Odd-dimensional Extremal Rotating Black Holes with All Equal Angular Momenta and Small Electric ChargesWe consider Einstein-Maxwell gravity in diverse dimensions and construct the small charge perturbation to the extremal rotating black holes with all equal angular momenta in odd D=2n+1 dimensions.…Qi-Yuan Mao, H. Lu·Dec 16, 2025SaveLearn
Holographic Krylov Complexity for Conformal Quiver Gauge TheoriesWe investigate holographic Krylov complexity in fully top-down AdS3 and AdS2 supergravity backgrounds dual to two-dimensional linear-quiver SCFTs and one-dimensional conformal quantum…Ali Fatemiabhari, Horatiu Nastase, Carlos Nunez et al.·Dec 16, 2025SaveLearn
On in-in correlators for spinning theories and their shadow formulationIn-in correlators are the basic observables in cosmology and are traditionally computed using the Schwinger-Keldysh formalism. In this paper we revisit this formalism for photons, gluons, and…Chandramouli Chowdhury, Arthur Lipstein, Joe Marshall et al.·Dec 16, 2025SaveLearn
S-Duality and Categorical Gauge TheoryIn this work, we revisit abelian S-duality in the context of higher gauge theory. By using a specific crossed module a set of transformations arise, which are known as the "thin" and…Javier Chagoya, A. D. López-Hernández, M. Sabido·Dec 16, 2025SaveLearn
Holography and the Swampland: Constraints on Quantum Gravity from Holographic PrinciplesThe Swampland Program aims to delineate the space of consistent low-energy effective field theories (EFTs) that admit a UV completion in quantum gravity from those that do not. In parallel,…Sudhaker Upadhyay, Alexander Reshetnyak, Pavel Moshin et al.·Dec 16, 2025SaveLearn
Anti-de Sitter flag superspaceThis work aims to develop a global formulation for N=2 harmonic/projective anti-de Sitter (AdS) superspace AdS4|8× S2 AdS4|8× CP1 that…Nowar E. Koning, Sergei M. Kuzenko·Dec 16, 2025SaveLearn
Gravitational charges and radiation in asymptotically locally de Sitter spacetimesWe present a comprehensive discussion of gravitational charges and radiation in four-dimensional asymptotically locally de Sitter (AldS) spacetimes. Such spacetimes have compact spatial sections and…Aaron Poole, Kostas Skenderis, Marika Taylor·Dec 16, 2025SaveLearn
Quantum Walks and Exact RG in de Sitter SpaceThe local physics of light scalar fields in de Sitter space is well described by classical random walks, as expressed through the framework of Stochastic Inflation. Recent work has clarified how this…Daniel Green, Kshitij Gupta·Dec 15, 2025SaveLearn
Non-hermitian Density Matrices from Time-like Entanglement and WormholesWe extensively explore the connections between time-like entanglement and non-hermitian density matrices in quantum many-body systems. We classify setups where we encounter non-hermitian density…Jonathan Harper, Taishi Kawamoto, Ryota Maeda et al.·Dec 15, 2025SaveLearn
The spectrum of Feynman-integral geometries at two loopsWe provide a complete classification of the Feynman-integral geometries at two-loop order in four-dimensional Quantum Field Theory with standard quadratic propagators. Concretely, we consider a…Piotr Bargiela, Hjalte Frellesvig, Robin Marzucca et al.·Dec 15, 2025SaveLearn
Symmetries of de Sitter Particles and AmplitudesWe discuss the symmetry aspects of quantum field theory in global four-dimensional de Sitter spacetime linked to SO(1,4) isometries. For the unitary irreducible representations relevant to…Audrey Lindsay, Tomasz R. Taylor·Dec 15, 2025SaveLearn
Positivity with Long-Range InteractionsWe introduce infrared finite, analytic, crossing symmetric, Regge behaved, and Lorentz invariant amplitudes M E, labeled by the experimental energy resolution E…B. Bellazzini, J. Berman, G. Isabella et al.·Dec 15, 2025SaveLearn
Wilson network decomposition of AdS Feynman diagrams in two dimensionsWe show that Feynman diagrams in AdS2 space can be decomposed into infinite series of matrix elements of Wilson line network operators. The case of the 3-point scalar Feynman diagram with…K. B. Alkalaev, V. S. Khiteev·Dec 15, 2025SaveLearn
The Role of Microstate Degeneracy in Phase Transitions: Gravitational Waves from Bubble EntanglementVacuum bubbles, formed in first order phase transitions, have important implications for cosmology. In particular, they source gravitational waves. Usually, it is assumed that, once bubbles are…Gia Dvali, Lucy Komisel·Dec 15, 2025SaveLearn
Black Holes and Abelian InstantonsWe argue that the electromagnetic θ-term is a physical parameter of the Standard Model coupled to gravity. Specifically, in the context of 4-dimensional Einstein-Maxwell theory we show that there…Isabel Garcia Garcia, Elliot Maderazo·Dec 15, 2025SaveLearn
Characterizing Cohen-Macaulay One-Loop Feynman IntegralsWe study the generalized hypergeometric systems, in the sense of Gel'fand, Kapranov, and Zelevinsky, associated with one-loop Feynman integrals, and determine when their rank is independent of…Kyrill Michaelsen, Felix Tellander·Dec 15, 2025SaveLearn
"Filtering" CFTs at large N: Euclidean Wormholes, Closed Universes, and Black Hole InteriorsDespite its successes, the large-N holographic dictionary remains incomplete. Key features of gravitational path integrals--most notably Euclidean wormholes and the associated failure of…Hong Liu·Dec 15, 2025SaveLearn
Resonances: Universality and Factorization on Higher SheetsMost particles in nature are unstable, manifesting as resonances in scattering processes. Using analyticity and unitarity, we show nonperturbatively that resonances, defined as poles on higher…Miguel Correia, Celina Pasiecznik·Dec 15, 2025SaveLearn
Why do we Need Observers? Spontaneous Breaking of Time-Reversal in de Sitter SpaceIn this paper I explain the relation between the need for observers in de Sitter space and the spontaneous breakdown of time-reversal symmetry.Leonard Susskind·Dec 15, 2025SaveLearn
Null quantization, shadows and boost eigenfunctions in Lorentzian AdSWe revisit the quantization of a free scalar in 4-dimensional (4d) Lorentzian Anti-de-Sitter spacetime (AdS4). We derive solutions to the wave equation that diagonalize time translations in a…Núria Navarro, Ana-Maria Raclariu·Dec 15, 2025SaveLearn
Taxonomy of type II orientifold flux vacua in 3DWe complete the study initiated in Arboleya:2024vnp and investigate three-dimensional (3D) flux vacua of type II orientifold reductions on twisted tori that include a single type of…Álvaro Arboleya, Gabriele Casagrande, Adolfo Guarino et al.·Dec 15, 2025SaveLearn
Thermodynamic geometry of charged AdS black holes with a string cloud in Lorentz-violating Einstein-Kalb-Ramond gravityWe investigate the thermodynamic microstructure of electrically charged AdS black holes in Einstein-Kalb-Ramond bumblebee gravity in the presence of a spherically symmetric cloud of strings.…Faizuddin Ahmed, Edilberto O. Silva·Dec 15, 2025SaveLearn
Gauge Theory Amplitudes from Cubic Scalar Feynman diagramsFeynman diagrams are the foremost tool in the perturbative study of quantum field theory. In gauge theories, the full potential of this tool is revealed when it is combined with the Slavanov-Taylor…Roji Pius·Dec 15, 2025SaveLearn
Holographic Codes from Enriched Link Entanglement in Spin NetworksWe introduce an enriched entanglement structure for spin networks, inspired by tensor-network constructions, in which internal links can carry a controlled and discrete amount of entanglement. In the…Mai Qi, Eugenia Colafranceschi·Dec 15, 2025SaveLearn
New Projection Operators for Planar ElectrodynamicsIn this article, we provide a new method for obtaining the propagator of two three-dimensional models of electrodynamics (Maxwell-Lee-Wick-Chern-Simons and Maxwell-Deser-Jackiw). This method…Flávio P. Cruz, José A. Santos, Victor J. V. Otoya·Dec 14, 2025SaveLearn