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Abstract:
采用水基溶胶-凝胶工艺成功地制备了成分均匀的Ba0 7Sr0.3TiO3/Si铁电薄膜.利用光镜、SEM、TEM、XRD等手段对溶胶-凝胶和薄膜的结构、形貌进行了表征,分析了水解聚合过程和水解程度对溶胶-凝胶产物的影响,研究了工艺条件对薄膜质量的影响,讨论了热处理条件对薄膜结晶性能的影响.研究结果表明,采用较高浓度的水基前驱体,有利于薄膜的形成和均匀性.溶胶浓度0.56 mol/L,pH值5.5,陈化时间48~72 h,可以获得较好质量的薄膜;XRD分析表明薄膜650℃处理后已经形成了钙钛矿相的结构.
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稀有金属材料与工程
ISSN: 1002-185X
Year: 2008
Issue: z2
Volume: 37
Page: 102-106
0 . 7 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:4
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 2
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