Transient transport in bulk Ga0.47ln0.53As and the two-dimensional electron gas in Ga0.47ln0.53As/Al0.48ln0.52As - Yoon, K. S.; Stringfellow, G. B.; Huber, R. J. (American Institute of Physics (AIP), 1988)
http://dx.doi.org/10.1063/1.340018
Keywords: U