The critical behavior of transport coefficients in the region near the mobility edge is discussed. It is shown that the temperature dependence of the thermopower and its variation with the Fermi level position can be used to evaluate the critical indices and the role of the correlation effects.
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Tokyo Inst Technol, Grad Sch Sci & Engn, Dept Mech & Control Engn, Meguro Ku, Tokyo 1528552, JapanTokyo Inst Technol, Grad Sch Sci & Engn, Dept Mech & Control Engn, Meguro Ku, Tokyo 1528552, Japan
Kanda, Daisuke
Watanabe, Hirotatsu
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Tokyo Inst Technol, Grad Sch Sci & Engn, Dept Mech & Control Engn, Meguro Ku, Tokyo 1528552, JapanTokyo Inst Technol, Grad Sch Sci & Engn, Dept Mech & Control Engn, Meguro Ku, Tokyo 1528552, Japan
Watanabe, Hirotatsu
Okazaki, Ken
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Tokyo Inst Technol, Grad Sch Sci & Engn, Dept Mech & Control Engn, Meguro Ku, Tokyo 1528552, JapanTokyo Inst Technol, Grad Sch Sci & Engn, Dept Mech & Control Engn, Meguro Ku, Tokyo 1528552, Japan