Quantum critical fluctuations in a ferroelectric model: Quasi-average approach

DOI10.1063/1.532361zbMath0918.47059OpenAlexW2085611847MaRDI QIDQ4213006

Patrice Joussot, Valentin A. Zagrebnov

Publication date: 23 August 1999

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

Full work available at URL: https://doi.org/10.1063/1.532361

zbMATH Keywords

critical fluctuationanisotropic ferroelectric modelBogoliubov quasi-averageexponents for displacementinfinitesimal symmetry breaking perturbationmomentum fluctuationsquantum ferroelectric modelquantum fluctuation on the critical-line

Mathematics Subject Classification ID

Applications of operator theory in the physical sciences (47N50) Statistical mechanics of ferroelectrics (82D45) Quantum equilibrium statistical mechanics (general) (82B10)

Related Items (3)

Random-field quantum spherical ferroelectric model ⋮ Bogoliubov quasiaverages: spontaneous symmetry breaking and the algebra of fluctuations ⋮ Algebraic structure of quantum fluctations

Cites Work

• Phase transitions and algebra of fluctuation operators in an exactly soluble model of a quantum anharmonic crystal
• Dynamics of quantum fluctuations in an anharmonic crystal model

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