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Finite-size effects in a quantum exactly soluble model for structural phase transition

✍ Scribed by N.S. Tonchev

Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
277 KB
Volume
148
Category
Article
ISSN
0378-4371

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πŸ“œ SIMILAR VOLUMES

Exactly soluble model for structural pha
Exactly soluble model for structural phase transition with a Gaussian type anharmonicity
✍ S. StamenkoviΔ‡; N.S. Tonchev; V.A. Zagrebnov πŸ“‚ Article πŸ“… 1987 πŸ› Elsevier Science 🌐 English βš– 391 KB

A new exactly solvable model for structural phase transition is proposed. The thermodynamic properties and the phase transition in this model are studied and compared with some previous results.

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The critical behaviour of an exactly solvable model with developed classical and quantum fluctuations depending on the temperature, the quantum parameter and the space dimension, is studied. The critical exponents on the whole phase diagram, including two multicritical points (quantum and classical)