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Published in 2018 at "Physical review letters"
DOI: 10.1103/physrevlett.121.176604
Abstract: We investigate a physical divergence of the third order polarization susceptibility representing a photoinduced current in biased crystalline insulators. This current grows quadratically with illumination time in the absence of momentum relaxation and saturation; we…
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Keywords:
novel bulk;
photovoltaic effect;
current novel;
jerk current ... See more keywords