[HTML][HTML] Symmetry TFTs from string theory

F Apruzzi, F Bonetti, I García Etxebarria… - … in mathematical physics, 2023 - Springer
We determine the d+ 1 dimensional topological field theory, which encodes the higher-form
symmetries and their't Hooft anomalies for d-dimensional QFTs obtained by compactifying M …

[HTML][HTML] Symmetry TFTs for 3d QFTs from M-theory

M van Beest, DSW Gould, S Schäfer-Nameki… - Journal of High Energy …, 2023 - Springer
A bstract We derive the Symmetry Topological Field Theories (SymTFTs) for 3d
supersymmetric quantum field theories (QFTs) constructed in M-theory either via geometric …

Reflection positivity and invertible topological phases

DS Freed, MJ Hopkins - Geometry & Topology, 2021 - msp.org
We implement an extended version of reflection positivity (Wick-rotated unitarity) for
invertible topological quantum field theories and compute the abelian group of deformation …

Non-invertible symmetries, brane dynamics, and tachyon condensation

I Bah, E Leung, T Waddleton - Journal of High Energy Physics, 2024 - Springer
A bstract We study the Symmetry Topological Field Theory in holography associated with 4d
𝒩= 1 Super Yang-Mills theory with gauge algebra 𝔰𝔲 (M). From this, all the bulk symmetry …

Anomalies in the space of coupling constants and their dynamical applications I

C Cordova, D Freed, HT Lam, N Seiberg - SciPost Physics, 2020 - scipost.org
It is customary to couple a quantum system to external classical fields. One application is to
couple the global symmetries of the system (including the Poincar\'{e} symmetry) to …

0-form, 1-form, and 2-group symmetries via cutting and gluing of orbifolds

M Cvetič, JJ Heckman, M Hübner, E Torres - Physical Review D, 2022 - APS
Orbifold singularities of M-theory constitute the building blocks of a broad class of
supersymmetric quantum field theories (SQFTs). In this paper we show how the local data of …

Branes and symmetries for = 3 S-folds

M Etheredge, IG Etxebarria, B Heidenreich… - Journal of High Energy …, 2023 - Springer
A bstract We describe the higher-form and non-invertible symmetries of 4d\(\mathcal {N}\)= 3
S-folds using the brane dynamics of their holographic duals. In cases with enhancement …

Four-dimensional wall-crossing via three-dimensional field theory

D Gaiotto, GW Moore, A Neitzke - Communications in Mathematical …, 2010 - Springer
We give a physical explanation of the Kontsevich-Soibelman wall-crossing formula for the
BPS spectrum in Seiberg-Witten theories. In the process we give an exact description of the …

Framed BPS states

D Gaiotto, GW Moore, A Neitzke - 2013 - projecteuclid.org
We consider a class of line operators in d=4,N=2 supersymmetric field theories, which leave
four supersymmetries unbroken. Such line operators support a new class of BPS states …

[HTML][HTML] A modified Villain formulation of fractons and other exotic theories

P Gorantla, HT Lam, N Seiberg… - Journal of Mathematical …, 2021 - pubs.aip.org
We reformulate known exotic theories (including theories of fractons) on a Euclidean
spacetime lattice. We write them using the Villain approach, and then we modify them to a …