Anomalous Transport with Non-Abelian Berry Curvature

by Tommy on 18/01/2017

This generalization is proving to be quite useful.

https://arxiv.org/abs/1701.04012

Kinetic Theory and Anomalous Transports in the Presence of Nonabelian Phase-Space Berry Curvatures, Tomoya Hayata and Yoshimasa Hidaka (15 January 2017)

We construct the kinetic theory in (1+2d)-dimensional phase space and time when all abelian and nonabelian phase-space Berry curvatures are nonzero. Then we calculate anomalous transports induced by the Berry curvatures on the basis of the kinetic theory. As an example, we study anomalous charge and spin transports induced by the SU(2) Berry curvatures. We also derive the topological effective theory to reproduce the transports in insulators calculated from the kinetic theory. Such an effective theory is given by the nonabelian phase space Chern-Simons theory.

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