Entanglement asymmetry and quantum Mpemba effect in two-dimensional free-fermion systems
The quantum Mpemba effect is the counterintuitive nonequilibrium phenomenon wherein
the dynamic restoration of a broken symmetry occurs more rapidly when the initial state …
the dynamic restoration of a broken symmetry occurs more rapidly when the initial state …
Confinement and kink entanglement asymmetry on a quantum Ising chain
In this work, we explore the interplay of confinement, string breaking and entanglement
asymmetry on a 1D quantum Ising chain. We consider the evolution of an initial domain wall …
asymmetry on a 1D quantum Ising chain. We consider the evolution of an initial domain wall …
Entanglement asymmetry in the ordered phase of many-body systems: the Ising field theory
A bstract Global symmetries of quantum many-body systems can be spontaneously broken.
Whenever this mechanism happens, the ground state is degenerate and one encounters an …
Whenever this mechanism happens, the ground state is degenerate and one encounters an …
Entanglement asymmetry study of black hole radiation
Hawking's discovery that black holes can evaporate through radiation emission has posed a
number of questions that with time became fundamental hallmarks for a quantum theory of …
number of questions that with time became fundamental hallmarks for a quantum theory of …
Entanglement asymmetry and quantum Mpemba effect in the XY spin chain
Entanglement asymmetry is a quantity recently introduced to measure how much a
symmetry is broken in a part of an extended quantum system. It has been employed to …
symmetry is broken in a part of an extended quantum system. It has been employed to …
A universal formula for the entanglement asymmetry of matrix product states
Symmetry breaking is a fundamental concept in understanding quantum phases of matter,
studied so far mostly through the lens of local order parameters. Recently, a new …
studied so far mostly through the lens of local order parameters. Recently, a new …
Non-equilibrium entanglement asymmetry for discrete groups: the example of the XY spin chain
Entanglement asymmetry is a novel quantity that, using entanglement methods, measures
how much a symmetry is broken in a part of an extended quantum system. So far, it has only …
how much a symmetry is broken in a part of an extended quantum system. So far, it has only …
Charge-resolved entanglement in the presence of topological defects
Topological excitations or defects such as solitons are ubiquitous throughout physics,
supporting numerous interesting phenomena like zero-energy modes with exotic statistics …
supporting numerous interesting phenomena like zero-energy modes with exotic statistics …
Rényi entanglement asymmetry in ()-dimensional conformal field theories
M Chen, HH Chen - Physical Review D, 2024 - APS
In this paper, we consider the Rényi entanglement asymmetry of excited states in the (1+ 1)
dimensional free compact boson conformal field theory (CFT) at equilibrium. We obtain a …
dimensional free compact boson conformal field theory (CFT) at equilibrium. We obtain a …
Dynamical symmetry restoration in the Heisenberg spin chain
The entanglement asymmetry is an observable independent tool to investigate the
relaxation of quantum many-body systems through the restoration of an initially broken …
relaxation of quantum many-body systems through the restoration of an initially broken …