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Abstract:
以 TiCl_13为源物质.通过添加强氧化剂,用溶胶-凝胶法制备掺杂 V~(+5)的TiO_2纳米粉末.研究了该材料的结构、晶粒尺寸和分散性在不同掺钒量和烧结时间(400℃)条件下的变化规律.结果表明,V~(+5)在 TiO_2中形成替位式掺杂,使锐钛矿相结构产生微应力,不仅促进其向金红石相转变,而且使大晶粒扭曲畸变形成小晶粒.
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Source :
材料研究学报
Year: 2001
Issue: 05
Page: 535-539
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 2
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