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Author:

郭宏瑞 (郭宏瑞.) | 张铭 (张铭.) | 冯玉春 (冯玉春.) | 严辉 (严辉.)

Abstract:

采用磁控溅射法制备了La_(0.25)Ca_(0.75)MnO_3/SrNb_(0.01)Ti_(0.99)O_3异质n-n结。电学性质测试表明,该异质结在50~300K较宽温度范围内均表现出良好的整流特性,且其扩散电势随温度升高而逐渐降低。对该异质结的变温logI-V、logI-T曲线的研究发现,在V_(hias)<0.9V时,不同温度下的logI-V基本为彼此平行的线性图,而在V_(bias)>0.9V时,logI-V为曲线图,这说明异质结中电流传输模式随偏压增大到一定值后,逐渐由隧穿过渡到热激发模式。

Keyword:

整流特性 异质n-n结 LCMO薄膜

Author Community:

  • [ 1 ] 北京工业大学材料科学与工程学院

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Source :

Year: 2010

Language: Chinese

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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