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

Searching for axionlike particle at future $ep$ colliders

We explore the possibility of searching for axionlike particle (ALP) by $ep$ collisions via the subprocess $e^{-}\gamma \rightarrow e^{-}a \rightarrow e^{-}\gamma\gamma$. Sensitivities to the effective ALP-photon coupling…

High Energy Physics - Phenomenology · Physics 2019-07-18 Chong-Xing Yue , Ming-Ze Liu , Yu-Chen Guo

Photon-ALP beam propagation from Mrk 501

The very high energy (VHE, E $>$ $100 \mathrm~{GeV}$) $\gamma$-ray observations offer a possibility of indirectly detecting the presence of axion-like particles (ALPs). The paper focuses on detecting photon-ALP oscillations on $\gamma$-ray…

High Energy Astrophysical Phenomena · Physics 2025-03-03 L. J. Dong , Y. G. Zheng , S. J. Kang , C. Y. Yang

Hint at an axion-like particle from GRB 221009A

The detection by the LHAASO Collaboration of the gamma-ray burst GRB 221009A at redshift $z = 0.151$ with energies up to $(13-18) \, \rm TeV$ challenges conventional physics. Photons emitted with energies above $10 \, \rm TeV$ at this…

High Energy Astrophysical Phenomena · Physics 2024-12-31 Giorgio Galanti , Lara Nava , Marco Roncadelli , Fabrizio Tavecchio , Giacomo Bonnoli

Betelgeuse Constraints on Coupling between Axion-like Particles and Electrons

Axion-like particles (ALPs) can be produced by thermal processes in a stellar interior, escape from the star and, if sufficiently light, be converted into photons in the external Galactic magnetic field. Such a process could produce a…

High Energy Astrophysical Phenomena · Physics 2022-12-27 Mengjiao Xiao , Pierluca Carenza , Maurizio Giannotti , Alessandro Mirizzi , Kerstin M. Perez , Oscar Straniero , Brian W. Grefenstette

Search for an axion-like particle in radiative $J/\psi$ decays

We search for an axion-like particle (ALP) $a$ through the process $\psi(3686)\rightarrow\pi^+\pi^-J/\psi$, $J/\psi\rightarrow\gamma a$, $a\rightarrow\gamma\gamma$ in a data sample of $(2.71\pm0.01)\times10^9$ $\psi(3686)$ events collected…

High Energy Physics - Experiment · Physics 2023-03-31 BESIII Collaboration , M. Ablikim , M. N. Achasov , P. Adlarson , R. Aliberti , A. Amoroso , M. R. An , Q. An , Y. Bai , O. Bakina , R. Baldini Ferroli , I. Balossino , Y. Ban , V. Batozskaya , D. Becker , K. Begzsuren , N. Berger , M. Bertani , D. Bettoni , F. Bianchi , E. Bianco , J. Bloms , A. Bortone , I. Boyko , R. A. Briere , A. Brueggemann , H. Cai , X. Cai , A. Calcaterra , G. F. Cao , N. Cao , S. A. Cetin , J. F. Chang , T. T. Chang , W. L. Chang , G. R. Che , G. Chelkov , C. Chen , Chao Chen , G. Chen , H. S. Chen , M. L. Chen , S. J. Chen , S. M. Chen , T. Chen , X. R. Chen , X. T. Chen , Y. B. Chen , Y. Q. Chen , Z. J. Chen , W. S. Cheng , S. K. Choi , X. Chu , G. Cibinetto , S. C. Coen , F. Cossio , J. J. Cui , H. L. Dai , J. P. Dai , A. Dbeyssi , R. E. de Boer , D. Dedovich , Z. Y. Deng , A. Denig , I. Denysenko , M. Destefanis , F. De Mori , Y. Ding , Y. Ding , J. Dong , L. Y. Dong , M. Y. Dong , X. Dong , S. X. Du , Z. H. Duan , P. Egorov , Y. L. Fan , J. Fang , S. S. Fang , W. X. Fang , Y. Fang , R. Farinelli , L. Fava , F. Feldbauer , G. Felici , C. Q. Feng , J. H. Feng , K Fischer , M. Fritsch , C. Fritzsch , C. D. Fu , Y. W. Fu , H. Gao , Y. N. Gao , Yang Gao , S. Garbolino , I. Garzia , P. T. Ge , Z. W. Ge , C. Geng , E. M. Gersabeck , A Gilman , K. Goetzen , L. Gong , W. X. Gong , W. Gradl , M. Greco , M. H. Gu , Y. T. Gu , C. Y Guan , Z. L. Guan , A. Q. Guo , L. B. Guo , R. P. Guo , Y. P. Guo , A. Guskov , X. T. H. , W. Y. Han , X. Q. Hao , F. A. Harris , K. K. He , K. L. He , F. H. Heinsius , C. H. Heinz , Y. K. Heng , C. Herold , T. Holtmann , P. C. Hong , G. Y. Hou , Y. R. Hou , Z. L. Hou , H. M. Hu , J. F. Hu , T. Hu , Y. Hu , G. S. Huang , K. X. Huang , L. Q. Huang , X. T. Huang , Y. P. Huang , T. Hussain , N Hüsken , W. Imoehl , M. Irshad , J. Jackson , S. Jaeger , S. Janchiv , J. H. Jeong , Q. Ji , Q. P. Ji , X. B. Ji , X. L. Ji , Y. Y. Ji , Z. K. Jia , P. C. Jiang , S. S. Jiang , T. J. Jiang , X. S. Jiang , Y. Jiang , J. B. Jiao , Z. Jiao , S. Jin , Y. Jin , M. Q. Jing , T. Johansson , X. K. , S. Kabana , N. Kalantar-Nayestanaki , X. L. Kang , X. S. Kang , R. Kappert , M. Kavatsyuk , B. C. Ke , A. Khoukaz , R. Kiuchi , R. Kliemt , L. Koch , O. B. Kolcu , B. Kopf , M. Kuessner , A. Kupsc , W. Kühn , J. J. Lane , J. S. Lange , P. Larin , A. Lavania , L. Lavezzi , T. T. Lei , Z. H. Lei , H. Leithoff , M. Lellmann , T. Lenz , C. Li , C. Li , C. H. Li , Cheng Li , D. M. Li , F. Li , G. Li , H. Li , H. B. Li , H. J. Li , H. N. Li , Hui Li , J. R. Li , J. S. Li , J. W. Li , Ke Li , L. J Li , L. K. Li , Lei Li , M. H. Li , P. R. Li , S. X. Li , S. Y. Li , T. Li , W. D. Li , W. G. Li , X. H. Li , X. L. Li , Xiaoyu Li , Y. G. Li , Z. J. Li , Z. X. Li , Z. Y. Li , C. Liang , H. Liang , H. Liang , H. Liang , Y. F. Liang , Y. T. Liang , G. R. Liao , L. Z. Liao , J. Libby , A. Limphirat , D. X. Lin , T. Lin , B. X. Liu , B. J. Liu , C. Liu , C. X. Liu , D. Liu , F. H. Liu , Fang Liu , Feng Liu , G. M. Liu , H. Liu , H. B. Liu , H. M. Liu , Huanhuan Liu , Huihui Liu , J. B. Liu , J. L. Liu , J. Y. Liu , K. Liu , K. Y. Liu , Ke Liu , L. Liu , L. C. Liu , Lu Liu , M. H. Liu , P. L. Liu , Q. Liu , S. B. Liu , T. Liu , W. K. Liu , W. M. Liu , X. Liu , Y. Liu , Y. B. Liu , Z. A. Liu , Z. Q. Liu , X. C. Lou , F. X. Lu , H. J. Lu , J. G. Lu , X. L. Lu , Y. Lu , Y. P. Lu , Z. H. Lu , C. L. Luo , M. X. Luo , T. Luo , X. L. Luo , X. R. Lyu , Y. F. Lyu , F. C. Ma , H. L. Ma , J. L. Ma , L. L. Ma , M. M. Ma , Q. M. Ma , R. Q. Ma , R. T. Ma , X. Y. Ma , Y. Ma , F. E. Maas , M. Maggiora , S. Maldaner , S. Malde , A. Mangoni , Y. J. Mao , Z. P. Mao , S. Marcello , Z. X. Meng , J. G. Messchendorp , G. Mezzadri , H. Miao , T. J. Min , R. E. Mitchell , X. H. Mo , N. Yu. Muchnoi , Y. Nefedov , F. Nerling , I. B. Nikolaev , Z. Ning , S. Nisar , Y. Niu , S. L. Olsen , Q. Ouyang , S. Pacetti , X. Pan , Y. Pan , A. Pathak , Y. P. Pei , M. Pelizaeus , H. P. Peng , K. 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Testing the ALP-photon coupling with polarization measurements of Sagittarius A*

Ultra-light bosons such as axions or axion-like particles (ALPs), are promising candidates to solve the dark matter problem. A unique way to detect such ALPs is to search for the periodic oscillation feature of the position angles of…

High Energy Astrophysical Phenomena · Physics 2023-02-22 Guan-Wen Yuan , Ziqing Xia , Chengfeng Tang , Yaqi Zhao , Yi-Fu Cai , Yifan Chen , Jing Shu , Qiang Yuan

Photon-ALP oscillations inducing modifications to photon polarization

Axion-like particles (ALPs) are very light, neutral, spin zero bosons predicted by many theories which try to complete the standard model of elementary particles. ALPs interact primarily with two photons and can generate photon-ALP…

High Energy Astrophysical Phenomena · Physics 2023-02-09 Giorgio Galanti

Limits on the axion-photon coupling from Chandrayaan-2 observations

Axions and axion-like particles (ALPs) have gained immense attention in searches for beyond Standard Model (BSM) physics. Experiments searching for axions leverage their predicted couplings to Standard Model (SM) particles to look for…

High Energy Physics - Phenomenology · Physics 2026-03-24 Tanmoy Kumar , N. P. S. Mithun , Subhendra Mohanty , Sourov Roy , B. S. Bharath Saiguhan , Santosh Vadawale

New solar X-ray constraints on keV Axion-Like Particles

The decay of Axion-Like Particles (ALPs) trapped in the solar gravitational field would contribute to the observed solar X-ray flux, hence constraining ALP models. We improve by one order of magnitude the existing limits in the parameter…

High Energy Physics - Phenomenology · Physics 2023-06-21 Cyprien Beaufort , Mar Bastero-Gil , Tiffany Luce , Daniel Santos

New Directions for Axion Searches via Scattering at Reactor Neutrino Experiments

Searches for pseudoscalar axion-like-particles (ALPs) typically rely on their decay in beam dumps or their conversion into photons in haloscopes and helioscopes. We point out a new experimental direction for ALP probes through their…

High Energy Physics - Phenomenology · Physics 2020-06-24 James B. Dent , Bhaskar Dutta , Doojin Kim , Shu Liao , Rupak Mahapatra , Kuver Sinha , Adrian Thompson

Axion effects on gamma-ray spectral irregularities with AGN redshift uncertainty

We investigate the photon-axionlike particle (ALP) oscillation effects on TeV gamma-ray spectral irregularities from the uncertain redshift active galactic nuclei (AGN) VER J0521+211. The gamma-ray spectra are measured by Fermi-LAT and…

High Energy Physics - Phenomenology · Physics 2023-04-12 Hai-Jun Li , Wei Chao

Single-Point Search for eV-scale Axion-like particles with Variable-Angle Three-Beam Stimulated Resonant Photon Collider

We report a laboratory search for axion-like particles (ALPs) in the eV-mass range using a variable-angle three-beam stimulated resonant photon collider. The scheme independently focuses and collides three laser beams, providing a…

High Energy Physics - Experiment · Physics 2026-01-05 Takumi Hasada , Kensuke Homma , Airi Kodama , Haruhiko Nishizaki , Yuri Kirita , Shin-ichiro Masuno , Shigeki Tokita , Masaki Hashida

Observability of the very-high-energy emission from GRB 221009A

The LHAASO Collaboration detected the gamma ray burst GRB 221009A at energies above $500 \, {\rm GeV}$ with a tail extending up to $18 \, \rm TeV$, whose spectral analysis has presently been performed up to $7 \, \rm TeV$ for the lower…

High Energy Astrophysical Phenomena · Physics 2023-12-22 Giorgio Galanti , Lara Nava , Marco Roncadelli , Fabrizio Tavecchio , Giacomo Bonnoli

Constraining heavy axion-like particles by energy deposition in Globular Cluster stars

Heavy axion-like particles (ALPs), with masses up to a few 100 keV and coupled with photons can be efficiently produced in stellar plasmas, contributing to a significant energy-loss. This argument has been applied to helium burning stars in…

High Energy Physics - Phenomenology · Physics 2022-06-30 Giuseppe Lucente , Oscar Straniero , Pierluca Carenza , Maurizio Giannotti , Alessandro Mirizzi

Searches for signatures of ultra-light axion dark matter in polarimetry data of the European Pulsar Timing Array

Ultra-light axion-like particles (ALPs) can be a viable solution to the dark matter problem. The scalar field associated with ALPs, coupled to the electromagnetic field, acts as an active birefringent medium, altering the polarisation…

Cosmology and Nongalactic Astrophysics · Physics 2024-12-04 N. K. Porayko , P. Usynina , J. Terol-Calvo , J. Martin Camalich , G. M. Shaifullah , A. Castillo , D. Blas , L. Guillemot , M. Peel , C. Tiburzi , K. Postnov , M. Kramer , J. Antoniadis , S. Babak , A. -S. Bak Nielsen , E. Barausse , C. G. Bassa , C. Blanchard , M. Bonetti , E. Bortolas , P. R. Brook , M. Burgay , R. N. Caballero , A. Chalumeau , D. J. Champion , S. Chanlaridis , S. Chen , I. Cognard , G. Desvignes , M. Falxa , R. D. Ferdman , A. Franchini , J. R. Gair , B. Goncharov , E. Graikou , J. -M. Grießmeier , Y. J. Guo , H. Hu , F. Iraci , D. Izquierdo-Villalba , J. Jang , J. Jawor , G. H. Janssen , A. Jessner , R. Karuppusamy , E. F. Keane , M. J. Keith , M. A. Krishnakumar , K. Lackeos , K. J. Lee , K. Liu , Y. Liu , A. G. Lyne , J. W. McKee , R. A. Main , M. B. Mickaliger , I. C. Niţu , A. Parthasarathy , B. B. P. Perera , D. Perrodin , A. Petiteau , A. Possenti , H. Quelquejay Leclere , A. Samajdar , S. A. Sanidas , A. Sesana , L. Speri , R. Spiewak , B. W. Stappers , S. C. Susarla , G. Theureau , E. van der Wateren , A. Vecchio , V. Venkatraman Krishnan , J. Wang , L. Wang , Z. Wu

Searching for energetic cosmic axions in a laboratory experiment: testing the PVLAS anomaly

Astrophysical sources of energetic gamma rays provide the right conditions for maximal mixing between (pseudo)scalar (axion-like) particles and photons if their coupling is as strong as suggested by the PVLAS claim. This is independent of…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Fairbairn , S. N. Gninenko , N. V. Krasnikov , V. A. Matveev , T. I. Rashba , A. Rubbia , Sergey Troitsky

Neutron Star Eclipses as Axion Laboratories

In light-shining-through-walls experiments, axions and axion-like particles (ALPs) are searched for by exposing an optically thick barrier to a laser beam. In a magnetic field, photons could convert into ALPs in front of the barrier and…

High Energy Physics - Phenomenology · Physics 2026-05-12 Vedran Brdar , Dibya S. Chattopadhyay

Search for 14.4 keV solar axions emitted in the M1-transition of 57Fe nuclei with CAST

We have searched for 14.4 keV solar axions or more general axion-like particles (ALPs), that may be emitted in the M1 nuclear transition of 57Fe, by using the axion-to-photon conversion in the CERN Axion Solar Telescope (CAST) with…

High Energy Physics - Experiment · Physics 2009-12-08 CAST Collaboration , S. Andriamonje , S. Aune , D. Autiero , K. Barth , A. Belov , B. Beltrán , H. Bräuninger , J. M. Carmona , S. Cebrián , J. I. Collar , T. Dafni , M. Davenport , L. Di Lella , C. Eleftheriadis , J. Englhauser , G. Fanourakis , E. Ferrer-Ribas , H. Fischer , J. Franz , P. Friedrich , T. Geralis , I. Giomataris , S. Gninenko , H. Gómez , M. Hasinoff , F. H. Heinsius , D. H. H. Hoffmann , I. G. Irastorza , J. Jacoby , K. Jakovčić , D. Kang , K. Königsmann , R. Kotthaus , M. Krčmar , K. Kousouris , M. Kuster , B. Lakić , C. Lasseur , A. Liolios , A. Ljubičić , G. Lutz , G. Luzón , D. Miller , J. Morales , A. Ortiz , T. Papaevangelou , A. Placci , G. Raffelt , H. Riege , A. Rodríguez , J. Ruz , I. Savvidis , Y. Semertzidis , P. Serpico , L. Stewart , J. Vieira , J. Villar , J. Vogel , L. Walckiers , K. Zioutas

Constraints on axion-like particles from gamma-ray astronomy with H.E.S.S

Pseudoscalar particles like axion-like particles generically couple to two photons, giving rise to the possibility of oscillations with photons in an external magnetic field. These oscillations could lead to measurable imprints in the…

High Energy Astrophysical Phenomena · Physics 2019-08-13 Denis Wouters , Pierre Brun

Photon-ALP conversions inside AGN

An intriguing possibility to partially circumvent extragalactic background light (EBL) absorption in very-high-energy (VHE) observations of blazars is that photons convert into axion-like particles (ALPs) $\gamma \to a$ inside or close to a…

High Energy Astrophysical Phenomena · Physics 2014-09-11 F. Tavecchio , G. Galanti , M. Roncadelli