The nambu-goldstone modes of bose-einstein condensed two-dimensional magnetoexcitons
The collective elementary excitations of the two-dimensional (2D) electron-hole systems in a strong perpendicular magnetic field are discussed from the point of view of the Bogoliubov [1]and Goldstone [2] theorems concerning the many-body Hamiltonian with continuous symmetries,continuously degenerat...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
D.Ghitu Institute of Electronic Engineering and Nanotechnologies
2012-01-01
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Series: | Moldavian Journal of the Physical Sciences |
Online Access: | https://mjps.nanotech.md/archive/2012/article/18991 |