[HTML][HTML] Emergence of non-linear electrodynamic theories from TT-like deformations

H Babaei-Aghbolagh, KB Velni, DM Yekta… - Physics Letters B, 2022 - Elsevier
In this letter, we investigate the deformation of the ModMax theory, as a unique Lagrangian
of non-linear electrodynamics preserving both conformal and electromagnetic-duality …

Root- Deformations in Two-Dimensional Quantum Field Theories

C Ferko, A Sfondrini, L Smith… - Physical Review Letters, 2022 - APS
In this Letter, we introduce a one-parameter deformation of two-dimensional quantum field
theories generated by a nonanalytic operator that we call Root-TT¯. For a conformal field …

Duality-invariant nonlinear electrodynamics and stress tensor flows

C Ferko, SM Kuzenko, L Smith… - Physical Review D, 2023 - APS
Given a model for self-dual nonlinear electrodynamics in four spacetime dimensions, any
deformation of this theory which is constructed from the duality-invariant energy-momentum …

[HTML][HTML] Gravity and TT‾ flows in higher dimensions

T Morone, S Negro, R Tateo - Nuclear Physics B, 2024 - Elsevier
We study systems in arbitrary space-time dimensions where matter, deformed by TT‾-like
irrelevant operators, is coupled to gravity in the Palatini formalism. The dynamically …

[HTML][HTML] Accelerated black holes beyond Maxwell's electrodynamics

J Barrientos, A Cisterna, D Kubizňák, J Oliva - Physics Letters B, 2022 - Elsevier
Theories of non-linear electrodynamics naturally describe deviations from Maxwell's theory
in the strong field regime. Among these, of special interest is the recently discovered …

Maximally symmetric nonlinear extension of electrodynamics and charged particles

K Lechner, P Marchetti, A Sainaghi, D Sorokin - Physical Review D, 2022 - APS
We consider couplings of electrically and magnetically charged sources to the maximally
symmetric nonlinear extension of Maxwell's theory called ModMax. The aim is to reveal …

Interacting chiral form field theories and -like flows in six and higher dimensions

C Ferko, SM Kuzenko, K Lechner, DP Sorokin… - Journal of High Energy …, 2024 - Springer
A bstract In this paper we initiate the study of six-dimensional non-linear chiral two-form
gauge theories as deformations of free chiral two-form gauge theories driven by stress …

Exploring nonlinear electrodynamics theories: Shadows of regular black holes and horizonless ultracompact objects

RK Walia - Physical Review D, 2024 - APS
In the Einstein-Maxwell theory with nonlinear electrodynamics (NED) fields, the singularity
problem in general relativity is potentially resolved, leading to regular black hole solutions …

Exact black holes in string-inspired Euler-Heisenberg theory

A Bakopoulos, T Karakasis, NE Mavromatos, T Nakas… - Physical Review D, 2024 - APS
We consider higher-order derivative gauge field corrections that arise in the fundamental
context of dimensional reduction of string theory and Lovelock-inspired gravities and obtain …

Classical integrability of root- flows

R Borsato, C Ferko, A Sfondrini - Physical Review D, 2023 - APS
The root-TT¯ flow was recently introduced as a universal and classically marginal
deformation of any two-dimensional translation-invariant field theory. The flow commutes …