Symmetry-resolved measures in quantum field theory: A short review

OA Castro-Alvaredo… - Modern Physics Letters B, 2025 - World Scientific
In this short review, we present the key definitions, ideas and techniques involved in the
study of symmetry resolved entanglement measures, with a focus on the symmetry resolved …

Entanglement asymmetry in the ordered phase of many-body systems: the Ising field theory

L Capizzi, M Mazzoni - Journal of High Energy Physics, 2023 - Springer
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 …

Exact quench dynamics of symmetry resolved entanglement in a free fermion chain

G Parez, R Bonsignori… - Journal of Statistical …, 2021 - iopscience.iop.org
The study of the entanglement dynamics plays a fundamental role in understanding the
behaviour of many-body quantum systems out of equilibrium. In the presence of a globally …

Symmetry-resolved Page curves

S Murciano, P Calabrese, L Piroli - Physical Review D, 2022 - APS
Given a statistical ensemble of quantum states, the corresponding Page curve quantifies the
average entanglement entropy associated with each possible spatial bipartition of the …

Symmetry-resolved entanglement entropy in Wess-Zumino-Witten models

P Calabrese, J Dubail, S Murciano - Journal of High Energy Physics, 2021 - Springer
A bstract We consider the problem of the decomposition of the Rényi entanglement
entropies in theories with a non-abelian symmetry by doing a thorough analysis of Wess …

Symmetry-resolved entanglement entropy, spectra & boundary conformal field theory

Y Kusuki, S Murciano, H Ooguri, S Pal - Journal of High Energy Physics, 2023 - Springer
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 …

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 …

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 …

Symmetry-resolved entanglement for excited states and two entangling intervals in AdS3/CFT2

K Weisenberger, S Zhao, C Northe, R Meyer - Journal of High Energy …, 2021 - Springer
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 …

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 …