See also: A.G. Aronov, I.A. Smirnov, M.I. Kaganov, G.A. Smolenskii, I.B. Levinson, V.V. Lemanov
PACS: 72.60.+g, 71.25.Tn, 72.20.-i, 78.70.En, 72.20.Jv, 72.30.+q, 72.20.Fr, 63.20.Kr, 62.65.+k