Journal
PHYSICAL REVIEW LETTERS
Volume 99, Issue 4, Pages -Publisher
AMER PHYSICAL SOC
DOI: 10.1103/PhysRevLett.99.047401
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Intense coherent laser radiation red-detuned from absorption edge can reactively activate sizable Hall-type charge and spin transport in n-doped paramagnetic semiconductors as a consequence of k-space Berry curvature transferred from the valence band to the photon-dressed conduction band. In the presence of disorder, the optically induced Hall conductance can change sign with laser intensity.
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