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钙钛矿型氧化物透明导电薄膜La:SrTiO3的制备、结构与物性研究
引用本文:陈乐,刘亲壮,王海峰,高关胤,吴文彬. 钙钛矿型氧化物透明导电薄膜La:SrTiO3的制备、结构与物性研究[J]. 低温物理学报, 2009, 31(2): 97-101
作者姓名:陈乐  刘亲壮  王海峰  高关胤  吴文彬
作者单位:合肥微尺度物质科学国家实验室,中国科学技术大学,合肥,230026;合肥微尺度物质科学国家实验室,中国科学技术大学,合肥,230026;合肥微尺度物质科学国家实验室,中国科学技术大学,合肥,230026;合肥微尺度物质科学国家实验室,中国科学技术大学,合肥,230026;合肥微尺度物质科学国家实验室,中国科学技术大学,合肥,230026
基金项目:国家科技部资助项目,国家自然科学基金 
摘    要:本文采用脉冲激光沉积法于不同沉积温度与衬底制备了一系列的La0.05 Sr0.95 TiO3(LSTO)单晶透明导电薄膜.实验主要研究了高温高氧压条件下沉积的LSTO薄膜的结构及电、光学性质.它们具有良好的外延结构,表现出很好的透明、导电性质.对电阻率拟合发现其导电机制符合电子.电子散射机制.由于制备条件与其它多种钙钛矿型氧化物薄膜一致,可广泛集成应用.用其作为电极所制备的PbZr0.52 Ti0.48O3(PZT)外延铁电电容器,具有很好的电滞回线和透光性.

关 键 词:透明导电薄膜  电阻率  铁电电容器

TRANSPARENT AND CONDUCTIVE OXIDE FILMS WITH PEROVSKITE-TYPE STRUCTURE:LaSrTiO_3
CHEN Le LIU Qin-zhuang WANG Hai-feng GAO Guan-yin WU Wen-bin Hefei National Laboratory for Physical Sciences at Microscale,University of Science , Technology of China,Hefei. TRANSPARENT AND CONDUCTIVE OXIDE FILMS WITH PEROVSKITE-TYPE STRUCTURE:LaSrTiO_3[J]. Chinese Journal of Low Temperature Physics, 2009, 31(2): 97-101
Authors:CHEN Le LIU Qin-zhuang WANG Hai-feng GAO Guan-yin WU Wen-bin Hefei National Laboratory for Physical Sciences at Microscale  University of Science    Technology of China  Hefei
Affiliation:CHEN Le LIU Qin-zhuang WANG Hai-feng GAO Guan-yin WU Wen-bin Hefei National Laboratory for Physical Sciences at Microscale,University of Science , Technology of China,Hefei 230026
Abstract:Transparent and conductive oxide films with the perovskite-type structure,La0.05Sr0.95TiO3(LSTO),have been grown by the pulsed laser deposition method.It was revealed that the films grown at high oxygen pressure show high single-crystallinity with the perovskite structure,and remarkably,these films are both electrically conductive and visually transparent in the visible range. The growth parameters are compatible with those for some other perovskite films,indicating a potential for transparent devices. The ...
Keywords:transparent and conductive films  resistivity  ferroelectric capacitors  
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