Gravitational decoherence from soft-graviton S-matrixWe revisit gravitational decoherence of matter superpositions using the leading soft sector of the graviton S-matrix. Starting from Weinberg's soft theorem and the overlap of coherent radiation…Hiroki Matsui·Sep 8, 2026SaveLearn
Scalar Casimir Effect on a Two-Dimensional Sphere with a Wu--Yang Magnetic MonopoleWe investigate the Casimir effect of a complex scalar field on a two-dimensional sphere threaded by a fixed Wu--Yang magnetic monopole at the center. In this background the charged scalar field is a…Jun-Cheng Zhang, Xiao-Yin Pan, Juhao Wu et al.·Sep 8, 2026SaveLearn
Bogomol'nyi equations for Kruglov stringsWe construct the Bogomol'nyi equations for Abelian gauge--Higgs vortices in which the Maxwell gauge sector is replaced by Kruglov nonlinear electrodynamics, a power-law family that interpolates…I. Praseyto, U. Ubaydillah, H. S. Ramadhan·Sep 8, 2026SaveLearn
Fortuitous ABJM Operators as Black HolesGiven a superconformal gauge theory at a fixed loop order, BPS states can be studied in two ways --- by enumerating cohomology classes of a nilpotent supercharge or by diagonalizing the anomalous…Connor Behan, Leonardo Pipolo de Gioia·Sep 7, 2026SaveLearn
Wilson loops, M2-branes and stringsWe establish a universal approach for studying the semiclassical quantization of both probe M2-branes and fundamental strings in asymptotically AdS4 backgrounds. On the field theory side, their…Alexia Nix·Sep 7, 2026SaveLearn
Spherical DAHA as an algebra of framed BPS statesLine operators of 4d N=2 theories of class S of type AN-1 in a half Omega background provide a physical model for SLN skein algebras. In this paper we extend this…Kunal Gupta, Pietro Longhi·Sep 7, 2026SaveLearn
ABJM/BMN Index Matching in the Plane-Wave LimitWe establish coefficientwise equality between the refined supersymmetric indices of ABJM theory and the BMN matrix model in the plane-wave limit at every fixed positive Chern-Simons level k. For…Chi-Ming Chang, Kangning Liu·Sep 7, 2026SaveLearn
Entanglement Wedge Reconstruction Beyond the Large N Limit via the Twirled Petz MapEntanglement wedge reconstruction provides the sharpest formulation of bulk locality in AdS/CFT, identifying the entanglement wedge as the largest bulk region reconstructible from a boundary…Arash Alipour Shahmiri, Maryam Sharifian, Niloofar Vardian·Sep 7, 2026SaveLearn
Double Copy from the Flipped Null StringWe study the double-copy structure of tree amplitudes of the bosonic null string in the flipped vacuum. We show that its level-one vector correlator supplies the Cachazo-He-Yuan (CHY) kinematic…Arjun Bagchi, Sachin Grover, Sharang Rajesh Iyer et al.·Sep 7, 2026SaveLearn
Scattering of Null strings - Flipped Vacuum & CHYWe investigate the scattering of null tensionless strings. Classical null strings, given by the ILST action, give rise to three distinct quantum theories built on different vacua and representations…Arjun Bagchi, Sachin Grover, Sharang Rajesh Iyer et al.·Sep 7, 2026SaveLearn
Truncated Polyakov bootstrap for BCFTs: Neumann-Dirichlet flow and Ising special transitionWe extend the recently proposed truncated Polyakov bootstrap to boundary conformal field theories (BCFTs). The formalism uses the analytic functional framework to find approximate solutions of BCFT…Kaushik Kangsabanik, Apratim Kaviraj, Astha Tiwari·Sep 7, 2026SaveLearn
Diffeomorphism-invariant Approach to Asymptotically Safe Quantum GravityWe provide a novel diffeomorphism-invariant approach to asymptotically safe metric quantum gravity. It is based on physics-informed renormalisation group flows with a renormalisation group kernel…Friederike Ihssen, Benjamin Knorr, Silas Mezger et al.·Sep 7, 2026SaveLearn
Unitary quantum conformal Bondi-Metzner-Sachs field theoriesWe impose unitarity constraints on two-dimensional field theories whose symmetries form the quantum conformal Bondi-Metzner-Sachs algebra, which combines conformal symmetries with asymptotic…Daniel Grumiller, Iva Lovrekovic·Sep 7, 2026SaveLearn
SolutionsX: supergravity theories/solutions as code, with an agentic workflow for machine-verifiable physicsA supergravity solution in the literature is an artifact that cannot be verified without re-deriving it: conventions might not be clearly stated, papers have typos, algebra is tedious. SolutionsX is…Vasil Dimitrov·Sep 7, 2026SaveLearn
Logarithmic correction to the entropy of near-extremal higher-curvature black holesThe spherically symmetric sector of broad classes of D-dimensional gravitational theories can be effectively described by general two-dimensional Horndeski theories. Exploiting this correspondence,…Pablo Bueno, Pablo A. Cano, Robie A. Hennigar et al.·Sep 7, 2026SaveLearn
Eikonal Scattering of Two D0-branes with Graviton EmissionWe study the emission of a massless closed-string state in the scattering of two D0-branes using the boundary-state formalism. We compute the corresponding five-point amplitudes for graviton and…Paolo Di Vecchia, Dawid Maskalaniec·Sep 7, 2026SaveLearn
(Anti-)De Sitter null strings and Carroll-Weyl symmetryWe construct a dSd null string in a novel way by lifting the standard tensionless string to R1,d. Gauging worldsheet scale symmetry introduces terms in the action breaking translation…Ulf Lindström, Bo Sundborg·Sep 7, 2026SaveLearn
Exact spin form factors and correlations at a massive Kramers-Wannier interfaceWe determine exact finite-volume spin form factors and two-point correlations for a massive Kramer--Wannier interface in the scaling Ising model, separating ordered and disordered phases. The…Zoltan Bajnok, Yizhuang Liu·Sep 7, 2026SaveLearn
Can one hear the shape of a black hole singularity?We compute the large overtone quasinormal frequencies ωn of asymptotically AdS black holes with interior near-singularity Kasner epochs. We show that the Kasner exponents can be extracted cleanly…Sean A. Hartnoll, Alexander Zhiboedov·Sep 7, 2026SaveLearn
Tachyon-massless couplings at order α' in bosonic string theoryRecently, it has been proposed that the classical effective action of bosonic string theory should contain only couplings with an even number of tachyon fields. We employ the T-duality procedure to…Mohammad R. Garousi·Sep 7, 2026SaveLearn
Dual N=1 Lagrangians for Argyres-Douglas theoriesWe find a new set of four-dimensional N=1 Lagrangian gauge theories that flow in the infrared to N=2 Argyres-Douglas theories of type (A1, A2n), (A1, A2n+1),…Minseok Cho, Jaewon Song·Sep 7, 2026SaveLearn
Constructing the Monopole Formula for A-Type Good Quivers via Quiver YangiansBased on the conjectured (and checked for tree-type quivers) quiver Yangian/Coulomb branch algebra correspondence, we give a quiver Yangian interpretation of the monopole formulas for 3D $…Tiantai Chen·Sep 6, 2026SaveLearn
Fermionic hidden zerosWe uncover and prove a general class of hidden zeros in tree-level amplitudes with massless fermions. For arbitrary even numbers and arbitrary arrangements of massless real adjoint fermions and…Yong Zhang, Pengfei Zhu·Sep 6, 2026SaveLearn
Finite stress-tensor moment tomography of boundary-graviton coherencesEinstein gravity in 2+1 dimensions is a topological theory that does not admit the existence of local bulk gravitons. However, AdS3 gravity with Brown-Henneaux boundary conditions does…Dyuman Bhattacharya, Robert B. Mann·Sep 6, 2026SaveLearn
The Wilson-line-dressed charged sector of scalar QED: superselection and the infraparticleWe develop a manifestly gauge and Lorentz invariant perturbative calculus to study the finite time and distance evolution of the electrically charged states created by Wilson-line-dressed scalar…Gordon W. Semenoff, Conor Waterfield·Sep 5, 2026SaveLearn