchitecture arrangement, the anode exhibits excellent rate performance and superior cyclability. A rate up to 100 C is achieved with a high specific capacity of about 95 mA h g(−1), and without apparent decay after 8,000 cycles. Nature Publishing Group 2016-02-04 /pmc/articles/PMC4740746/ /pubmed/26841711 http://dx.doi.org/10.1038/srep20138 Text en Copyright © 2016, Macmillan Publishers Limited http://creativecommons.org/licenses/by/4.0/ This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in the credit line; if the material is not included under the Creative Commons license, users will need to obtain permission from the license holder to reproduce the material. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/
spellingShingle Article
Du, Xianfeng
Wang, Qianwen
Feng, Tianyu
Chen, Xizi
Li, Liang
Li, Long
Meng, Xiangfei
Xiong, Lilong
Sun, Xiaofei
Lu, Lu
Xu, Youlong
One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries
title One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries
title_full One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries
title_fullStr One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries
title_full_unstemmed One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries
title_short One-step Preparation of Nanoarchitectured TiO(2) on Porous Al as Integrated Anode for High-performance Lithium-ion Batteries
title_sort one-step preparation of nanoarchitectured tio(2) on porous al as integrated anode for high-performance lithium-ion batteries
topic Article
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4740746/
https://www.ncbi.nlm.nih.gov/pubmed/26841711
http://dx.doi.org/10.1038/srep20138
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