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On the excitation spectrum of the Fermi gas

Jan Derezinski
(Warsaw University)
Analyseseminar
Torsdag, 9 februar, 2012, at 16:15-17:15, in Aud. D3 (1531-215)
Abstrakt:
I will argue that interacting homogeneous Fermi gas at zero temperature has a quasiparticle-like spectrum with a positive energy gap and critical velocity. Superconductivity at zero temperature can be understood as a consequence of these spectral properties.
Kontaktperson: Erik Skibsted