Crossover from discontinuous to continuous phase transition in a dissipative spin system with collective decay
L Song, J Jin - Physical Review B, 2023 - APS
We investigate the steady-state phase transitions in an all-to-all transverse-field Ising model
subjected to an environment. The considered model is composed of two ingredient …
subjected to an environment. The considered model is composed of two ingredient …
Many-body open quantum systems
These Lecture Notes discuss the recent theoretical advances in the understanding of open
quantum many-body physics in platforms where both dissipative and coherent processes …
quantum many-body physics in platforms where both dissipative and coherent processes …
Realistic simulations of spin squeezing and cooperative coupling effects in large ensembles of interacting two-level systems
We describe an efficient numerical method for simulating the dynamics of interacting spin
ensembles in the presence of dephasing and decay. The method builds on the discrete …
ensembles in the presence of dephasing and decay. The method builds on the discrete …
Driven-dissipative criticality within the discrete truncated Wigner approximation
We present an approach to the numerical simulation of open quantum many-body systems
based on the semiclassical framework of the discrete truncated Wigner approximation. We …
based on the semiclassical framework of the discrete truncated Wigner approximation. We …
Measurement-induced multipartite-entanglement regimes in collective spin systems
PM Poggi, MH Muñoz-Arias - Quantum, 2024 - quantum-journal.org
We study the competing effects of collective generalized measurements and interaction-
induced scrambling in the dynamics of an ensemble of spin-1/2 particles at the level of …
induced scrambling in the dynamics of an ensemble of spin-1/2 particles at the level of …
The bosonic skin effect: Boundary condensation in asymmetric transport
We study the incoherent transport of bosonic particles through a one dimensional lattice with
different left and right hopping rates, as modelled by the asymmetric simple inclusion …
different left and right hopping rates, as modelled by the asymmetric simple inclusion …
Quantum entangled states of a classically radiating macroscopic spin
O Somech, E Shahmoon - PRX Quantum, 2024 - APS
Entanglement constitutes a main feature that distinguishes quantum from classical physics.
Here, however, we show that entanglement may also serve as the essential ingredient for …
Here, however, we show that entanglement may also serve as the essential ingredient for …
Hybrid discrete-continuous truncated Wigner approximation for driven, dissipative spin systems
CD Mink, D Petrosyan, M Fleischhauer - Physical Review Research, 2022 - APS
We present a systematic approach for the semiclassical treatment of many-body dynamics of
interacting, open spin systems. Our approach overcomes some of the shortcomings of the …
interacting, open spin systems. Our approach overcomes some of the shortcomings of the …
[HTML][HTML] Open quantum dynamics with variational non-Gaussian states and the truncated Wigner approximation
We present a framework for simulating the open dynamics of spin–boson systems by
combining variational non-Gaussian states with a quantum trajectories approach. We apply …
combining variational non-Gaussian states with a quantum trajectories approach. We apply …
Effects of retardation on many-body superradiance in chiral waveguide QED
We study the superradiant decay of a chain of atoms coupled to a chiral waveguide,
focusing on the regime of non-negligible photon propagation time. Using an exact master …
focusing on the regime of non-negligible photon propagation time. Using an exact master …