Open AccessMethod of Collective Description of the Excitations in Liquid Helium
Author(s) -
Toshiyuki Nishiyama
Publication year - 1971
Publication title -
progress of theoretical physics
Language(s) - English
Resource type - Journals
eISSN - 1347-4081
pISSN - 0033-068X
DOI - 10.1143/ptp.45.730
Subject(s) - physics , hamiltonian (control theory) , cutoff , liquid helium , feynman diagram , energy spectrum , quasiparticle , helium , renormalization , spectrum (functional analysis) , renormalization group , quantum mechanics , quantum electrodynamics , mathematical physics , superconductivity , mathematical optimization , mathematics
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