Spin-dependent thermoelectric properties of a Kondo-correlated quantum dot with Rashba spin-orbit coupling

被引:19
|
作者
Karwacki, L. [1 ]
Trocha, P. [1 ]
Barnas, J. [1 ,2 ]
机构
[1] Adam Mickiewicz Univ, Fac Phys, PL-61614 Poznan, Poland
[2] Polish Acad Sci, Inst Mol Phys, PL-60179 Poznan, Poland
关键词
ELECTRONIC TRANSPORT; FANO RESONANCES; THERMOPOWER; COHERENCE;
D O I
10.1088/0953-8984/25/50/505305
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Thermoelectric transport phenomena in a single-level quantum dot coupled to ferromagnetic leads are considered theoretically in the Kondo regime. The dot is described by the Anderson model with Rashba type spin-orbit interactions. The finite-U mean field slave boson technique is used to describe transport characteristics, such as the heat conductance, thermopower and thermoelectric efficiency (figure of merit). The role of quantum interference effects in the thermoelectric parameters is also analyzed.
引用
收藏
页数:11
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