Thermal Conductivity for a Noisy Disordered Harmonic Chain

被引:14
作者
Bernardin, Cedric [1 ,2 ]
机构
[1] Univ Lyon, F-69364 Lyon 07, France
[2] Ecole Normale Super Lyon, CNRS, UMR 5669, UMPA, F-69364 Lyon 07, France
关键词
Thermal conductivity; Green-Kubo formula; Non-equilibrium systems; Disordered systems;
D O I
10.1007/s10955-008-9620-1
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We consider a d-dimensional disordered harmonic chain (DHC) perturbed by an energy conservative noise. We obtain uniform in the volume upper and lower bounds for the thermal conductivity defined through the Green-Kubo formula. These bounds indicate a positive finite conductivity. We prove also that the infinite volume homogenized Green-Kubo formula converges.
引用
收藏
页码:417 / 433
页数:17
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