Scaling at the Energy-driven Metal-Insulator Transition and the Thermoelectric Power

Details Scaling at the Energy-driven Metal-Insulator Transition and the Thermoelectric Power Scaling at the Energy-driven Metal-Insulator Transition and the Thermoelectric Power

2005-09-15

arxiv.org/abs/cond-mat/0509405v1

phys. stat. sol. (c) 3, 334-338 (2005)

Physics

Condensed Matter

Mesoscale and Nanoscale Physics

4 pages, 4 figures, Proceedings of "Transport in Interacting and Disordered Systems (TIDS11)", submitted for publication in ph

Scientific paper

10.1002/pssc.200562752

The electronic properties of disordered systems at the Anderson metal-insulator transition (MIT) have been the subject of intense study for several decades. Thermoelectric properties at the MIT, such as thermopower and thermal conductivity, however, have been relatively neglected. Using the recursive Green's function method and the Chester-Thellung-Kubo-Greenwood formalism, we calculate numerically the low temperature behaviour of all kinetic coefficients. From these we can deduce for example the electrical conductivity and the thermopower at finite temperatures. Here we present results for the case of completely coherent transport in cubic 3D systems.

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