Analytical Cosmological Collider at Strong Mixing in Laplace SpacePrimordial non-Gaussianities are at their largest when the curvature perturbation is coupled to a massive field by a mixing too strong to be treated perturbatively. We show that this regime,…Nathan Belrhali, Arthur Poisson, Sébastien Renaux-Petel·Aug 24, 2026SaveLearn
Conformal and Noncommutative Gravity from Gauge Symmetry Breaking and SO(2,16) UnificationMotivated by the old idea of treating gravity as a gauge theory, we review the gauge-theoretic construction of Conformal Gravity and of Noncommutative (Fuzzy) Gravity. We then outline how these gauge…Stelios Stefas, George Zoupanos·Aug 24, 2026SaveLearn
A Third-Quantized Description of Spacetime Wormholes in AdS/CFTWe propose an extension of AdS/CFT in which quantum gravitational wavefunctions of connected bulk geometries are assembled into a Fock space of universes. Splitting and joining interactions in a…Shinji Hirano·Aug 24, 2026SaveLearn
Love at the String Scale: Tidal Deformability Across the Black Hole-String TransitionTidal deformability provides a sensitive probe of the structure of compact objects, and black holes are exceptional in having vanishing static Love numbers in four-dimensional Einstein gravity. We…Roberto Emparan, Luis Lehner, Stefano Trezzi·Aug 24, 2026SaveLearn
Renormalization, cutoff, and gluing for a quartic model with boundaryIn this paper, we study the renormalization of a three-dimensional quartic model on a compact connected Riemannian manifold with a boundary. We show that, in addition to the standard shift of the…A. V. Ivanov·Aug 24, 2026SaveLearn
A Combinatorial Origin of LocalityLocality and unitarity are fundamental principles of quantum field theory. For tree-level scattering amplitudes, locality determines which propagator poles may occur together, while unitarity fixes…Laurentiu Rodina, Giuseppe Sellaroli, Yan Ni·Aug 24, 2026SaveLearn
A pedagogical introduction to invariant theory and finite-N holographyThese lectures provide a pedagogical introduction to the study of finite-N physics of the AdS/CFT correspondence. More specifically we develop the consequences of the trace relations for the space…Robert de Mello Koch, Minkyoo Kim, Augustine Larweh Mahu et al.·Aug 24, 2026SaveLearn
Bouncing shellworld embedded in charged AdS spacetimeWe investigate the cosmological evolution of a spherical brane within the shellworld (dark bubble) scenario embedded in a five-dimensional charged AdS bulk spacetime. For zero or small value of the…Karma P. Sherpa, Rishi Pokhrel, Indra K. P. Chettri et al.·Aug 24, 2026SaveLearn
Towards Perturbative Unimodular Poincaré Gauge Theories with Propagating TorsionWe study the one-loop relation between an effective-field-theory extension of Poincaré gauge theories of gravity with propagating torsion and its unimodular counterpart. In the Einstein…Arthur F. Vieira, Antonio D. Pereira, Reinhard Alkofer·Aug 24, 2026SaveLearn
Higher-spin charges and the LΛ w1 + ∞ algebra in (A)dS4We consider (3+1)-dimensional asymptotically locally (anti-)de Sitter ((A)dS4) spacetimes with boundary conditions allowing for gravitational flux. We construct an infinite tower of higher-spin…Lorenzo Di Giacomo, Maitá Micol, Daniele Pranzetti et al.·Aug 23, 2026SaveLearn
Genus-Two Contributions to Late-Time Correlators in JT GravityIn this work, we analyze the late-time two-point correlation function in Jackiw--Teitelboim gravity, focusing on the genus-two (g=2) contribution associated with two baby universes. Extending the…Masayoshi Sato·Aug 23, 2026SaveLearn
A second rotational Killing field on gauged D=5 vector-multiplet horizons, and a no-go for varying-moduli black ringsWe study supersymmetric near-horizon geometries of gauged D=5 supergravity coupled to vector multiplets, on the branch where the canonical rotational Killing vector V of the cross-section…Usman Kayani·Aug 23, 2026SaveLearn
Thermal propagator of the bosons and fermions fieldsIn a thermodynamic environment, thermal field theory (TFT) describes a large ensemble of interacting particles. This may appear to be the same as in classical statistical mechanics. Therefore, we…M. A. A. Ahmed, H. Zainuddin, N. M. Shah·Aug 23, 2026SaveLearn
Holographic SU(3) color superconductivity at finite baryon chemical potentialWe present a holographic model of SU(3) color superconductivity (CSC) where a global color symmetry is spontaneously broken by a diquark condensate at finite baryon chemical potential. At μb=0, a…Xin Zhao, Zhang-Yu Nie, Ya-Peng Hu·Aug 22, 2026SaveLearn
Perturbative Reconstruction of Self-Adjoint Generators from Bosonic Canonical Commutation Relations: Application to the Null-Surface FormulationWe study the inverse adjoint problem for a perturbative bosonic outgoing map. Within the polynomial bosonic canonical-commutation-relation (CCR) algebra, we prove a constructive integrability…C. N. Kozameh·Aug 22, 2026SaveLearn
Characteristic-cone running from on-shell residues: Identifiability on the physical EFT quotientWe formulate a data-completeness test for extracting low-energy characteristic-cone running from flat-space on-shell renormalization-group residues. In four-dimensional, parity-even…Renat Gafarov·Aug 22, 2026SaveLearn
Heterotic string couplings at order α'3 in NS-NS sectorWe utilize the standard T-duality procedure to derive the classical effective action of heterotic string theory at the eight-derivative order within the NS-NS sector, which comprises the metric, the…Alireza Pahlavan, Mehdi Ameri, Mohammad R. Garousi·Aug 22, 2026SaveLearn
One-Loop Quantum Correction to the Kink Mass in a Lorentz-Violating Scalar Field TheoryWe study the radiative correction to the mass of the (1+1)-dimensional λϕ4 kink in the presence of an irreducible, spacelike Lorentz-violating interaction. The Lorentz-violating operator is…Reza Moazzemi·Aug 21, 2026SaveLearn
Neural Network Field Theory at Finite WidthUnder mild assumptions, any quantum mechanical (QM) model or quantum field theory (QFT) admits a representation in terms of an ensemble of neural networks with countably many random parameters. We…Christian Ferko, Aaron Mutchler·Aug 21, 2026SaveLearn
What Neural Network Field Theory Can and Cannot Realise on a ComputerOne aim of neural network field theory is to put a quantum or effective field theory on a computer, with the network ensemble itself as the theory. We ask how far that aim can be pushed for a…Thomas R. Harvey·Aug 21, 2026SaveLearn
On flat space limits of AdS4 black holesWith a view towards understanding flat space holography, we study the flat space limit of asymptotically AdS4 black holes in gauged N=2 supergravity. Using holographic renormalisation,…Pedro Vicente Marto, Shradha Ramakrishnan, Stefan Vandoren·Aug 21, 2026SaveLearn
String stars, small black holes, and the supersymmetric indexWe discuss aspects of the black hole-string transition as the angular velocity approaches the supersymmetric index βΩ= 2πi. In this limit, the high-temperature Atick-Witten effective description…Erez Y. Urbach·Aug 21, 2026SaveLearn
Classical dynamics from QFT via Stratonovich-Weyl correspondenceWe develop a formalism for extracting relativistic classical dynamics from the S-matrix, in which massive bodies are described on phase space while massless radiation is kept in the Fock space. Our…Alexander Ochirov, Canxin Shi·Aug 21, 2026SaveLearn
Inclusive Radiation and Backreaction from the Phase-Space S-MatrixWe develop a phase-space description of classical scattering in which the matter sector of the Dyson S-matrix is partially Weyl transformed while the radiation sector remains operator valued. The…Nathan Moynihan·Aug 21, 2026SaveLearn
G2-Manifolds from 4d N=1 QuiversInspired by quantum field-theoretic constructions of 4d N=1 quiver gauge theories that flow to superconformal field theories (SCFTs), we construct 7d manifolds of G2-holonomy, which…Andreas P. Braun, Oscar Lewis, Matteo Sacchi et al.·Aug 21, 2026SaveLearn