NEW APPLICATION OF THERMO FIELD DYNAMICS IN SIMPLIFYING THE CALCULATION OF WIGNER FUNCTIONS

DOI10.1142/S0217732303008119zbMath1076.81581OpenAlexW2028359497MaRDI QIDQ5710935

Hong-Yi Fan

Publication date: 9 December 2005

Published in: Modern Physics Letters A (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1142/s0217732303008119

zbMATH Keywords

Wigner functionthermo field dynamics

Mathematics Subject Classification ID

Coherent states (81R30) Phase-space methods including Wigner distributions, etc. applied to problems in quantum mechanics (81S30)

Related Items (6)

Evolution of the number state in laser process ⋮ THERMO MINIMUM UNCERTAINTY STATE FOR FERMIONIC TFD THEORY ⋮ Temperature variation of chaotic optical field in quantum dissipation channel and diffusion channel ⋮ Generalized Hellmann-Feynman theorem for ensemble average expressed in the formalism of pure state expectation ⋮ ON THE THERMO-INVARIANT COHERENT STATE IN THERMO FIELD DYNAMICS ⋮ Weyl–Wigner representation of canonical equilibrium states

Cites Work

• Coherent and thermal coherent state
• Quantum phase space distributions in thermofield dynamics

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