OPE and correlation functions in a generally covariant formIn this paper we consider some general aspects of Euclidean conformal field theories on curved spaces of dimension D 3. We first look at the OPE of scalar primary fields on conformally flat…Arpit Das, Anatoly Konechny, Naveen Balaji Umasankar·Aug 28, 2026SaveLearn
Carroll-Cotton Tensors and Gravitational Radiation at Null InfinityWe provide a first-principles definition of Cotton tensors on conformal Carroll geometries by gauging the conformal Carroll algebra. On the mathematical side, this analysis yields a conformally…Adrien Fiorucci, Simon Pekar, P. Marios Petropoulos et al.·Aug 28, 2026SaveLearn
Reimagining Gravity: Generalized Symmetries, Double Copy, and Spinning Black HolesGeneral relativity is a century-old subject. Yet modern explorations through generalized symmetries, scattering amplitudes, and effective field theory have raised open problems, motivating a…Joon-Hwi Kim·Aug 28, 2026SaveLearn
The Lagrangian AmplituhedronThe article constructs the Lagrangian analog of the amplituhedron, studies its geometric properties and BCFW decompositions.Syl Tom Krovi, Ran J. Tessler·Aug 28, 2026SaveLearn
Positivity constraints on the dynamics of cusped impurities in CFTsThe cusp anomalous dimension is the universal logarithmic contribution to the free energy of a line defect with a cusp, and provides a useful observable characterizing defect dynamics. We generalize…Jeevan Chandra·Aug 28, 2026SaveLearn
Stress-Testing Swampland Bounds with Class S TheoriesWe test the Sharpened Distance Conjecture (SharpDC) for CFTs, as well as the Refined Distance Conjecture (RDC), in AdS5 gravitational spacetimes, using the CFT dual. The former provides a lower…Gabriel Fenati, Miguel Montero, Irene Valenzuela·Aug 28, 2026SaveLearn
Scattering Equations as the lowest order K-identities in the calculation of Stringy Scaling of Hard String Scattering AmplitudesWe prove explicitly the n-point K-identities we proposed previously in the calculation of one tensor hard string scattering amplitudes (HSSA). These K-identities were the key to obtain the stringy…Sheng-Hong Lai, Jen-Chi Lee, Yi Yang·Aug 28, 2026SaveLearn
Revisiting the U(1)-CP tension in QCD from a 1PI-action perspectiveWe discuss the tension one encounters in trying to solve, simultaneously, the U(1) and strong-CP problems in QCD with light quarks and a small θ angle within QCD itself. We do so by…Paolo Di Vecchia, Francesco Sannino, Graham M. Shore et al.·Aug 28, 2026SaveLearn
Holographic Ensembles in Type IIBWe study holographic ensembles in type IIB string theory on the Schur twisted AdS5 × S5 background, and its corresponding boundary partition function: the Schur index of N=4 SYM.…Jesse van Muiden·Aug 28, 2026SaveLearn
Superconformal index of large N and long quiversWe develop a universal framework for computing generating functions in quiver gauge theories in the large N limit. We apply this method to the superconformal index of 4d N=2 gauge…Mohammad Akhond, Leonardo Santilli·Aug 28, 2026SaveLearn
Seiberg dualities for quiver gauge theoriesWe study Seiberg duality for quiver gauge theories with fundamental, bifundamental, and rank-two tensor matter. The existence of a Seiberg dual description places strong constraints on the spectrum…Yuanyuan Fang, Jing Feng, Dan Xie·Aug 28, 2026SaveLearn
Self-Dual Yang-Mills in AdS4Quantum Yang-Mills theory in Euclidean AdS4 with Neumann boundary conditions is studied as a function of the complex couplings 1g2 1g2 i θ8 π2. We…Simon Heuveline, Romain Ruzziconi, Ahmed Sheta et al.·Aug 27, 2026SaveLearn
Universal and Transcendental Structures in Protected ABJM Two-Point FunctionsWe consider two-loop corrections to two-point functions of protected scalar operators in ABJM theory. We infer a compact finite-rank formula valid for operators of arbitrary dimension and multi-trace…Marco S. Bianchi·Aug 27, 2026SaveLearn
A geometric resolution limit from vacuum entanglement: Topological Structure and Particle-Wave AsymmetryWe establish that the entanglement entropy of the electromagnetic vacuum, when regulated by weak spacetime curvature, imposes a fundamental lower bound on the radial resolution available to quantum…Isbelia Martin·Aug 27, 2026SaveLearn
The Late-time Ramp of the Double-Scaled SYK Model from the large-n tail of Cactus DiagramWe derive the late-time ramp of the finite-temperature spectral form factor in the double-scaled SYK model directly from cactus diagrams, which is introduced as a multi-trace generalization of chord…Yao Li·Aug 27, 2026SaveLearn
Positive Geometry of Yang-Mills CorrelatorsWe develop a positive-geometric formulation of tree-level Yang-Mills correlators in de Sitter space at three and four points through their helicity-stripped representatives on the cosmological…Mattia Arundine, Veronica Calvo Cortes, Joris Koefler et al.·Aug 27, 2026SaveLearn
Tidal effects on radiation in gravitational shockwave collisionsWe compute high frequency gravitational wave radiation in shockwave collisions of a light mass compact object with energy μL off a heavy compact object (black hole) with energy μH μL. A…Isabelle Blackstad, Himanshu Raj, Raju Venugopalan·Aug 27, 2026SaveLearn
An Algebraic Obstruction to Ising Criticality for Finite-BCH Entanglers in Wavelet MERAThe computational treatment of non-Gaussian entanglers could pose a significant challenge when extending the Multi-Scale Entanglement Renormalization Ansatz (MERA) to interacting quantum field…Enrico Bertuzzo, Olindo Corradini, Claudia Frugiuele·Aug 27, 2026SaveLearn
AdS/CFT, Ultralimits and Baby universesWe propose boundary theories, CFTp with p∈ βN/N, which can be interpreted as an ensemble of theories in the context of AdS/CFT duality, when the boundary spacetime…Eyoab Bahiru·Aug 27, 2026SaveLearn
Proof of the AGT Conjecture at Generic βWe give an all-level proof of the four-point SU(2) AGT correspondence with four fundamental hypermultiplets at generic β=-ε1/ε2, by proving an all-level factorization formula for Selberg…Le-Feng Chen, Kilar Zhang·Aug 27, 2026SaveLearn
Casimir operators of 4D\,, N=2 supersymmetry in the harmonic approachWe construct Casimir operators of 4D, \,N=2 supersymmetry algebra in the harmonic superspace approach, and provide the explicit expressions for them in terms of covariant derivatives in…Egor Eremeev, Evgeny Ivanov·Aug 27, 2026SaveLearn
Doubly-scaled planar N = 4 SYM & Carroll HolographyIn their seminal paper, Okuda and Penedones (OP) put forward an intriguing proposal towards holography in asymptotically flat spacetimes (AFS). They showed that the flat space limit of 4 point…Arjun Bagchi, Prateksh Dhivakar, Alok Laddha et al.·Aug 27, 2026SaveLearn
Quantum Selection of Classical HistoriesCan a finite quantum episode populate a classical future that the same prepared state never reaches deterministically? We show that it can, using inflation as a cosmological laboratory. In our…Omer Guleryuz·Aug 27, 2026SaveLearn
Wess-Zumino gauge for analytic prepotentials of off-shell N=2 supergravity: bosonic sectorWe present a comprehensive study of the Wess-Zumino gauge for the analytic prepotentials of the off-shell N=2 Weyl and N=2 Einstein supergravities (the version with a…Nikita Zaigraev, Julia Zernina·Aug 27, 2026SaveLearn
Testing holographic computation of entanglement pseudo-entropy in dS3/ICFT2We establish a bottom-up model for studying the `would-be' de-Sitter/interface CFT (dS/ICFT) correspondence on the gravity side, using the Coleman-De Luccia instanton. After absorbing the region…Liang Li·Aug 27, 2026SaveLearn