Universal classical and quantum fluctuations in the large deviations of current of noisy quantum systems: Quantum symmetric simple exclusion and inclusion processes

arXiv:2601.16883 · cond-mat.stat-mech, quant-ph · Submitted 2026-01-23 · Read on arXiv

cond-mat.stat-mech, quant-ph

Submitted: 2026-01-23

Updated: 2026-09-25

Comments: 25 pages, 5 figures

Journal ref: Phys. Rev. E 114, 034140 (2026)

DOI: 10.1103/dt4c-tz98

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

Terminology

• Macroscopic Fluctuation Theory — 6× in this paper
• Axioms — 5× in this paper · explained in 2 episodes
• Verification — 5× in this paper · explained in 2 episodes
• Stochastic Dynamics — 4× in this paper · explained in 2 episodes
• Gauge Freedom — 3× in this paper · explained in 2 episodes
• Entanglement — 2× in this paper · explained in 3 episodes
• Lindblad Dynamics — 2× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Symmetric Simple Exclusion Process — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes

Sources

• $\nu$-QSSEP: A toy model for entanglement spreading in stochastic diffusive quantum systems
• Dynamics of entanglement fluctuations and quantum Mpemba effect in the $\nu=1$ QSSEP model
• A Quantum Fluctuation Theorem
• Jarzynski Relations for Quantum Systems and Some Applications
• Emergence of universality in transport of noisy free fermions
• The Computational Complexity of Linear Optics
• Addition to "Structured random matrices and cyclic cumulants: A free probability approach"

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