Graphene with time-dependent spin-orbit coupling: truncated Magnus expansion approach

Lopez, A. and Scholz, A. and Sun, Z. Z. and Schliemann, J. (2013) Graphene with time-dependent spin-orbit coupling: truncated Magnus expansion approach. EUROPEAN PHYSICAL JOURNAL B, 86 (9): 366. ISSN 1434-6028,

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Abstract

We analyze the role of an ac-driven Rashba spin-orbit coupling in monolayer graphene including a spin-dependent mass term. Using the Magnus expansion as a semi-analytical approximation scheme a full account of the quasienergie spectrum of spin states is given. We discuss the subtleties arising in correctly applying the Magnus expansion technique in order to determine the quasienergy spectrum. Comparison to the exact numerical solution gives appropriate boundaries to the validity of the Magnus expansion solution.

Item Type: Article
Uncontrolled Keywords: SCHRODINGER REPRESENTATION; CONVERGENCE; FIELDS;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Chair Professor Grifoni > Group John Schliemann
Depositing User: Dr. Gernot Deinzer
Date Deposited: 31 Mar 2020 13:55
Last Modified: 31 Mar 2020 13:55
URI: https://pred.uni-regensburg.de/id/eprint/16051

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