Quantum mechanics of open systems: Dissipaton theories

Y Wang, YJ Yan - The Journal of Chemical Physics, 2022 - pubs.aip.org
This Perspective presents a comprehensive account of the dissipaton theories developed in
our group since 2014, including the physical picture of dissipatons and the phase–space …

A statistical quasi-particles thermofield theory with Gaussian environments: System–bath entanglement theorem for nonequilibrium correlation functions

Y Wang, ZH Chen, RX Xu, X Zheng… - The Journal of Chemical …, 2022 - pubs.aip.org
For open quantum systems, the Gaussian environmental dissipative effect can be
represented by statistical quasi-particles, namely, dissipatons. We exploit this fact to …

Dissipatons as generalized Brownian particles for open quantum systems: Dissipaton-embedded quantum master equation

X Li, Y Su, ZH Chen, Y Wang, RX Xu… - The Journal of …, 2023 - pubs.aip.org
Dissipaton theory had been proposed as an exact, nonperturbative approach to deal with
open quantum system dynamics, where the influence of the Gaussian environment is …

Generalized system–bath entanglement theorem for Gaussian environments

Y Su, Y Wang, RX Xu, YJ Yan - The Journal of Chemical Physics, 2024 - pubs.aip.org
The entanglement between system and bath often plays a pivotal role in complex systems
spanning multiple orders of magnitude. A system–bath entanglement theorem was …

Extended system–bath entanglement theorem with multiple baths in the presence of external fields

HY Qi, Y Su, Y Wang, RX Xu, YJ Yan - The Journal of Chemical …, 2024 - pubs.aip.org
The system–bath entanglement theorem (SBET) was established in terms of linear response
functions [Du et al., J. Chem. Phys. 152, 034102 (2020)] and generalized to correlation …