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 …
Symmetry-resolved entanglement entropy, spectra & boundary conformal field theory
A bstract We perform a comprehensive analysis of the symmetry-resolved (SR)
entanglement entropy (EE) for one single interval in the ground state of a 1+ 1D conformal …
entanglement entropy (EE) for one single interval in the ground state of a 1+ 1D conformal …
Symmetry-resolved entanglement in critical non-Hermitian systems
M Fossati, F Ares, P Calabrese - Physical Review B, 2023 - APS
The study of entanglement in the symmetry sectors of a theory has recently attracted a lot of
attention since it provides better understanding of some aspects of quantum many-body …
attention since it provides better understanding of some aspects of quantum many-body …
Charged moments in W3 higher spin holography
A bstract We consider the charged moments in SL (3, ℝ) higher spin holography, as well as
in the dual two-dimensional conformal field theory with W 3 symmetry. For the vacuum state …
in the dual two-dimensional conformal field theory with W 3 symmetry. For the vacuum state …
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 …
Dynamics of charge-imbalance-resolved entanglement negativity after a quench in a free-fermion model
G Parez, R Bonsignori… - Journal of Statistical …, 2022 - iopscience.iop.org
The presence of a global internal symmetry in a quantum many-body system is reflected in
the fact that the entanglement between its subparts is endowed with an internal structure …
the fact that the entanglement between its subparts is endowed with an internal structure …
Symmetry-resolved entanglement for excited states and two entangling intervals in AdS3/CFT2
A bstract We test the proposal of [1] for the holographic computation of the charged moments
and the resulting symmetry-resolved entanglement entropy in different excited states, as well …
and the resulting symmetry-resolved entanglement entropy in different excited states, as well …
Entanglement resolution of free Dirac fermions on a torus
A Foligno, S Murciano, P Calabrese - Journal of High Energy Physics, 2023 - Springer
A bstract Whenever a system possesses a conserved charge, the density matrix splits into
eigenspaces associated to the each symmetry sector and we can access the entanglement …
eigenspaces associated to the each symmetry sector and we can access the entanglement …
Symmetry-resolved entanglement in a long-range free-fermion chain
We investigate the symmetry resolution of entanglement in the presence of long-range
couplings. To this end, we study the symmetry-resolved entanglement entropy in the ground …
couplings. To this end, we study the symmetry-resolved entanglement entropy in the ground …
On the boundary conformal field theory approach to symmetry-resolved entanglement
We study the symmetry resolution of the entanglement entropy of an interval in two-
dimensional conformal field theories (CFTs), by relating the bipartition to the geometry of an …
dimensional conformal field theories (CFTs), by relating the bipartition to the geometry of an …