See also: B.M. Smirnov, T.V. Loiko, V.A. Tsukerman, G.A. Mesyats
PACS: 52.80.Tn, 92.60.Pw, 51.50.+v, 52.90.+z, 24.60.Lz, 25.20.-x, 41.75.Fr, 52.80.Dy, 52.25.Os