MOSKALENKO, Sveatoslav; LIBERMAN, Michael; SNOKE, D.; DUMANOV, Evgheni; RUSU, Spiridon; CERBU, Florin
(Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2012)
The collective elementary excitations of two-dimensional magnetoexcitons in a Bose-Einstein condensate (BEC) with wave vector k 0 were investigated in the framework of the Bogoliubov theory of quasiaverages. The Hamiltonian ...