ICTP lectures on (non-) invertible generalized symmetries
S Schäfer-Nameki - Physics Reports, 2024 - Elsevier
What comprises a global symmetry of a Quantum Field Theory (QFT) has been vastly
expanded in the past 10 years to include not only symmetries acting on higher-dimensional …
expanded in the past 10 years to include not only symmetries acting on higher-dimensional …
Lectures on generalized symmetries
L Bhardwaj, LE Bottini, L Fraser-Taliente, L Gladden… - Physics Reports, 2024 - Elsevier
These are a set of lecture notes on generalized global symmetries in quantum field theory.
The focus is on invertible symmetries with a few comments regarding non-invertible …
The focus is on invertible symmetries with a few comments regarding non-invertible …
Symmetry TFTs for non-invertible defects
Given any symmetry acting on ad-dimensional quantum field theory, there is an associated
(d+ 1)-dimensional topological field theory known as the Symmetry TFT (SymTFT). The …
(d+ 1)-dimensional topological field theory known as the Symmetry TFT (SymTFT). The …
Symmetry TFTs and anomalies of non-invertible symmetries
A bstract It is known that the't Hooft anomalies of invertible global symmetries can be
characterized by an invertible TQFT in one higher dimension. The analogous statement …
characterized by an invertible TQFT in one higher dimension. The analogous statement …
Non-invertible higher-categorical symmetries
L Bhardwaj, LE Bottini, S Schäfer-Nameki, A Tiwari - SciPost Physics, 2023 - scipost.org
We sketch a procedure to capture general non-invertible symmetries of a $ d $-dimensional
quantum field theory in the data of a higher-category, which captures the local properties of …
quantum field theory in the data of a higher-category, which captures the local properties of …
Universal Non‐Invertible Symmetries
L Bhardwaj, S Schäfer‐Nameki, J Wu - Fortschritte der Physik, 2022 - Wiley Online Library
It is well‐known that gauging a finite 0‐form symmetry in a quantum field theory leads to a
dual symmetry generated by topological Wilson line defects. These are described by the …
dual symmetry generated by topological Wilson line defects. These are described by the …
Lecture notes on generalized symmetries and applications
In this lecture note, we give a basic introduction to the rapidly developing concepts of
generalized symmetries, from the perspectives of both high energy physics and condensed …
generalized symmetries, from the perspectives of both high energy physics and condensed …
Non-invertible Gauss law and axions
A bstract In axion-Maxwell theory at the minimal axion-photon coupling, we find non-
invertible 0-and 1-form global symmetries arising from the naive shift and center symmetries …
invertible 0-and 1-form global symmetries arising from the naive shift and center symmetries …
Generalized charges, part I: Invertible symmetries and higher representations
L Bhardwaj, S Schäfer-Nameki - SciPost Physics, 2024 - scipost.org
Abstract $ q $-charges describe the possible actions of a generalized symmetry on $ q $-
dimensional operators. In Part I of this series of papers, we describe $ q $-charges for …
dimensional operators. In Part I of this series of papers, we describe $ q $-charges for …
The branes behind generalized symmetry operators
JJ Heckman, M Hübner, E Torres… - Fortschritte der …, 2023 - Wiley Online Library
The modern approach to m‐form global symmetries in ad‐dimensional quantum field theory
(QFT) entails specifying dimension d− m− 1 dm-1 topological generalized symmetry …
(QFT) entails specifying dimension d− m− 1 dm-1 topological generalized symmetry …