Quantum dot as thermal rectifier

被引：198
作者：
Scheibner, R. [1 ]
Koenig, M. [1 ]
Reuter, D. [2 ]
Wieck, A. D. [2 ]
Gould, C. [1 ]
Buhmann, H. [1 ]
Molenkamp, L. W. [1 ]
机构：
[1] Univ Wurzburg, Phys Inst EP3, D-97074 Wurzburg, Germany
[2] Ruhr Univ Bochum, Lehrstuhl Angew Festkorperphys, D-44780 Bochum, Germany
来源：
NEW JOURNAL OF PHYSICS | 2008年 / 10卷
关键词：
D O I：
10.1088/1367-2630/10/8/083016
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
We report the observation of thermal rectification in a semiconductor quantum dot, as inferred from the asymmetric line shape of the thermopower oscillations. The asymmetry is observed at high in-plane magnetic fields and caused by the presence of a high orbital momentum state in the dot.
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页数：8
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