free energy difference dF / non-interacting fermi gas / energy &0D / dilute gas / double product / energy eigenvalue spectrum / lowest energy state / energy gap / free electron gas model / low energy exictations / important condensation energy / condensation energy / unperturbed energy / energy gap equation / lowest energy / low energy excitations / energy / energy gap model / /
NaturalFeature
Fermi sea / /
OperatingSystem
Fermi / /
Organization
Institute for Advanced Study / University of Pennsylvania / Philadelphia / /
Person
Hans London / Brian Josephson / Leon Cooper / John Bardeen / Herbert Fröhlich / Fritz London / Ivar Giaever / /