Collective excitations in a superfluid Fermi liquid
В. В. КрасильниковPhysicotechnical Institute, Academy of Sciences of the Ukrainian SSR, KharkovА. А. РожковPhysicotechnical Institute, Academy of Sciences of the Ukrainian SSR, KharkovA. A. YatsenkoPhysicotechnical Institute, Academy of Sciences of the Ukrainian SSR, Kharkov
ABI
Abstract
The superfluid and normal states of a Fermi liquid are described by using a semiphenomenological theory. The collective excitation spectrum in the superfluid Fermi liquid is investigated on the basis of linearized kinetic equations for the normal and anomalous distribution functions.
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