Symmetry resolved entanglement in two-dimensional systems via dimensional reduction

S Murciano, P Ruggiero… - Journal of Statistical …, 2020 - iopscience.iop.org
We report on the calculation of the symmetry resolved entanglement entropies in two-
dimensional many-body systems of free bosons and fermions by dimensional reduction …

Entanglement signatures of emergent Dirac fermions: Kagome spin liquid and quantum criticality

W Zhu, X Chen, YC He, W Witczak-Krempa - Science Advances, 2018 - science.org
Quantum spin liquids (QSLs) are exotic phases of matter that host fractionalized excitations.
It is difficult for local probes to characterize QSL, whereas quantum entanglement can serve …

Universal signatures of Dirac fermions in entanglement and charge fluctuations

V Crépel, A Hackenbroich, N Regnault, B Estienne - Physical Review B, 2021 - APS
We investigate the entanglement entropy (EE) and charge fluctuations in models where the
low-energy physics is governed by massless Dirac fermions. We focus on the response to …

Holographic torus entanglement and its renormalization group flow

P Bueno, W Witczak-Krempa - Physical Review D, 2017 - APS
We study the universal contributions to the entanglement entropy (EE) of 2+ 1-dimensional
and 3+ 1-dimensional holographic conformal field theories (CFTs) on topologically nontrivial …

Entanglement entropy with background gauge fields

BS Kim - Journal of High Energy Physics, 2017 - Springer
A bstract We study the entanglement entropy, the Rényi entropy, and the mutual (Rényi)
information of Dirac fermions on a 2 dimensional torus in the presence of constant gauge …

Aharonov-Bohm effect on entanglement entropy in conformal field theory

N Shiba - Physical Review D, 2017 - APS
We consider the Aharonov-Bohm effect on entanglement entropy for one interval in (1+ 1)
dimensional conformal field theory on a one dimensional ring. The magnetic field is confined …

Holographic entanglement renormalisation for fermionic quantum matter

A Mukherjee, S Patra, S Lal - Journal of Physics A: Mathematical …, 2023 - iopscience.iop.org
We demonstrate the emergence of a holographic dimension in a system of 2D non-
interacting Dirac fermions placed on a torus, by studying the scaling of multipartite …

[PDF][PDF] Holographic entanglement renormalisation for fermionic quantum matter: geometrical and topological aspects

A Mukherjee, S Patra, S Lal - arXiv preprint arXiv:2302.10590, 2023 - researchgate.net
On performing a sequence of renormalisation group (RG) transformations on a system of two-
dimensional non-interacting Dirac fermions placed on a torus, we demonstrate the …

Entanglement entropy, chemical potential, current source, and Wilson loop

BS Kim - arXiv preprint arXiv:1705.01859, 2017 - arxiv.org
We construct and analytically compute entanglement and the R\'enyi entropies of Dirac
fermions on a 2 dimensional torus in the presence of background chemical potential, current …

[HTML][HTML] QFT entanglement entropy, 2D fermion and gauge fields

BS Kim - Physics Letters B, 2022 - Elsevier
Entanglement and the Rényi entropies for Dirac fermions on 2 dimensional torus in the
presence of chemical potential, current source, and topological Wilson loop are unified in a …