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cond-mat.stat-mech2023
The disordered Dicke model
Pragna Das, Sebastian Wüster, Auditya Sharma
We introduce and study the disordered Dicke model in which the spin-boson couplings are drawn from a random distribution with some finite width. Regarding the quantum phase transit…
cond-mat.stat-mech2021★ 16 cited
Phase transitions of the Dicke model: a unified perspective
Pragna Das, Auditya Sharma
The Dicke model exhibits a variety of phase transitions. The quantum phase transition from the normal phase to the super-radiant phase is marked by a dramatic change in the scaling…