Quasi-particles at finite temperatures

DOI10.1007/BF01210849zbMath0534.46050WikidataQ62567965 ScholiaQ62567965MaRDI QIDQ790395

W. Thirring, Heide Narnhofer, Manfred Requardt

Publication date: 1983

Published in: Communications in Mathematical Physics (Search for Journal in Brave)

zbMATH Keywords

dispersion relationquasiparticlescreation and annihilation operatorsfermionscluster propertiesbosonsKMS-conditionjoint spectral representation of time and space translation operatorsscattering theory of quantum fieldsspectral properties of the Hamiltoniantime limits

Mathematics Subject Classification ID

Constructive quantum field theory (81T08) Many-body theory; quantum Hall effect (81V70) Quantum equilibrium statistical mechanics (general) (82B10) Applications of functional analysis in statistical physics (46N55)

Related Items (13)

ON LOCALIZATION AND POSITION OPERATORS IN MÖBIUS-COVARIANT THEORIES ⋮ Dynamical entropy of quasifree automorphisms ⋮ Fluctuation operators and spontaneous symmetry breaking ⋮ Spacetime dynamical entropy of quantum systems ⋮ Reeh–Schlieder-type density results in one- and n-body Schrödinger theory and the ‘‘unique continuation problem’’ ⋮ Unnamed Item ⋮ Asymptotic observables in gapped quantum spin systems ⋮ Construction of KMS states in perturbative QFT and renormalized Hamiltonian dynamics ⋮ Canonical formalism of dissipative fields in thermo field dynamics ⋮ Asymptotic dynamics of thermal quantum fields ⋮ Quasiparticle excitations in relativistic quantum field theory ⋮ A Goldstone theorem in thermal relativistic quantum field theory ⋮ Mesons above \(T_c\)

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• On analytic properties of vertex parts in quantum field theory
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• Experimental and Efficient Algorithms

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