Ergodicity breaking from Rydberg clusters in a driven-dissipative many-body system
arXiv:2305.07032 · doi:10.1126/sciadv.adl5893
Abstract
It is challenging to probe ergodicity breaking trends of a quantum many-body system when dissipation inevitably damages quantum coherence originated from coherent coupling and dispersive two-body interactions. Rydberg atoms provide a test bed to detect emergent exotic many-body phases and non-ergodic dynamics where the strong Rydberg atom interaction competes with and overtakes dissipative effects even at room temperature. Here we report experimental evidence of a transition from ergodic towards ergodic breaking dynamics in driven-dissipative Rydberg atomic gases. The broken ergodicity is featured by the long-time phase oscillation, which is attributed from the formation of Rydberg excitation clusters in limit cycle phases. The broken symmetry in the limit cycle is a direct manifestation of many-body interactions, which is verified by tuning atomic densities in our experiment. The reported result reveals that Rydberg many-body systems are a promising candidate to probe ergodicity breaking dynamics, such as limit cycles, and enable the benchmark of non-equilibrium phase transition.
References in corpus (18)
- Probing many-body dynamics on a 51-atom quantum simulator
- Many body localization and thermalization in quantum statistical mechanics
- Many-Body Physics with Individually-Controlled Rydberg Atoms
- Quantum Many-Body Scars and Weak Breaking of Ergodicity
- Observation of mesoscopic crystalline structures in a two-dimensional Rydberg gas
- Controlling many-body dynamics with driven quantum scars in Rydberg atom arrays
- Emergent SU(2) dynamics and perfect quantum many-body scars
- Dynamical Phase Transitions and Instabilities in Open Atomic Many-Body Systems
- Many-Body Quantum Spin Dynamics with Monte Carlo Trajectories on a Discrete Phase Space
- Variational principle for steady states of dissipative quantum many-body systems
- Universal non-equilibrium properties of dissipative Rydberg gases
- Strongly correlated growth of Rydberg aggregates in a vapor cell
- Localization phenomena in interacting Rydberg lattice gases with position disorder
- Orthogonal Quantum Many-body Scars
- Quantum trajectories of dissipative time-crystals
- Driven-dissipative criticality within the discrete truncated Wigner approximation
- Sub-natural linewidths in excited-state spectroscopy
- Epidemic growth and Griffiths effects on an emergent network of excited atoms
Cited by in corpus (10)
- Dissipative time crystal in a strongly interacting Rydberg gas
- Rydberg superatoms: An artificial quantum system for quantum information processing and quantum optics
- Long-range interacting systems are locally non-interacting
- Self-trapping phenomenon, multistability and chaos in open anisotropic Dicke dimer
- Many-body nonequilibrium dynamics in a self-induced Floquet system
- Shock wave generation and propagation in dissipative and nonlocal nonlinear Rydberg media
- Microwave control of collective quantum jump statistics of a dissipative Rydberg gas
- Reduced Basis Method for Driven-Dissipative Quantum Systems
- Dynamical Tipping in a Quantum Limit Cycle
- Frequency Comb Behavior of Time Crystals in an RF-Driven Dissipative Rydberg System