Cumulant expansions for thermal density matrices and ground state logarithmic perturbation series

DOI10.1063/1.526931zbMath0562.60099OpenAlexW2088188149MaRDI QIDQ3675302

Antoine Royer

Publication date: 1985

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

Full work available at URL: https://doi.org/10.1063/1.526931

zbMATH Keywords

low-temperature behaviorRayleigh-Schrödinger perturbation serieslogarithm of the thermal density matrix

Mathematics Subject Classification ID

Interacting random processes; statistical mechanics type models; percolation theory (60K35) Quantum equilibrium statistical mechanics (general) (82B10)

Related Items (1)

Combining projection superoperators and cumulant expansions in open quantum dynamics with initial correlations and fluctuating Hamiltonians and environments

Cites Work

• Many-Body Problem for Strongly Interacting Particles. II. Linked Cluster Expansion
• Stochastic Liouville Equations
• Generalized Cumulant Expansion Method
• The Statistical Mechanics of Condensing Systems. I

This page was built for publication: Cumulant expansions for thermal density matrices and ground state logarithmic perturbation series