Anderson–Bogoliubov Collective Excitations in Superfluid Fermi Gases at Nonzero Temperatures
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DOI: 10.1007/s10909-019-02160-3
Abstract: The Anderson–Bogoliubov branch of collective excitations in a condensed Fermi gas is treated using the effective bosonic action of Gaussian pair fluctuations. The spectra of collective excitations are treated for finite temperature and momentum throughout… read more here.
Keywords: bogoliubov collective; collective excitations; excitations superfluid; fermi gases ... See more keywords