Quark Anti-Quark Fusion and Walking RG FlowsWe study the fusion of two conjugate conformal line defects on the sphere. At small separation, their spectrum is governed by a universal Fusion Master Equation. Below a critical coupling, the fused…Filipp Chernikov, Nikolay Gromov, Amit Sever·Jul 1, 2026SaveLearn
Algorithmic Dualization of Unitary Circular QuiversWe introduce a field-theoretic algorithm to find the SL(2,Z) duality web of 3d N=4 circular quiver theories with unitary gauge groups, extending the algorithm for linear…Riccardo Comi, Chiung Hwang, Fabio Marino·Jul 1, 2026SaveLearn
Wormholes as red herrings: reflection positivity and the reconstruction of unitary quantum field theoriesAs Coleman famously argued, the apparent breakdown of partition-function factorization in quantum gravity associated with Euclidean wormholes is a red herring, arising from a hidden average over an…Jacob McNamara, Zhencheng Wang·Jul 1, 2026SaveLearn
The Art of Networking: Networks of Trivalent 10d Heterotic JunctionsWe initiate the study of networks of 10d string theories connected by junctions implied by the cobordism conjecture. Focusing on the recently constructed junction of the three 10d non-tachyonic…Chiara Altavista, Edoardo Anastasi, Roberta Angius et al.·Jul 1, 2026SaveLearn
What's the Matter with 3D Gravity?We revisit the problem of minimally coupling matter to Einstein gravity in three dimensions with negative cosmological constant. By working in the worldline formalism, we construct a classical phase…Robert Bourne, Jackson R. Fliss, Bob Knighton·Jul 1, 2026SaveLearn
Type IIB Axion--Dilaton Wormholes and the BPS Limit HessianI revisit Type-IIB axion--dilaton Euclidean saddles in a specified axion charge sector. In that sector, the solution with E=0 is the BPS instanton, while E>0 gives non-BPS wormholes with a smooth…Soo-Jong Rey·Jul 1, 2026SaveLearn
Modularity of resurgent topological stringTopological string free energy has a rich collection of non-perturbative contributions which are labeled by D-brane charge vectors, and the associated Stokes constants are conjectured to coincide…Gengbei Guo, Jiashen Chen, Jie Gu·Jul 1, 2026SaveLearn
Dissipative hydrodynamic actions and horizon symmetries in gravityWe give a prescription to compute a dissipative action describing the large-scale thermal stress tensor dynamics of a holographic quantum field theory dual to AdS4 gravity, in the context of the…Mike Blake, Arpit Das, Richard A. Davison·Jul 1, 2026SaveLearn
N=1 spectra, cubic couplings and the rigid fate of DGKTWe show that in the DGKT scenario on a generic Calabi-Yau three-fold, a recently proposed holographic constraint on cubic couplings is satisfied if and only if the Calabi-Yau is rigid, i.e. when…Filippo Revello, Vincent Van Hemelryck·Jul 1, 2026SaveLearn
Hidden quantum-informatic symmetries of quasi-de Sitter backgroundsWe investigate how degeneracies in quasi-de Sitter backgrounds, in the sense of Wands' duality, are reflected in real-space quantum correlations of primordial perturbations. Using the…Suddhasattwa Brahma, Jaime Calderon-Figueroa, Xiancong Luo et al.·Jul 1, 2026SaveLearn
The auxiliary-deformed Breitenlohner-Maison model: duality frames and higher-dimensional originThe two-dimensional Breitenlohner-Maison (BM) model is a classically integrable subsector of D=4 general relativity endowed with two commuting Killing isometries, obtained via Kaluza-Klein…Daniele Bielli, Mattia Cesàro·Jul 1, 2026SaveLearn
Microscopic entropy of de Sitter spacetime and entropic solution to the old cosmological constant problemWe study the role of Weyl symmetry breaking in conformal gravity and the residual scale symmetry of Einstein gravity. The corresponding action is characterized by a dimensionless coupling α,…Mariano Cadoni, Lorenzo Herres, Lorenzo Orlando et al.·Jul 1, 2026SaveLearn
Membrane instantons and non-perturbative effects in AdS4/CFT3We study Euclidean M2-brane instantons in Freund-Rubin backgrounds AdS4× Y7. For a seven-dimensional weak G2 manifold Y7, we show that the BPS condition…Stefan A. Kurlyand·Jul 1, 2026SaveLearn
Post-Carroll Algebra, Conformal Extensions, and Field TheoriesBy incorporating leading c\,-dependent corrections to the Carroll transformations, we introduce the ``post-Carroll transformations''. We demonstrate that these transformations are…Mojtaba Najafizadeh·Jul 1, 2026SaveLearn
Gauged Courant sigma modelsWe propose a new class of sigma models based on Courant sigma models. We refer to these models as gauged Courant sigma models (GCSMs). By introducing additional gauge symmetries, such as those…Noriaki Ikeda·Jul 1, 2026SaveLearn
Generalized Integrable Boundary States in XXZ and XYZ Spin ChainsWe investigate integrable boundary states in the anisotropic Heisenberg chain under periodic or twisted boundary conditions, for both even and odd system lengths. Our work demonstrates that the…Xin Qian, Xin Zhang·Jul 1, 2026SaveLearn
Entire Four-Graviton EFT from the Duality Between Color and KinematicsThe Bern-Carrasco-Johansson (BCJ) double-copy construction reveals a fundamental structural connection between gauge and gravity theories. At its core, the BCJ double copy is directly due to a…John Joseph M. Carrasco, Sai Sasank Chava, Alex Edison et al.·Jul 1, 2026SaveLearn
GGI lectures on boundary and asymptotic symmetriesSupport material for lectures at the May '25 Galileo Galilei Institute school on asymptotic symmetries and flat holography. Contains an introduction to Noether theorem for gauge theories and…Simone Speziale·Jul 1, 2026SaveLearn
Imprint of the black hole interior on thermal four-point correlatorsWe consider correlators smeared against directed wavepackets over a thermal state dual to a single-sided planar AdS black hole. In the large frequency limit, our measurement is simplified using a…Joydeep Chakravarty·Jul 1, 2026SaveLearn
Bootstrapping Yang-Mills matrix integralsWe revisit the large N limit of bosonic D-matrix Yang-Mills integrals using two complementary bootstrap methods. In the positivity bootstrap, we obtain bounds for tr XX …Wenliang Li, Xinran Su·Jul 1, 2026SaveLearn
Unified equation for massless spin fields and new definitions of key spin coefficientsWhether studying gravitational waves from extreme mass ratio inspirals or exploring the analogy between massless spin-particle waves, black hole perturbation theory proves indispensable. At the heart…Zhong-Heng Li·Jul 1, 2026SaveLearn
From geometry to phenomenologyPrecision calculations in quantum field theory rely very often on perturbation theory and thus on the computation of Feynman integrals. Feynman integrals are also fascinating objects from a…Stefan Weinzierl·Jun 30, 2026SaveLearn
Escape from Ostrogradsky via Hidden Ghost ParityWe present a counterexample to Ostrogradsky's famous "no go" theorem as usually interpreted in quantum field theory (QFT), namely a four-derivative, UV-complete QFT with a consistent…Sam Bateman, Neil Turok·Jun 30, 2026SaveLearn
Toward Hamiltonian simulations of Maxwell-Chern-Simons theory: constant modes and gauge field truncationMaxwell-Chern-Simons (MCS) theory in 2+1 dimensions provides a paradigmatic example of a topological gauge theory with both dynamical and topological degrees of freedom. Its Euclidean formulation…Andrea Bulgarelli, Maria Cristina Diamantini, Nico Dichter et al.·Jun 30, 2026SaveLearn
Localization, Factorization and Dualities for Elliptic KernelsWe study the exact partition function of 4d N=1 supersymmetric gauge theories on a torus times a cylinder Cyl=I× S1, where I is a finite interval carrying two boundary…Alessio Fontanarossa, Fabrizio Nieri, Antonio Pittelli·Jun 30, 2026SaveLearn