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Quantum criticality of the Ohmic spin-boson model in a high dense spectrum: Symmetries, quantum fluctuations and correlations

Qian, XH; Zeng, CZ; Zhou, NJ

Zhou, NJ (corresponding author), Hangzhou Normal Univ, Dept Phys, Hangzhou 311121, Peoples R China.

PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 2021; 580 ():

Abstract

Study of dissipative quantum phase transitions in the Ohmic spin-boson model is numerically challenging in a dense limit of environmental modes. In th......

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