Enhanced dissipative criticality at an exceptional point

arXiv:2604.09892 · quant-ph, cond-mat.mes-hall · Submitted 2026-04-10 · Read on arXiv

quant-ph, cond-mat.mes-hall

Submitted: 2026-04-10

Updated: 2026-09-21

Comments: 9+3 pages, 3+1 figures, Accepted version in Physical Review A

DOI: 10.1103/95kp-j8ms

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Phase Transitions — 11× in this paper · explained in 2 episodes
• Lindblad master equation — 4× in this paper · explained in 2 episodes
• Exceptional Points (EPs) — 3× in this paper · explained in 2 episodes
• Frequency Dependence — 2× in this paper · explained in 2 episodes
• Symmetry Breaking — 2× in this paper · explained in 3 episodes
• Effective Hamiltonian — 1× in this paper · explained in 2 episodes
• Hysteresis — 1× in this paper · explained in 3 episodes
• Langevin Dynamics — 1× in this paper · explained in 2 episodes
• Superradiance — 1× in this paper · explained in 3 episodes

Sources

• Universality classes split by strong and weak symmetries
• Exceptional-Point Dynamics

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