Preparation of Microporous Si-O-C Composite Material and Its Lithium Storage Capability
被引:29
作者:
Fukui, Hiroshi
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机构:
Tokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, Japan
Dow Corning Toray Co Ltd, Ichihara, Chiba 2990108, JapanTokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, Japan
Fukui, Hiroshi
[1
,2
]
Ohsuka, Hisashi
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h-index: 0
机构:
Dow Corning Toray Co Ltd, Ichihara, Chiba 2990108, JapanTokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, Japan
Ohsuka, Hisashi
[2
]
Hino, Takakazu
论文数: 0引用数: 0
h-index: 0
机构:
Dow Corning Toray Co Ltd, Ichihara, Chiba 2990108, JapanTokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, Japan
Hino, Takakazu
[2
]
Kanamura, Kiyoshi
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机构:
Tokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, JapanTokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, Japan
Kanamura, Kiyoshi
[1
]
机构:
[1] Tokyo Metropolitan Univ, Grad Sch Engn, Dept Appl Chem, Tokyo 1920397, Japan
[2] Dow Corning Toray Co Ltd, Ichihara, Chiba 2990108, Japan
PITCH-POLYSILANE BLENDS;
ANODE MATERIALS;
ION BATTERIES;
PRECURSORS;
D O I:
10.1246/cl.2009.86
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
A microporous Si-O-C composite material was prepared by pyrolysis of a blend of polysilane, (Ph2Si)(0.85)(PhSi)(0.15) (1) and polystyrene (1:1 in weight) at 1000 degrees C. This material electrochemically performed well, offering a capacity of more than 600 mA h g(-1) and a good cycle life. Our Li-7 NMR analysis confirmed the possibility of several electrochemical active sites for lithium storage in this new composite material.