paper

Zitterbewegung of a heavy hole in presence of spin-orbit interactions

arXiv:1507.01393 · doi:10.1140/epjb/e2015-60425-6

Abstract

We study the of a heavy hole in presence of both cubic Rashba and cubic Dresselhaus spin-orbit interactions. On contrary to the electronic case, does not vanish for equal strength of Rashba and Dresselhaus spin-orbit interaction. This non-vanishing of is associated with the Berry phase. Due to the presence of the spin-orbit coupling the spin associated with the heavy hole precesses about an effective magnetic field. This spin precession produces a transverse spin-orbit force which also generates an electric voltage associated with . We have estimated the magnitude of this voltage for a possible experimental detection of .

6 pages, 3 figures

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