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author:

李湘祁 (李湘祁.) [1] (Scholars:李湘祁) | 陈琼霞 (陈琼霞.) [2] | 汤德平 (汤德平.) [3] (Scholars:汤德平)

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CQVIP PKU CSCD

Abstract:

以十六烷基三甲基溴化铵(hexadecyl trimethyl ammonium bromide,CTAB)和曲拉通(Triton,TX-100)混合表面活性剂作为模板剂,在水热晶化过程中引入铈源,合成了铈含量高达12%(摩尔分数)的Ce-MCM-48,借助X射线衍射、N2吸附-脱附等温分析、透射电镜、紫外可见漫反射吸收光谱分析了产物结构和性能.结果表明:所合成的材料在较高掺杂量时仍保持立方有序介孔结构和较高的比表面积(1 185~331 m2/g),掺杂的铈以Ce4+形式进入孔道骨架或孔道内壁.

Keyword:

有序介孔结构 表征 高铈含量的MCM-48

Community:

  • [ 1 ] [李湘祁]福州大学
  • [ 2 ] [陈琼霞]福州大学
  • [ 3 ] [汤德平]福州大学

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Source :

硅酸盐学报

ISSN: 0454-5648

CN: 11-2310/TQ

Year: 2009

Issue: 10

Volume: 37

Page: 1665-1668

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: 4

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