6 papers
Universal dynamics from a single-particle dark state
Ruben Daraban, Arghavan Safavi-Naini, Johannes Schachenmayer +1
Open quantum systems can host dark or subradiant states whose decay is highly suppressed. While these states have been extensively studied in the few-excitation regime, their impac…
Signatures of Quantum Phase Transitions in Driven Dissipative Spin Chains
Mostafa Ali, Naushad A. Kamar, Alireza Seif +1
Open driven quantum systems have defined a powerful paradigm of nonequilibrium phases and phase transitions; however, quantum phase transitions are generically not expected in this…
Non-equilibrium critical scaling and universality in a quantum simulator
Arinjoy De, Patrick Cook, Mostafa Ali +8
Universality and scaling laws are hallmarks of equilibrium phase transitions and critical phenomena. However, extending these concepts to non-equilibrium systems is an outstanding…
Markovian dissipation can stabilize a (localization) quantum phase transition
Naushad A. Kamar, Mostafa Ali, Mohammad Maghrebi
Quantum phase transitions are a cornerstone of many-body physics at low temperatures but have remained elusive far from equilibrium. Driven open quantum systems -- a prominent non-…
Critical Dynamics and Cyclic Memory Retrieval in Non-reciprocal Hopfield Networks
Shuyue Xue, Mohammad Maghrebi, George I. Mias +1
We study Hopfield networks with non-reciprocal coupling inducing switches between memory patterns. Dynamical phase transitions occur between phases of no memory retrieval, retrieva…
Entanglement, information and non-equilibrium phase transitions in long-range open quantum Ising chains
Daniel A. Paz, Benjamin E. Maves, Naushad A. Kamar +2
Non-equilibrium phase transitions of open quantum systems generically exhibit diverging classical but not quantum correlations. Still entanglement -- characterizing the latter corr…