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author:

郑勇 (郑勇.) [1] | 郑瑛 (郑瑛.) [2] | 林良旭 (林良旭.) [3] | 魏可镁 (魏可镁.) [4]

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CQVIP PKU CSCD

Abstract:

以正硅酸乙酯(TEOS)与蔗糖为原料,采用溶胶-凝胶法制备碳硅干凝胶,利用过量的碳源作为造孔剂,在氩气气氛1500℃下进行碳热还原反应合成出新型双孔的SiC.用XRD、SEM、TEM和低温N2吸附-脱附等手段对合成的样品进行表征,结果表明:合成的样品为"刺球"状双孔的新型碳化硅,这种两种孔分别是"刺"碳化硅晶体上的孔(孔半径约为2~6nm)和"刺"与"刺"之间的隙间孔(孔半径约为6~40nm).其比表面积为113m2/g,孔体积为0.38m3/g.

Keyword:

双孔 合成 碳化硅

Community:

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

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功能材料

ISSN: 1001-9731

CN: 50-1099/TH

Year: 2006

Issue: 12

Volume: 37

Page: 1948-1950

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

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