Multiple quantum Mpemba effect: exceptional points and oscillations
AK Chatterjee, S Takada, H Hayakawa - Physical Review A, 2024 - APS
We explore the role of exceptional points and complex eigenvalues on the occurrence of the
quantum Mpemba effect. To this end, we study a two-level driven dissipative system …
quantum Mpemba effect. To this end, we study a two-level driven dissipative system …
Variational Quantum Simulation of Lindblad Dynamics via Quantum State Diffusion
J Luo, K Lin, X Gao - The Journal of Physical Chemistry Letters, 2024 - ACS Publications
Quantum simulation of dynamics in open quantum systems is crucial but poses a significant
challenge due to the non-Hermitian nature leading to nonunitary evolution and the limited …
challenge due to the non-Hermitian nature leading to nonunitary evolution and the limited …
Accelerating relaxation dynamics in open quantum systems with Liouvillian skin effect
We investigate a non-Hermitian model featuring nonreciprocal gradient hoppings. Through
an in-depth analysis of the Liouvillian spectrum and dynamics, we confirm the emergence of …
an in-depth analysis of the Liouvillian spectrum and dynamics, we confirm the emergence of …
A brief journey through collision models for multipartite open quantum dynamics
The quantum collision models are a useful method to describe the dynamics of an open
quantum system by means of repeated interactions between the system and some particles …
quantum system by means of repeated interactions between the system and some particles …
Predicting the onset of quantum synchronization using machine learning
We have applied a machine learning algorithm to predict the emergence of environment-
induced spontaneous synchronization between two qubits in an open system setting. In …
induced spontaneous synchronization between two qubits in an open system setting. In …
Time-crystal phase emerging from a qubit network under unitary random operations
H Wang, J Wang - Physical Review A, 2023 - APS
In this paper, we report findings of nonstationary behavior observed in a fully connected
qubit network, utilizing a random unitary evolution model in open quantum system theory …
qubit network, utilizing a random unitary evolution model in open quantum system theory …
Quantum thermodynamics of boundary time-crystals
Time-translation symmetry breaking is a mechanism for the emergence of non-stationary
many-body phases, so-called time-crystals, in Markovian open quantum systems. Dynamical …
many-body phases, so-called time-crystals, in Markovian open quantum systems. Dynamical …
Emergent Continuous Time Crystal in Dissipative Quantum Spin System without Driving
S Yang, Z Wang, L Fu, J Jie - arXiv preprint arXiv:2403.08476, 2024 - arxiv.org
Time crystal, a nonequilibrium phenomenon extending spontaneous symmetry breaking into
the temporal dimension, holds fundamental significance in understanding quantum many …
the temporal dimension, holds fundamental significance in understanding quantum many …
Witnessing non-Markovianity with Gaussian quantum steering in a collision model
Y Li, X Li, J Jin - Physical Review A, 2024 - APS
The nonincreasing feature of temporal quantum steering under a completely positive trace-
preserving (CPTP) map, as proposed by Chen et al.[Phys. Rev. Lett. 116, 020503 (2016) …
preserving (CPTP) map, as proposed by Chen et al.[Phys. Rev. Lett. 116, 020503 (2016) …
Structured quantum collision models: generating coherence with thermal resources
S Cusumano, G De Chiara - New Journal of Physics, 2024 - iopscience.iop.org
Quantum collision models normally consist of a system interacting with a set of ancillary
units representing the environment. While these ancillary systems are usually assumed to …
units representing the environment. While these ancillary systems are usually assumed to …