Observation of $ψ(3686)→3ϕ$ Author(s): M. Ablikim et al. (BESIII Collaboration)Using $(2.712±0.014)×{10}^{9}\text{ }\text{ }ψ(3686)$ events collected by the BESIII detector operating at the BEPCII collider, we report the first o …
Renormalons and power corrections in pseudo- and quasi-GPDs Author(s): Vladimir M. Braun, Maria Koller, and Jakob SchoenleberHigh-order behavior of the perturbative expansion for short-distance observables in QCD is intimately related to the contributions of s …
Conformal little Higgs models Author(s): Aqeel Ahmed, Manfred Lindner, and Philipp SaakeLittle Higgs models address the hierarchy problem by identifying the SM Higgs doublet as pseudo-Nambu-Goldstone bosons arising from global sym …
95 GeV Higgs boson in the Georgi-Machacek model Author(s): Ting-Kuo Chen, Cheng-Wei Chiang, Sven Heinemeyer, and Georg WeigleinCMS and ATLAS have reported small excesses in the search for low-mass Higgs bosons in the diphoton decay channel at exact …
Axion sourcing in dense stellar matter via $CP$-violating couplings Author(s): Filippo Anzuini, Antonio Gómez-Bañón, José A. Pons, Andrew Melatos, and Paul D. LaskyCompact objects such as neutron stars and white dwarfs can source axionlike particles and QCD axions due …
Fast neutrino-flavor swap in high-energy astrophysical environments Author(s): Masamichi Zaizen and Hiroki NagakuraWe assert that nonlinear features of fast neutrino-flavor conversion (FFC) can be qualitatively different between core-collapse supernovae (CCSNe) and bi …
Minkowski functionals for composite smooth random fields Author(s): Pravabati Chingangbam and Fazlu RahmanMinkowski functionals quantify the morphology of smooth random fields. They are widely used to probe statistical properties of cosmological fields. Ana …
Optical properties of black holes in regularized Maxwell theory Author(s): Tomáš Hale, David Kubizňák, and Jana MenšíkováRegularized Maxwell electrodynamics is a recently discovered theory of nonlinear electrodynamics, with a minimally regularized field strength o …
Surface gravity of dynamical horizons: A causal perspective Author(s): Anamika Avinash Pathak, Konka Raviteja, Swastik Bhattacharya, and Sashideep GuttiWe consider marginally trapped surfaces in a spherically symmetric spacetime evolving due to the presence of …
Oscillons in gapless theories Author(s): P. Dorey, T. Romańczukiewicz, Y. Shnir, and A. WereszczyńskiWe show that large scale oscillons, i.e., quasiperiodic, long-living particlelike solutions, may exist in massless theories, too. ...
Tunneling potentials to nothing Author(s): J. J. Blanco-Pillado, J. R. Espinosa, J. Huertas, and K. SousaThe catastrophic decay of a spacetime with compact dimensions, via bubbles of nothing (BoNs), is probably a generic phenomenon. ...
Stability of axion-dilaton wormholes Author(s): Caroline Jonas, George Lavrelashvili, and Jean-Luc LehnersWe study the perturbative stability of Euclidean axion-dilaton wormholes that asymptotically approach flat space, both with a massl ...
Asymptotic behavior of angular integrals in the massless limit Author(s): Fabian WunderWe investigate the small-mass asymptotics of a class of massive $d$-dimensional angular integrals. These integrals arise in a wide range of perturbative quantum field theory ca ...
Comparing models for a unitary black hole $S$ matrix Author(s): Steven B. GiddingsThis paper compares features, challenges, and puzzles of different models for a unitary black hole $S$-matrix, focusing on both recent nonisometric models, as well as “non ...
Hidden-flavor four-quark states in the charm and bottom region Author(s): Joshua Hoffer, Gernot Eichmann, and Christian S. FischerWe discuss the spectrum and the internal composition of ground and excited four-quark states in the charm and bottom energy region. T ...
Electron $g−2$ foreshadowing discoveries at FCC-ee Author(s): Hooman Davoudiasl and Pier Paolo GiardinoA future ${e}^{+}{e}^{−}$ circular collider (FCC-ee) may provide a unique probe of the electron Yukawa coupling through Higgs boson production on re ...
Freeze-in at stronger coupling Author(s): Catarina Cosme, Francesco Costa, and Oleg LebedevThe predictivity of many nonthermal dark matter (DM) models is marred by the gravitational production background. Nevertheless, if the rehea ...
Neutrinos for TeV neutralinos Author(s): Carsten Rott, Pearl Sandick, and Ben SheffOne of the most well-founded candidates for dark matter remains a split-supersymmetry (SUSY) model with a Higgsino- or winolike lightest superpartn ...
Diffuse ultrahigh-energy gamma-ray emission from TeV halos Author(s): Ariane Dekker, Ian Holst, Dan Hooper, Giovani Leone, Emily Simon, and Huangyu XiaoThe LHAASO Collaboration has recently reported a measurement of the diffuse gamma-ray emission from the Gal ...
Loss of coherence and coherence protection from a graviton bath Author(s): Marko Toroš, Anupam Mazumdar, and Sougato BoseWe consider a quantum harmonic oscillator coupled with a graviton bath. We discuss the loss of coherence in the matter sector due to the matter ...
Horizon as a natural boundary Author(s): Qi-Yuan Mao, Liang Ma, and H. LüWe consider Einstein gravity extended with Riemann-squared term and construct the leading-order perturbative solution to the rotating black hole with all equ ...
Correlation function of flavored fermion in holographic QCD Author(s): Si-wen Li, Yi-peng Zhang, and Hao-qian LiBy using the gauge-gravity duality, we investigate the correlation function of flavored fermion in the ${\mathrm{D}}_{p}/{\mathrm{D}}_{p+4}$ model a ...
Phase structure of extra-dimensional gauge theories with fermions Author(s): Álvaro Pastor-Gutiérrez and Masatoshi YamadaWe study the phase structure of five-dimensional Yang-Mills theories coupled to Dirac fermions. In order to tackle their nonperturbative characte …
Optimization of muonium yield in perforated silica aerogel Author(s): Shihan Zhao and Jian TangA muonium consists of a positive muon associated with an orbital electron, and the spontaneous conversion to antimuonium serves as a clear indication of new physics …
Optimal inflationary potentials Author(s): Tomás Sousa, Deaglan J. Bartlett, Harry Desmond, and Pedro G. FerreiraInflation is a highly favored theory for the early Universe. It is compatible with current observations of the cosmic m …
Inspiral and plunging orbits in Kerr-Newman spacetimes Author(s): Yu-Chung Ko, Da-Shin Lee, and Chi-Yong LinWe present the analytical solutions for the trajectories of particles that spiral and plunge inward of the event horizon along the timelike geodesi …
Ringdowns for black holes with scalar hair: The large mass case Author(s): Giovanni D’Addario, Antonio Padilla, Paul M. Saffin, Thomas P. Sotiriou, and Andrew SpiersDeviations from general relativity can alter the quasinormal mode (QNM) ringdown of perturbed black …
Regularized Weyl double copy Author(s): Gökhan Alkaç, Mehmet Kemal Gümüş, Oğuzhan Kaşıkçı, Mehmet Ali Olpak, and Mustafa TekWe propose a regularization procedure in the sourced Weyl double copy, a spinorial version of the classic …
Photon quantization in cosmological spaces Author(s): Dražen GlavanCanonical quantization of the photon—a free massless vector field—is considered in cosmological spacetimes in a two-parameter family of linear gauges that treat all the vector …
First-order relativistic hydrodynamics with an information current Author(s): L. Gavassino, N. Abboud, E. Speranza, and J. NoronhaWe show that it is possible to define a timelike future-directed information current within relativistic first-order hydrodynamics. This …
SMEFT analysis of charged lepton flavor violating $B$-meson decays Author(s): Md Isha Ali, Utpal Chattopadhyay, N. Rajeev, and Joydeep RoyCharged lepton flavor violation (cLFV) processes, potentially important for various beyond the Standard Model physics scenarios a …