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author:

杨同欢 (杨同欢.) [1] | 郭永榔 (郭永榔.) [2] (Scholars:郭永榔) | 周学酬 (周学酬.) [3] | 刘永梅 (刘永梅.) [4]

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CQVIP PKU CSCD

Abstract:

采用热解Sn(OH)4和淀粉混合物制备碳包覆纳米SnO2的方法合成了无定形碳包覆纳米SnO2.采用XRD、SEM、TEM、STEM-EDX以及充放电测试等手段对其结构、形貌和性能进行表征.结果表明,样品材料中无定形碳呈薄片状,被包覆的纳米SnO2(20~50nm)均匀分布在片状无定形碳中.产物中SnO2与碳的不同比例影响了产物的性能,样品(SnO2∶ C=1∶ 1)首次循环的可逆比容量达到404mAh·g-1,20次循环内无明显衰减.

Keyword:

SnO2 无定形碳包覆 负极 锂离子电池

Community:

  • [ 1 ] [杨同欢]福州大学
  • [ 2 ] [郭永榔]福州大学
  • [ 3 ] [周学酬]福州大学
  • [ 4 ] [刘永梅]福州大学

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Source :

无机材料学报

ISSN: 1000-324X

CN: 31-1363/TQ

Year: 2009

Issue: 1

Volume: 24

Page: 147-151

0 . 3 7 9

JCR@2009

1 . 7 0 0

JCR@2023

ESI Discipline: MATERIALS SCIENCE;

JCR Journal Grade:3

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 5

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