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单晶薄膜Nd0.75Sr1.25CoO4的输运性质
发表时间:2008-04-15 浏览量:2066 下载量:894
| 全部作者: | 黄胜利,阮可青,吕章明,吴会燕,林春华,曹烈兆 |
| 作者单位: | 中国科学技术大学物理系结构分析开放实验室 |
| 摘 要: | 在(100)-LaAlO3(LAO)和(100)-LaSrAlO4(LSAO)基片上外延生长了Nd0.75Sr1.25CoO4单晶薄膜。本文利用电阻率和热电势随温度的变化关系,研究了薄膜ab面的输运性质。在整个测量温区(70 K |
| 关 键 词: | 凝聚态物理学;热激活模式;变程跃迁模式;Zvyagain公式;能隙 |
| Title: | Transport properties of Nd0.75Sr1.25CoO4 thin films |
| Author: | HUANG Shengli, RUAN Keqing, LV Zhangming, WU Huiyan, LIN Chunhua, CAO Liezhao |
| Organization: | Structure Research Laboratory and Department of Physics, University of Science and Technology of China |
| Abstract: | Single crystal thin films Nd0.75Sr1.25CoO4 were grown on the (100)-LaAlO3 (LAO) and (100)-LaSrAlO4 (LSAO) substrates. Temperature dependence of the electrical resistance (ρ) and thermoelectric power(S) were investigated in the ab-plane. In the whole temperature region measured (70 K |
| Key words: | condensed matter physics; thermally activated mode; variable range hopping(VRH) mode; Zvyagain formula; energy gap |
| 发表期数: | 2008年8月第7期 |
| 引用格式: | 黄胜利,阮可青,吕章明,等. 单晶薄膜Nd0.75Sr1.25CoO4的输运性质[J]. 中国科技论文在线精品论文,2008,1(7):779-785. |
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