Einstein Relation in Compound Semiconductors and their Nanostructures - Ghatak, Kamakhya Prasad; Bhattacharya, Sitangshu; De, Debashis; Hull, R.; Osgood, R.M; edited by R. Hull, R. M. Osgood, J. Parisi, H. Warlimont (Springer Berlin Heidelberg, 2009)