We calculate the high-frequency conductivity for a two-dimensional electron gas interacting with optical vibrations. The collision frequency and the optical mass normalization are obtained. The frequency dependence of the (inverse) collision time is presented.
O. SydorukV. B. KalininL. Solymár
N. V. GleizerA. M. ErmolaevBabak Khakiki
Peter J. BurkeI. B. SpielmanJ. P. EisensteinL. N. PfeifferK. W. West