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author:

蔡国辉 (蔡国辉.) [1] (Scholars:蔡国辉) | 郑瑛 (郑瑛.) [2] | 郑勇 (郑勇.) [3] (Scholars:郑勇) | 肖益鸿 (肖益鸿.) [4] (Scholars:肖益鸿) | 魏可镁 (魏可镁.) [5]

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CQVIP PKU CSCD

Abstract:

以淀粉为碳源,正硅酸乙酯(TEOS)为硅源,通过溶胶-凝胶法制备了碳化硅前驱体淀粉-SiO_2凝胶,将干凝胶在氩气氛中进行碳热还原制备碳化硅(SiC).用XRD、IR、SEM、TEM及N_2低温物理吸附等手段对合成的样品进行表征.结果表明,在淀粉-SiO2凝胶中添加镍催化剂在1450℃下就能合成出尺寸大小为40~60nm多孔高比表面积的纳米SiC,其孔径主要集中在4.2和10.6nm,比表面积为127.5m~2/g,孔体积为0.43cm~3/g.

Keyword:

β-SiC 淀粉 溶胶-凝胶 碳热还原

Community:

  • [ 1 ] [蔡国辉]福州大学
  • [ 2 ] [郑瑛]福州大学
  • [ 3 ] [郑勇]福州大学
  • [ 4 ] [肖益鸿]福州大学
  • [ 5 ] [魏可镁]福州大学

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功能材料

ISSN: 1001-9731

CN: 50-1099/TH

Year: 2009

Issue: 11

Volume: 40

Page: 1847-1849

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 3

Online/Total:135/10000832
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