Compact Representation for Specific Heat of Interacting Fermion Systems in Terms of Fully Renormalized Matsubara Green FunctionPreprint English OPEN
Miyake, Kazumasa; Tsuruta, Atsushi; (2015)
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Subject: Condensed Matter - Strongly Correlated Electrons
arxiv: Condensed Matter::Strongly Correlated Electrons | High Energy Physics::Lattice
On the basis of the Luttinger-Ward formalism for the thermodynamic potential, the specific heat of single-component interacting fermion systems with fixed chemical potential is compactly expressed in terms of the fully renormalized Matsubara Green function.