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二氧化锡/碳气凝胶的制备与电化学性能研究

刘晓静 秦琳琳 施一宁 郑明森 董全峰

电化学2011,Vol.17Issue(3):237-240,4.
电化学2011,Vol.17Issue(3):237-240,4.

二氧化锡/碳气凝胶的制备与电化学性能研究

Electrochemical Performance of Tin Dioxide/Carbon Xerogel Composites as Anode Materials for Lithium-Ion Batteries

刘晓静 1秦琳琳 1施一宁 1郑明森 1董全峰1

作者信息

  • 1. 厦门大学固体表面物理化学国家重点实验室,化学化工学院化学系,福建厦门361005
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摘要

Abstract

The tin dioxide/carbon xerogel composites were synthesized by using vacuum infiltration method.Structural characterization and morphology of the composites were investigated by using XRD,TEM and SEM techniques.BET test was performed to determine the poresize distributions of carbon xerogels and the composites.The results showed that the nano-sized SnO2 particles(5~10 nm) were encapsulated in the pores of carbon xerogels.During the electrochemical tests the SnO2 in the composites exhibited capacity retention of 61.9% after 100 cycles of charge-discharge tests at 100 mA/g.

关键词

锂离子电池/负极材料/二氧化锡/碳气凝胶

Key words

tin dioxide/anode material/lithium-ion batteries/carbon xerogel

分类

化学化工

引用本文复制引用

刘晓静,秦琳琳,施一宁,郑明森,董全峰..二氧化锡/碳气凝胶的制备与电化学性能研究[J].电化学,2011,17(3):237-240,4.

基金项目

国家自然科学基金项目(200933005,20903077),973项目(2009CB220102)资助 ()

电化学

OA北大核心CSCDCSTPCD

1006-3471

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