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Related papers: Detecting Axion-Like Particles With Gamma Ray Tele…

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Bounds are derived on the axion-like particle (ALP) to two-photon coupling in the mass range $2.65-5.27$ eV. The bounds are obtained by searching for the signal from ALP decay in the Multi Unit Spectroscopic Explorer (MUSE) observations of…

Cosmology and Nongalactic Astrophysics · Physics 2023-10-04 Elisa Todarello

In the past few years, the search for axion-like particles (ALPs) has grown significantly due to their potential to account for the total abundance of the cold dark matter (CDM) in the universe. The coupling between ALPs and photons allows…

High Energy Astrophysical Phenomena · Physics 2022-03-09 Ahmed Ayad , Geoff Beck

Axion-Like Particles (ALPs) appear in several dark sector studies. They have gained increasing attention from the theoretical and experimental community. In this work, we propose the first search for ALPs to be conducted at the Brazilian…

High Energy Physics - Phenomenology · Physics 2023-05-24 L. Angel , P. Arias , C. O. Dib , A. S. de Jesus , S. Kuleshov , V. Kozhuharov , L. Lin , M. Lindner , F. S. Queiroz , R. C. Silva , Y. Villamizar

Axion-like particles (ALPs) can be produced in the hot dense plasma of fireballs that develop in the initial stage of $\gamma$-ray burst (GRB) outflows. They can transport an enormous amount of energy away from the jet by propagating out of…

High Energy Astrophysical Phenomena · Physics 2025-01-16 Oindrila Ghosh , Sunniva Jacobsen , Tim Linden

If the dark matter in the Universe is made of $\mu$eV axion-like particles (ALPs), then a rich phenomenology can emerge in connection to their stimulated decay into two photons. We discuss the ALP stimulated decay induced by electromagnetic…

High Energy Physics - Phenomenology · Physics 2024-04-09 Elisa Todarello , Francesca Calore , Marco Regis

If axion-like particles (ALPs) exist, photons can convert to ALPs on passage through regions containing magnetic fields. The magnetised intracluster medium of large galaxy clusters provides a region that is highly efficient at ALP-photon…

High Energy Astrophysical Phenomena · Physics 2018-06-27 Linhan Chen , Joseph P. Conlon

We propose a novel method to search for axion-like particles (ALPs) at particle accelerator experiments (exps). ALPs produced at the target via the Primakoff effect subsequently enter a region with a magnetic field, where they are converted…

High Energy Physics - Phenomenology · Physics 2020-03-18 Walter M. Bonivento , Doojin Kim , Kuver Sinha

Axion-like particles (ALPs) are well-motivated extensions of the Standard Model (SM) that appear in many new physics scenarios, with masses spanning a broad range. In this work, we systematically study the production and detection prospects…

High Energy Physics - Phenomenology · Physics 2025-10-22 Shou-shan Bao , Yang Ma , Yongcheng Wu , Keping Xie , Hong Zhang

We examine the resonant conversion of axion-like particle (ALP) or dark photon to the electromagnetic photon in the early Universe, which takes place due to the ALP-photon-dark photon oscillations in background dark photon gauge fields. It…

High Energy Physics - Phenomenology · Physics 2020-10-28 Kiwoon Choi , Hyeonseok Seong , Seokhoon Yun

Axion-like particles (ALPs) are predicted in many extensions of the Standard Model, and their masses can naturally be well below the electroweak scale. In the presence of couplings to electroweak bosons, these particles could be emitted in…

High Energy Physics - Experiment · Physics 2021-11-04 The BABAR Collaboration

e-ASTROGAM is a space mission with unprecedented sensitivity to photons in the MeV range, proposed within the ESA M5 call. In this note we describe some measurements sensitive to axion-like particles, for which performance in the MeV/GeV…

High Energy Astrophysical Phenomena · Physics 2017-04-04 Marco Roncadelli , Giorgio Galanti , Alessandro De Angelis

It was recently pointed out that very energetic subclasses of supernovae (SNe), like hypernovae and superluminous SNe, might host ultra-strong magnetic fields in their core. Such fields may catalyze the production of feebly interacting…

The Axion Like Particle (ALP) is a hypothetical pseudo-scalar particle beyond the Standard Model, with a compelling possible connection to dark matter and early universe physics. ALPs can be converted into photons via interactions with…

High Energy Astrophysical Phenomena · Physics 2020-03-04 Ryo Yamamoto , Noriko Y. Yamasaki , Kazuhisa Mitsuda , Masahiro Takada

In this paper we outline an experiment to detect the conversion of photons to axion-like particles (ALPs) in a strong magnetic field. We show that by modulating the polarization of the light passing through a Fabry-Perot cavity so that it…

High Energy Physics - Phenomenology · Physics 2022-04-13 Richard Creswick , Frank T. Avignone

Quiescent hard X-ray and soft gamma-ray emission from neutron stars constitute a promising frontier to explore axion-like-particles (ALPs). ALP production in the core peaks at energies of a few keV to a few hundreds of keV; subsequently,…

High Energy Physics - Phenomenology · Physics 2021-07-19 Jean-François Fortin , Huai-Ke Guo , Steven P. Harris , Elijah Sheridan , Kuver Sinha

Relativistic axion-like particles (ALPs) originating from the stellar interiors, along with the ones coming from photon-ALP mixing in the galactic magnetic fields, contribute together to make an energetic component of the ALP content of the…

High Energy Astrophysical Phenomena · Physics 2011-08-09 Athanasios Manousos , Anastasios Liolios , Christos Eleftheriadis

Axion-like particles (ALPs) are pseudo Nambu-Goldstone bosons of spontaneously broken global symmetries in high-energy extensions of the Standard Model (SM). This makes them a prime target for future experiments aiming to discover new…

High Energy Physics - Phenomenology · Physics 2020-08-19 Martin Bauer , Mathias Heiles , Matthias Neubert , Andrea Thamm

We assume the coupling of Axion-like particle (ALP) to diphoton $g_{a\gamma\gamma} \sim 0$ and accomplish detailed analyses for the $\gamma Z$ decay mode of such heavy photophobic ALPs at the high luminosity-Large Hadron Collider (HL-LHC).…

High Energy Physics - Phenomenology · Physics 2025-05-20 Zilong Ding , Ying-nan Mao , Kechen Wang

Limits on spin-0 axion-like-particles (ALPs) coupling to photons are reinterpreted as constraints on massive spin-2 graviton-like-particles (GLPs) with universal coupling $\alpha_\text{G}/M_\text{P}$ (where $M_\text{P}$ is the reduced…

High Energy Physics - Phenomenology · Physics 2026-05-05 Jordan Gué , David d'Enterria

In a Galactic core-collapse supernova (SN), axionlike particles (ALPs) could be emitted via the Primakoff process and eventually convert into $\gamma$ rays in the magnetic field of the Milky Way. From a data-driven sensitivity estimate, we…

High Energy Astrophysical Phenomena · Physics 2017-01-18 Manuel Meyer , Maurizio Giannotti , Alessandro Mirizzi , Jan Conrad , Miguel Sanchez-Conde