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Resonant intrinsic spin Hall effect in p-type GaAs quantum well structure

Xi Dai, Zhong Fang, Yu-Gui Yao, Fu-Chun Zhang

cond-mat.mes-hallarXiv:cond-mat/0507603

Abstract

We study intrinsic spin Hall effect in p-type GaAs quantum well structure described by Luttinger Hamiltonian and a Rashba spin-orbit coupling arising from the structural inversion symmetry breaking. The Rashba term induces an energy level crossing in the lowest heavy hole subband, which gives rise to a resonant spin Hall conductance. The resonance may be used to identify the intrinsic spin Hall effect in experiments.

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