Graphene superlattices in strong circularly polarized fields: Chirality, Berry phase, and attosecond dynamics
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DOI: 10.1103/physrevb.96.075409
Abstract: We propose and theoretically explore states of graphene superlattices with relaxed P and T symmetries created by strong circularly polarized ultrashort pulses. The conduction-band electron distribution in the reciprocal space forms an interferogram with discontinuities… read more here.
Keywords: fields chirality; circularly polarized; polarized fields; strong circularly ... See more keywords