Sunday, November 4, 2012

1211.0127 (Mamoru Matsuo et al.)

Renormalization of spin-rotation coupling    [PDF]

Mamoru Matsuo, Jun'ichi Ieda, Sadamichi Maekawa
We study renormalization of inertial effects on an electron spin by taking account of the interband mixing on the basis of the k.p perturbation theory. The crystal momentum is generalized to include a gauge potential arising from the mechanical rotation. The spin-rotation coupling is found to be renormalized in a different way from the Zeeman interaction. Using the renormalized spin-rotation coupling, we predict the enhancement of the frequency shift in electron spin resonance and the mechanical torque on an electron spin.
View original: http://arxiv.org/abs/1211.0127

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