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author:

叶钊 (叶钊.) [1] | 黄兴华 (黄兴华.) [2] | 臧志清 (臧志清.) [3] | 杨齐瑜 (杨齐瑜.) [4]

Abstract:

本文在(超)声场下,用Sol-gel法制备了TiO_2凝胶.将凝胶在常温下用真空干燥得到干凝胶A,将于凝胶在400℃下煅烧2h,得超细TiO_2粒子B.通过X-ray粉末衍射表明A、B均为锐钛矿型晶体,由Scherrer公式求得平均晶粒粒径D_(101)分别为2.4nm,8.7nm.并与非(超)声场中制备的粒子(记作C)进行比较.用FT-IR、FT-Raman、DRS分别对三种粉粒进行了表征.

Keyword:

溶胶-凝胶 纳米TiO_2 超声波

Community:

  • [ 1 ] 福州大学化学系
  • [ 2 ] 福州大学化学化工学院化工系

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Source :

Year: 2001

Language: Chinese

Cited Count:

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ESI Highly Cited Papers on the List: 0 Unfold All

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Chinese Cited Count:

30 Days PV: 2

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