Quantum Gravity and Effective TopologyWe introduce a new methodology to characterize properties of quantum spacetime in a strongly quantum-fluctuating regime, using tools from topological data analysis. Starting from a microscopic…J. van der Duin, R. Loll, M. Schiffer et al.·Oct 7, 2025SaveLearn
Exploring Quantum Spacetime with Topological Data AnalysisIn a novel application of the tools of topological data analysis (TDA) to nonperturbative quantum gravity, we introduce a new class of observables that allows us to assess whether quantum spacetime…J. van der Duin, R. Loll, M. Schiffer et al.·Oct 7, 2025SaveLearn
Relevant Deformations, Brane Brick Models and TrialityWe extend the study of relevant deformations connecting 2d (0,2) gauge theories on D1-branes probing toric Calabi-Yau 4-folds beyond pure mass deformations. The underlying geometry provides powerful…Mario Carcamo, Sebastian Franco, Dongwook Ghim et al.·Oct 7, 2025SaveLearn
Holographic CFT phase transitions and criticality for charged Gauss-Bonnet AdS black holes in the ensemble at fixed (C, V, Q, A)We study the holographic dual of the extended thermodynamics of spherically symmetric, charged Gauss-Bonnet AdS black holes in the context of the AdS/CFT correspondence. Compared to Einstein's…Limin Zeng·Oct 6, 2025SaveLearn
Classicized dynamics and initial conditions in field theories with fakeonsTheories with purely virtual particles (fakeons) do not possess a classical action in the strict sense, but rather a "classicized" one, obtained by integrating out the fake particles at tree…Damiano Anselmi, Gianluca Calcagni·Oct 6, 2025SaveLearn
Compactification Without Orientation, or a Topological Scenario for CP ViolationIn higher dimensional theories, we often assume that the extra dimensions form an orientable space, perhaps with singularities. However, many physical theories are well-defined on non-orientable…Brian Greene, Daniel Kabat, Janna Levin et al.·Oct 6, 2025SaveLearn
Entanglement Entropy and Complexity in Dyonic Quantum Black HolesIn this work, we study the holographic entanglement entropy (HEE) and holographic complexity (HC) for three-dimensional dyonic quantum black holes, incorporating corrections arising from bulk quantum…Sanhita Parihar, Gurmeet Singh Punia·Oct 6, 2025SaveLearn
Lorentz covariant on-shell cubic vertices for continuous-spin fields and integer-spin fieldsIn the framework of Lorentz covariant on-shell approach, interacting continuous-spin fields and integer-spin fields in flat space are investigated. Continuous-spin fields are considered by using a…R. R. Metsaev·Oct 6, 2025SaveLearn
The electromagnetic field in Poisson gauge theory: the groupoidal approachWe consider the problem of defining the field strength of abelian potentials when the spacetime is a Poisson manifold, within the groupoidal approach. The natural definition in terms of gauge…Fabio Di Cosmo, Vladislav G. Kupriyanov, Patrizia Vitale·Oct 6, 2025SaveLearn
Resonance with quasinormal modes in long-range kinks' collisionsWe consider a rational scalar field model in (1+1)-dimensions where the long-range character of the kinks is controllable. We show via numerical simulations that kinks with long-range tails on both…J. G. F. Campos, Azadeh Mohammadi, T. Romanczukiewicz·Oct 6, 2025SaveLearn
Witten Effect in 3-Form Description of θ-vacuaThe θ-vacua of a gauge theory admit an equivalent formulation as vacua of a massless Chern-Simons 3-form, which originate from the topological susceptibility of the vacuum. This formulation…Maximilian Bachmaier, Gia Dvali, Juan Sebastián Valbuena-Bermúdez·Oct 6, 2025SaveLearn
Generating Function of Single Centered Black Hole Index from the Igusa Cusp FormWe introduce manifestly duality invariant generating function of the index of single centered black holes in the heterotic string theory compactified on a six dimensional torus. This function is…Ajit Bhand, Ashoke Sen, Ranveer Kumar Singh·Oct 6, 2025SaveLearn
Positive Spin-induced Quadrupole Moment in String TheoryWe identify singularity-free Running-Kerr-Taub-Bolt solutions of eleven-dimensional supergravity that descend to four-dimensional rotating solutions with flat-space asymptotics. We compute their…Iosif Bena, Angèle Lochet·Oct 6, 2025SaveLearn
Asymptotically Flat Rotating Topological StarsWe construct a new class of smooth, horizonless, non-supersymmetric solutions in five-dimensional minimal supergravity, which we call rotating topological stars. Built from a Kerr-Taub-bolt geometry…Pierre Heidmann, Paolo Pani, Jorge E. Santos·Oct 6, 2025SaveLearn
Super Yang-Mills with partially non-linear extended supersymmetryWe discuss 4D N=2 non-abelian gauge theories where one supersymmetry is preserved while the other one is spontaneously broken and non-linearly realized. The goldstino resides in a Maxwell multiplet…Fotis Farakos, Ulf Lindström·Oct 6, 2025SaveLearn
On the universal content of the proper time flow in scalar and Yang-Mills theoriesWe investigate the perturbative structure of the proper time renormalization group flow in scalar and Yang-Mills theories. Although the PT flow does not belong to the class of exact functional…Gabriele Giacometti, Daniele Rizzo, Dario Zappala·Oct 6, 2025SaveLearn
Time-dependent 3D oscillator with Coulomb interaction: an alternative approach for analyzing quark-antiquark systemsIn this work, the dynamics of quark-antiquark pair systems is investigated by modelling them as general time-dependent 3D oscillators perturbed by a Coulomb potential. Solving this model enables the…Jeong Ryeol Choi, Salim Medjber, Salah Menouar et al.·Oct 6, 2025SaveLearn
Long-time behaviour of sphalerons in ϕ4 models with a false vacuumEvolution of sphalerons in a class of quartic Klein-Gordon models are studied under a growing perturbation. Sphalerons are unstable lump-like solutions that arise from a saddle point between true and…Stephen C. Anco, Danial Saadatmand·Oct 5, 2025SaveLearn
One-loop Euler-Heisenberg action in Lorentz-violating QED revisitedWe discuss applications of the proper-time method in a Lorentz-violating extension of QED characterized by the addition of the term proportional to the antisymmetric tensor Hμν. Unlike other LV…R. Araújo, T. Mariz, J. R. Nascimento et al.·Oct 5, 2025SaveLearn
Conformal four-point ladder integrals in diverse dimensions and polylogarithmsIn the paper, the family of conformal four-point ladder diagrams in arbitrary space-time dimensions is considered. We use the representation obtained via explicit calculation using the operator…S. E. Derkachov, A. P. Isaev, L. A. Shumilov·Oct 5, 2025SaveLearn
Electromagnetic instability of vacuum with instantons in the holographic plasmaUsing the gauge-gravity duality, we study the electromagnetic instability of vacuum with instantons in holographic plasma. The model we employ is the D(-1)-D3 brane system in which the D(-1)-branes…Shao-cheng Hou, Si-wen Li·Oct 5, 2025SaveLearn
Fluctuations of the AdS3 C-metricWe investigate the dilaton fluctuations near the string based on three classes of solutions of the 3D C-metric within the framework of the string-world holography. As a setup of holography, we focus…Shaohua Xue, Yuxuan Liu, Li-xin Li·Oct 5, 2025SaveLearn
Chiral algebra, Wilson lines, and mixed Hodge structure of Coulomb branchWe find an intriguing relation between the chiral algebra and the mixed Hodge structure of the Coulomb branch of four dimensional N = 2 superconformal field theories. We identify the…Yutong Li, Yiwen Pan, Wenbin Yan·Oct 4, 2025SaveLearn
Grand-Canonical Symmetric Orbifold TheoriesIn this letter, we study grand-canonical symmetric orbifolds of conformal field theories. We propose to define them as the direct sum of symmetric orbifolds of all degrees. The natural basis of…Lior Benizri·Oct 3, 2025SaveLearn
How to get an interacting conformal line defect for free theoriesWe argue that interacting conformal line defects in free quantum field theories can exist, provided that inversion symmetry is broken. Important for our demonstration is the existence of a special…Samuel Bartlett-Tisdall, Dongsheng Ge, Christopher P. Herzog·Oct 3, 2025SaveLearn