Scalable simulation of non-Markovian quantum transport by stochastic-phase bath reduction

arXiv:2609.28318 · quant-ph, cond-mat.mes-hall, cond-mat.mtrl-sci · Submitted 2026-09-23 · Read on arXiv

quant-ph, cond-mat.mes-hall, cond-mat.mtrl-sci

Submitted: 2026-09-23

Updated: 2026-09-23

Code: https://github.com/salinelake/scalabath

Terminology

• Benchmark — 10× in this paper · explained in 2 episodes
• Accuracy — 7× in this paper · explained in 1 episode
• Trace — 5× in this paper · explained in 2 episodes
• Entanglement — 4× in this paper · explained in 4 episodes
• Hilbert Space — 3× in this paper · explained in 2 episodes
• Benchmarking — 2× in this paper · explained in 4 episodes
• Core — 2× in this paper · explained in 2 episodes
• Quantum Physics — 2× in this paper · explained in 11 episodes
• Stochastic Phase Algorithm — 2× in this paper
• Frustration — 1× in this paper · explained in 2 episodes
• In the Supplemental Material — 1× in this paper
• Lindblad Dynamics — 1× in this paper · explained in 2 episodes
• Non-Markovian Dynamics — 1× in this paper · explained in 5 episodes
• Program of the US Department of Energy — 1× in this paper
• Spin-Phonon Coupling — 1× in this paper · explained in 2 episodes
• Unitary Dynamics — 1× in this paper · explained in 2 episodes

Sources

• Tensor network methods for non-perturbative dynamics of open quantum systems
• Provably Efficient Long-Time Exponential Decompositions of Non-Markovian Gaussian Baths
• One-to-one correspondence between Hierarchical Equations of Motion and Pseudomodes for Open Quantum System Dynamics
• Unified error bounds for perturbations of non-Markovian open quantum systems in Gaussian environments

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