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It was shown that the spin-Hall insulator is achieved by the Dirac electrons in bismuth. Also, it was clarified that the formula of spin-Hall insulator is given exactly by that of diamagnetism. (
Ref. [3])
Inquery
Masao Ogata
e-mail:ogata_atto_phys.s.u-tokyo.ac.jp
Department of Physics, University of Tokyo, Bunkyo, Tokyo 133-0033, Japan