Quantum Gravity on AdS3×S3 from CFT: Bootstrapping n=21We consider the simplest four-point scattering amplitude of SO(n) tensor multiplets in six-dimensional (2,0) supergravity on AdS3×S3. Using crossing symmetry and the consistency of the…Francesco Aprile, Hynek Paul, Michele Santagata·Feb 11, 2026SaveLearn
The σ- Cohomology Analysis for Coxeter HS B2 modelThe dynamical content of equations resulting from rank-two covariant derivatives in B2 Coxeter theory in AdS4 are analyzed in terms of σ--complexes. Primary fields and gauge-invariant…A. A. Tarusov, K. A. Ushakov·Feb 11, 2026SaveLearn
Kosmann derivative and momentum maps from a duality covariant frameworkA covariant implementation of diffeomorphisms in the presence of local symmetries is a nontrivial aspect of gravitational theories. In Double Field Theory, this is achieved through the so-called…Romina Ballesteros, Eric Lescano, Jesús A. Rodríguez·Feb 11, 2026SaveLearn
Generalizing Deconfined Criticality to 3D N-Flavor SU(2) Quantum Chromodynamics on the Fuzzy SphereThe infra-red behaviour of gauge theories coupled to matter remains an open problem in quantum field theory. For a given gauge group, such theories are expected to flow to an interacting conformal…Emilie Huffman, Zheng Zhou, Yin-Chen He et al.·Feb 11, 2026SaveLearn
Entanglement Entropy of Yukawa-Coupled Fields Across a Rindler HorizonWe compute the entanglement entropy across a Rindler horizon in scalar field theory with Yukawa interaction. Starting from a microscopic scalar-mediator theory in flat spacetime, we integrate out the…Akshay Kulkarni, Rahul Nigam·Feb 11, 2026SaveLearn
Correlators in the theory of Integral DiscriminantsIntegral discriminants provide a simple and fundamental model for non-Gaussian integrals, associated with homogeneous polynomials of degree r in n variables. We argue that, in this context, the study…A. Morozov, Sh. Shakirov·Feb 11, 2026SaveLearn
Sigma model approach to string theoryA review of the σ-model approach to derivation of effective string equations of motion for the massless fields is presented. We limit our consideration to the case of the tree approximation in the…Arkady A. Tseytlin·Feb 11, 2026SaveLearn
Classical strings and the double copyThe double copy is by now a well-established relationship between scattering amplitudes and classical solutions in gauge and gravity (field) theories, and is itself inspired by amplitude relations in…Riccardo Morieri, Igor Pesando, Michael L. Reichenberg Ashby et al.·Feb 11, 2026SaveLearn
Improving integration-by-parts and differential equationsIn this talk, we discuss how ideas from geometry help to improve Feynman integral reduction and the construction of -factorised differential equations. In particular, we outline a…Iris Bree, Federico Gasparotto, Antonela Matijašić et al.·Feb 11, 2026SaveLearn
Bootstrapping ABJM theorySupersymmetric localization reduces the computation of protected observables in ABJM theory to finite-dimensional matrix integrals. Building on the techniques introduced in arXiv:2512.02119, we…Bercel Boldis, Gregory P. Korchemsky, Alessandro Testa·Feb 10, 2026SaveLearn
Disturbing news about the d=2+ε expansion II. Assessing the recombination scenarioIn [De Cesare, Rychkov (2025)], we revisited the d=2+ε expansion in the O(N) Non-Linear Sigma Model (NLSM), emphasizing the existence of a protected operator which is a closed form with N-1…Fabiana De Cesare, Slava Rychkov·Feb 10, 2026SaveLearn
Excited String States and D-branes from Infinite Width Neural NetworksWe explore recent proposal to represent worldsheet string path integrals by integrating over parameters of a wide random-feature neural network whose output is identified with the embedding field…Dmitry S. Ageev, Yulia A. Ageeva·Feb 10, 2026SaveLearn
Conformal Killing Tensors, Noether Currents and Higher-Spin Shift Symmetries in (A)dS SpaceFor certain mass values, shift symmetries appear among massive higher spin fields propagating on (anti-) de Sitter spacetime. On the one hand, Noether's theorem assigns a set of conserved…Kurt Hinterbichler, Samanta Saha, Thomas Yan·Feb 10, 2026SaveLearn
Quadratic Curvature Correction to the Euclidean Action of Rotating AdS Black Holes in General DimensionsWe adopt the improved Reall-Santos method to obtain the leading-order perturbative correction of the quadratic curvature invariants to the on-shell Euclidean action of rotating anti-de Sitter (AdS)…Si-Yue Lu, H. Lu·Feb 10, 2026SaveLearn
Split Representations and Bubble Resummation for Massive de Sitter CorrelatorsWe combine spectral- and split representations to factorize multi-loop momentum space diagrams, in the Schwinger-Keldysh formulation for cosmological correlators, with massive scalars in the loop.…Jonathan Gräfe, Ivo Sachs·Feb 10, 2026SaveLearn
The Deformed Dirac Oscillator in Linear-Fractional Doubly Special RelativityWe study the (1+1)-dimensional Dirac oscillator within a class of doubly special relativity (DSR) models generated by linear-fractional (projective) transformations on momentum space that preserve…N. Jafari, A. Boumali·Feb 10, 2026SaveLearn
More on 5d Wilson Loops in Higher-Rank Theories and Blowup EquationsIn this article, we further explore the construction and computation of expectation values for Wilson loops in higher-rank 5d N = 1 gauge theories on C2 × S1, by…Minhao Liu, Xin Wang, Rui-Dong Zhu·Feb 10, 2026SaveLearn
O(16)×O(16) heterotic theory on AdS3× S3× T4In this paper, we study non-supersymmetric AdS3× S3 vacuua of O(16)× O(16) heterotic theory on a string scale T4 background, which are parameterized by a pair of flux…Daniel Robbins, Hassaan Saleem·Feb 10, 2026SaveLearn
Area Scaling of Dynamical Degrees of Freedom in Regularised Scalar Field TheoryHow many canonical degrees of freedom does a quantum field theory actually use during its Hamiltonian evolution? For a UV/IR-regularised classical scalar field, we address this question directly at…Oliver Friedrich, Kristina Giesel, Varun Kushwaha·Feb 9, 2026SaveLearn
Black Flower MicrostatesWe investigate stationary, non-axisymmetric black hole solutions in AdS3 gravity, known as black flower geometries, in the Chern-Simons formulation. Boundary conditions are specified by a…Suvankar Dutta, Shruti Menon·Feb 9, 2026SaveLearn
Holographic information measures for spin-3/2 Δ baryons in AdS/QCDSpin-3/2 Δ baryon resonances are investigated within AdS/QCD, using Rarita-Schwinger fields. The differential configurational entropy (DCE) and differential configurational complexity (DCC)…H. Almeida, R. da Rocha, P. H. O. Silva et al.·Feb 9, 2026SaveLearn
Four-point functions with fractional R-symmetry excitations in the D1-D5 CFTWe study correlation functions with fractional-mode excitations of the R-symmetry currents in D1-D5 CFT. We show how fractional-mode excitations lift to the covering surface associated with…V. A. Souza Alves, Andre Alves Lima, G. M. Sotkov et al.·Feb 9, 2026SaveLearn
Analytical methods in Quantum Field Theories: from loop integrals to defect correlatorsThis thesis expands the available techniques at weak coupling by investigating the linear space of Feynman integrals and the role that (super)symmetry plays in reducing the number of integrals…Daniele Artico·Feb 9, 2026SaveLearn
On the structure of interactions of mass dimension one fermions: a functional renormalization group perspectiveIn this paper, we provide the first systematic investigation of renormalization group properties of mass dimension one fermions described by ELKO spinors. By construction, ELKOs must be neutral under…Gustavo P. de Brito·Feb 9, 2026SaveLearn
Equivalence of flat connections and Fay identities on arbitrary Riemann surfacesA flat connection on a Riemann surface with values in an infinite dimensional Lie algebra provides a systematic and effective tool for generating an infinite family of polylogarithms via iterated…Eric D'Hoker, Oliver Schlotterer·Feb 9, 2026SaveLearn