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author:

于伟鹏 (于伟鹏.) [1] | 郑瑛 (郑瑛.) [2] | 郑勇 (郑勇.) [3] (Scholars:郑勇) | 魏可镁 (魏可镁.) [4]

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CQVIP PKU CSCD

Abstract:

以淀粉(经85℃糊化)为碳源,正硅酸乙酯(TEOS)为硅源,通过溶胶-凝胶法制备了淀粉-SiO2混合凝胶,将混合干凝胶在动态真空条件下进行碳热还原制备碳化硅(SiC).用TGA、XRD、SEM及N2低温物理吸附等手段对淀粉-SiO2混合凝胶和碳热还原产物进行表征.结果表明,在950℃动态真空条件下即可合成出晶粒尺寸约为50nm,结晶度较高的β-SiC.

Keyword:

β-SiC 淀粉 溶胶-凝胶 真空 碳热还原

Community:

  • [ 1 ] [于伟鹏]福建师范大学
  • [ 2 ] [郑瑛]福建师范大学
  • [ 3 ] [郑勇]福州大学
  • [ 4 ] [魏可镁]福州大学

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Source :

功能材料

ISSN: 1001-9731

CN: 50-1099/TH

Year: 2008

Issue: 10

Volume: 39

Page: 1700-1702

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: 4

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