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Phase transitions and algebra of fluctuation operators in an exactly soluble model of a quantum anharmonic crystal |
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| Authors: | A Verbeure V A Zagrebnov |
| Institution: | (1) Instituut voor Theoretische Fysica, Katholieke Universiteit Leuven, B-3001 Leuven, Belgium |
| Abstract: | |
| Keywords: | Algebra of fluctuation operators abnormal and supernormal (squeezed) fluctuations quantum phase transition |
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