Atomic observables induced by cosmic fields Author(s): S. Lahs, D. Comparat, F. Kirk, and B. RobertsThe existence of cosmic fields made from yet unknown light bosons is predicted in many extensions to the Standard Model. They are especially of …
Primordial magnetogenesis in loop quantum cosmology Author(s): Ganga R. Nair and V. SreenathPrimordial magnetic fields (PMFs) are magnetic fields generated during the early Universe. These fields are thought to be the seeds of extragalactic magnetic fi …
Single-harmonic search for extreme mass-ratio inspirals Author(s): Lorenzo Speri, Rodrigo Tenorio, Christian Chapman-Bird, and Davide GerosaExtreme mass-ratio inspirals (EMRIs) are one of the key sources of gravitational waves for space-based detectors suc …
Lower bound on the radii of black-hole shadows Author(s): Shahar HodThe nonlinearly coupled Einstein-matter field equations predict the existence of shadows with well-defined boundaries around black holes. We prove that, in spherically symmetric h …
All-order generalized Green-Schwarz transformations Author(s): Achilleas Gitsis and Falk HasslerCompatibility with T-duality severely constrains higher-derivative corrections to the low-energy supergravity limits of string theory. For example, it sugge …
Framed defects in ABJ and ABJM theories Author(s): Marco S. Bianchi, Luigi Castiglioni, Silvia Penati, Marcia Tenser, and Diego TrancanelliWe investigate the role of framing in a family of $1/24$ Bogomol’nyi–Prasad–Sommerfield (BPS) Wilson …
Isospin symmetry breaking in the ${π}^{0},η,{η}^{′}→γγ$ decays Author(s): A. A. OsipovIsospin violating effects, both due to the nonvanishing quark mass difference ${m}_{d}−{m}_{u}$ and to virtual photons, are studied by fitting the squared masses of pseudoscalar …
Scalar leptoquark contributions to the $gg→Zh$ process Author(s): Shi-Ping HeIn this manuscript, we study the general scalar leptoquark contributions to the $gg→Zh$ process at a one-loop level. We find that the contributions only show up for the off diago …
Dirac states from the ’t Hooft model Author(s): Paul HoyerThe dynamics of a light fermion bound to a heavy one is expected to be described by the Dirac equation with an external potential. The potential breaks translation invariance, whe …
Tackling transient sources with neutrino telescopes Author(s): Lua F. T. Airoldi, Gustavo F. S. Alves, Yuber F. Perez-Gonzalez, Gabriel M. Salla, and Renata Zukanovich FunchalThe discovery of ultrahigh-energy neutrinos by IceCube marked the beginning o …
Axion condensates in neutron stars and radial oscillation modes Author(s): Antonio Gómez-Bañón, Pantelis Pnigouras, and José A. PonsLight QCD axions, introduced to solve the strong $CP$ problem, may form condensates inside neutron stars, giving rise to a novel gro …
Undecidability in spacetime geometry via the AdS/CFT correspondence Author(s): Sameer Ahmad Mir, Francesco Marino, Arshid Shabir, Lawrence M. Krauss, and Mir FaizalUndecidability, a hallmark of Gödel incompleteness theorems, has recently emerged in quantum many-body p …
Burgers equation for the bulk viscous pressure of quark matter Author(s): José Luis Hernández, Cristina Manuel, Saga Säppi, and Laura TolosThe dissipative properties of relativistic strongly interacting nuclear matter significantly influence the damping of stella …
Predictions of masses for light hybrid baryons Author(s): Qi-Nan Wang, Ding-Kun Lian, Wei Chen, Hui-Min Yang, Hua-Xing Chen, J. Ho, and T. G. SteeleWithin the method of parity-projected QCD sum rules, we study the mass spectra of light hybrid bary …
Probing picohertz gravitational waves with pulsars Author(s): Qinyuan Zheng, Chiara M. F. Mingarelli, William DeRocco, Jonathan Nay, Kimberly K. Boddy, and Jeff A. DrorWith periods much longer than the duration of current pulsar timing surveys, gravit …
Primordial black holes from an interrupted phase transition Author(s): Wen-Yuan Ai, Lucien Heurtier, and Tae Hyun JungWe propose a new mechanism of primordial black hole formation via an interrupted phase transition during the early matter-dominated stage of r …
Scalar quasinormal modes in black hole gravitational lensing Author(s): Chengjiang Yin, Zihao Lin, and Jian-hua HeWe investigate the excitation of quasinormal modes (QNMs) in gravitational lensing by a Schwarzschild black hole using a scalar field model. By emp …
Primary Proca hair and the double-peak optics of black holes Author(s): R. A. Konoplya, D. Ovchinnikov, and J. ScheeWe study the optical properties of black holes endowed with primary Proca hair, focusing on the distinctive double-peak structure generated in th …
Magnetic levitation as a new probe of non-Newtonian gravity Author(s): Dorian W. P. Amaral, Tim M. Fuchs, Hendrik Ulbricht, and Christopher D. TunnellWe present the magnetic oscillatory resonator for rare-interaction studies (MORRIS) and propose the first tabl …
Constraining the neutron star–black hole merger rate Author(s): Ian Harry and Charlie HoyCurrent template-based gravitational-wave searches for compact binary mergers neglect the general relativistic phenomenon of spin-induced orbital precession. Owing …
Effect of event classification on the Tsallis thermometer Author(s): László Gyulai, Gábor Bíró, Róbert Vértesi, and Gergely Gábor BarnaföldiWe analyze identified hadron spectra in pp collisions at $\sqrt{s}=13\text{ }\text{ }\mathrm{TeV}$ measured by ALICE w …
Comment on “Nonlocal nucleon matrix elements in the rest frame” Author(s): Xiang Gao, Jinchen He, Yushan Su, Rui Zhang, and Yong ZhaoIn a recent paper, “Nonlocal nucleon matrix elements in the rest frame” [1], it was observed that the next-to-leading order calcula …
Cosmic-ray cooling by dark matter in astrophysical jets Author(s): Dimitrios Kantzas, Francesca Calore, and Marco ChianeseAstrophysical jets from powerful active galactic nuclei (AGN) have recently been proposed as promising probes of dark matter (DM) in t …
Testing bosonic dark matter through white dwarf mass measurements Author(s): Jorge Castelo Mourelle, Nicolas Sanchis-Gual, José A. Font, and Juan Calderón BustilloMass estimates of white dwarfs via electromagnetic methods, often differ from those obtained through gr …
Hamiltonian gravity with fermions Author(s): Erick I. DuqueFermions are coupled to the Einstein-Cartan system in the canonical formulation, including the cosmological, the Barbero-Immirzi, and the nonminimal coupling constants. The re …
Nontopological electromagnetic hedgehogs Author(s): Yulia Galushkina, Emin Nugaev, and Andrey ShkerinWe study classical localized configurations—solitons—in a theory of self-interacting complex Proca field with the global $U(1)$ symmetry. We …
Quantum electron clouds near black holes: Black atoms and molecules Author(s): Hinako Iseki, Shin Sasaki, and Kenta ShiozawaWe study quantum mechanical wave functions near highly curved spaces, i.e., black holes. By utilizing the formalism developed by DeWitt, we deri …
Grand-canonical symmetric orbifold theories Author(s): Lior BenizriIn this article, 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 …
Monodromy relations for string amplitudes on AdS space Author(s): Luis F. Alday, Rodrigo S. Pitombo, and Aurélie Strömholm SangaréWe consider the Anti-de Sitter (AdS) Veneziano amplitude describing the scattering of four gluons in type IIB string theory o …
Exploring the keV-scale physics potential of CUORE Author(s): D. Q. Adams et al. (CUORE Collaboration)We present the analysis techniques developed to explore the keV-scale energy region of the Cryogenic Underground Observatory for Rare Events (CUORE) …
Soft gluon resummation for gluon fusion $ZH$ production Author(s): Goutam Das, Chinmoy Dey, M. C. Kumar, and Kajal SamantaWe examine the effects of soft gluons on Higgs boson production in association with a $Z$ boson at the Large Hadron Collider (LHC). Ut …
Energy correlators in semi-inclusive electron-positron annihilation Author(s): Yu Jiao ZhuWe investigate energy correlators in semi-inclusive electron-positron annihilation as precision probes of parton hadronization dynamics. Using soft-collinear effective theory, we …
Updating GUT-scale pole Higgs inflation after ACT DR6 Author(s): Constantinos PallisWe consider models of chaotic inflation driven by the real parts of a conjugate pair of Higgs superfields involved in the spontaneous breaking of a grand unification symm …
S-channel dark matter simplified models in the resonance region Author(s): Mattia Di Mauro and Bohan XieThe particle-physics nature of dark matter (DM) remains one of the central open questions in modern physics. A widely used framework to investigate DM propertie …
Equivalent electric dipole moment in SMEFT Author(s): Marco Ardu and Nicola ValoriThe electric dipole moment of the electron (eEDM) is typically investigated in experiments using paramagnetic molecules. However, the physical observable in thes …
Robust bounds on MACHOs from the faintest galaxies Author(s): Peter W. Graham, Harikrishnan Ramani, and Maximilian RuhdorferWe use the dynamical heating of stars in ultrafaint dwarf (UFD) galaxies to set limits on Massive Compact Halo Objects (MACHOs) …
Probing cosmic curvature with fast radio bursts and DESI DR2 data Author(s): Jéferson A. S. Fortunato, Wiliam S. Hipólito-Ricaldi, and Gustavo E. RomeroThe spatial curvature of the Universe remains a central question in modern cosmology. In this work, we explore the …
Spatially flat cosmological quantum spacetimes Author(s): Christian Gaß and Harold C. SteinackerWe recently described a cosmological quantum spacetime of vanishing spatial curvature, which can be considered as background for the Ishibashi-Kitazawa …
Mixmaster fluids near the big bang Author(s): Elliot MarshallWe numerically study the approach to the singularity in ${\mathbb{T}}^{2}$-symmetric cosmological spacetimes containing a nonstiff perfect fluid satisfying a linear equation …
Differential equations for Wilson loops in ABJM theory Author(s): Takao SuyamaWe derive a system of differential equations which are satisfied by the vacuum expectation values (vevs) of BPS Wilson loops and ’t Hooft coupling of ABJM theory. They are Picar …
Species quantum mechanics Author(s): Luis A. Anchordoqui, Dieter Lüst, and Severin LüstIn this paper we take the initial steps toward a formulation of species quantum mechanics. Specifically, we consider quantum operators that …