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In this work we revisit five different point sources within or behind galaxy clusters in order to constrain the coupling constant between axion-like particles (ALPs) and photons. We use three distinct machine learning (ML) techniques and…

Cosmology and Nongalactic Astrophysics · Physics 2022-06-15 Simon Schallmoser , Sven Krippendorf , Francesca Chadha-Day , Jochen Weller

The CERN Axion Solar Telescope (CAST) searches for axions coming from photon to axion conversion in the sun's core, as stated by the Primakoff effect. Axions arise in particle physics as a consequence of the breaking of Peccei-Quinn…

Astrophysics · Physics 2017-08-23 C. Eleftheriadis et al

Axions are well motivated particles proposed in an extension of the SM as a solution to the strong CP problem. Also, there is the category of Axion-Like Particles (ALPs) which appear in extensions of the SM and share the same phenomenology…

Solar and Stellar Astrophysics · Physics 2015-06-09 Juan Antonio García

A search for solar axions has been performed using an axion helioscope which is equipped with a 2.3m x 4T superconducting magnet, a gas container to hold dispersion-matching gas, PIN-photodiode X-ray detectors, and a telescope mount…

Instrumentation and Methods for Astrophysics · Physics 2010-02-03 Y. Inoue , Y. Akimoto , R. Ohta , T. Mizumoto , A. Yamamoto , M. Minowa

The first searches for axions and axion-like particles with the Large Underground Xenon (LUX) experiment are presented. Under the assumption of an axio-electric interaction in xenon, the coupling constant between axions and electrons, gAe…

Cosmology and Nongalactic Astrophysics · Physics 2017-07-03 D. S. Akerib , S. Alsum , C. Aquino , H. M. Araújo , X. Bai , A. J. Bailey , J. Balajthy , P. Beltrame , E. P. Bernard , A. Bernstein , T. P. Biesiadzinski , E. M. Boulton , P. Brás , D. Byram , S. B. Cahn , M. C. Carmona-Benitez , C. Chan , A. A. Chiller , C. Chiller , A. Currie , J. E. Cutter , T. J. R. Davison , A. Dobi , J. E. Y. Dobson , E. Druszkiewicz , B. N. Edwards , C. H. Faham , S. R. Fallon , S. Fiorucci , R. J. Gaitskell , V. M. Gehman , C. Ghag , K. R. Gibson , M. G. D. Gilchriese , C. R. Hall , M. Hanhardt , S. J. Haselschwardt , S. A. Hertel , D. P. Hogan , M. Horn , D. Q. Huang , C. M. Ignarra , R. G. Jacobsen , W. Ji , K. Kamdin , K. Kazkaz , D. Khaitan , R. Knoche , N. A. Larsen , C. Lee , B. G. Lenardo , K. T. Lesko , A. Lindote , M. I. Lopes , A. Manalaysay , R. L. Mannino , M. F. Marzioni , D. N. McKinsey , D. M. Mei , J. Mock , M. Moongweluwan , J. A. Morad , A. St. J. Murphy , C. Nehrkorn , H. N. Nelson , F. Neves , K. O'Sullivan , K. C. Oliver-Mallory , K. J. Palladino , E. K. Pease , L. Reichhart , C. Rhyne , S. Shaw , T. A. Shutt , C. Silva , M. Solmaz , V. N. Solovov , P. Sorensen , S. Stephenson , T. J. Sumner , M. Szydagis , D. J. Taylor , W. C. Taylor , B. P. Tennyson , P. A. Terman , D. R. Tiedt , W. H. To , M. Tripathi , L. Tvrznikova , S. Uvarov , V. Velan , J. R. Verbus , R. C. Webb , J. T. White , T. J. Whitis , M. S. Witherell , F. L. H. Wolfs , J. Xu , K. Yazdani , S. K. Young , C. Zhang

Almost 35 years since their suggestion as a good solution to the strong CP-problem, axions remain one of the few viable candidates for the Dark Matter, although still eluding detection. Most of the methods for their detection are based on…

Instrumentation and Detectors · Physics 2019-08-14 T. Dafni , F. J. Iguaz

We reexamine the theoretical limit on the axion coupling to two photons, $g_{a\gamma \gamma}$, in the light of a new solar model (seismic solar model) and the latest solar neutrino observations, the Super-Kamiokande and the Sudbury Neutrino…

High Energy Physics - Phenomenology · Physics 2007-05-23 Satoru Watanabe , Hiromoto Shibahashi

In non-hadronic axion models, which have a tree-level axion-electron interaction, the Sun produces a strong axion flux by bremsstrahlung, Compton scattering, and axio-recombination, the "BCA processes." Based on a new calculation of this…

We present the first results of searches for axions and axion-like-particles with the XENON100 experiment. The axion-electron coupling constant, $g_{Ae}$, has been probed by exploiting the axio-electric effect in liquid xenon. A profile…

We present a new statistical analysis that combines helioseismology (sound speed, surface helium and convective radius) and solar neutrino observations (the $^8$B and $^7$Be fluxes) to place upper limits to the properties of non standard…

Solar and Stellar Astrophysics · Physics 2015-10-14 Núria Vinyoles , Aldo Serenelli , Francesco L. Villante , Sarbani Basu , Javier Redondo , Jordi Isern

A preliminary result of the solar axion search experiment at the University of Tokyo is presented. We searched for axions which could be produced in the solar core by exploiting the axion helioscope. The helioscope consists of a…

High Energy Physics - Experiment · Physics 2009-10-31 Makoto Minowa , Shigetaka Moriyama , Yoshizumi Inoue , Toshio Namba , Yuko Takasu , Akira Yamamoto

Ultralight axion-like particles can contribute to the dark matter near the Sun, leading to a distinct, stochastic signature in terrestrial experiments. We search for such particles through their neutron-spin coupling by re-analyzing…

High Energy Physics - Phenomenology · Physics 2023-04-05 Junyi Lee , Mariangela Lisanti , William A. Terrano , Michael Romalis

We present new constraints on the couplings of axions and more generic axion-like particles using data from the EDELWEISS-II experiment. The EDELWEISS experiment, located at the Underground Laboratory of Modane, primarily aims at the direct…

The Cern Axion Solar Telescope (CAST) is in operation and taking data since 2003. The main objective of the CAST experiment is to search for a hypothetical pseudoscalar boson, the axion, which might be produced in the core of the sun. The…

In this letter we describe our novel photon regeneration experiment for the axionlike particle search using a x-ray beam with a photon energy of 50.2 keV and 90.7 keV, two superconducting magnets of 3 T, and a Ge detector with a high…

High Energy Physics - Experiment · Physics 2010-12-28 Remy Battesti , Mathilde Fouché , C. Detlefs , T. Roth , Paul Berceau , F. Duc , P. Frings , G. L. J. A. Rikken , Carlo Rizzo

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

Axion couplings to photons could induce photon-axion conversion in the presence of magnetic fields in the Universe. This conversion could impact various cosmic distance measurements, such as luminosity distances to type Ia supernovae and…

High Energy Physics - Phenomenology · Physics 2022-02-16 Manuel A. Buen-Abad , JiJi Fan , Chen Sun

New limits on the axion-nucleon coupling over the axion mass region $10^{-24} \leq m_a \leq 5 \times 10^{-21}$ eV are derived by reanalyzing data from laboratory measurements on Lorentz and $CPT$ violation. These results establish the first…

High Energy Physics - Phenomenology · Physics 2025-07-30 K. Y. Zhang , L. Y. Wu , H. Yan

The EDELWEISS experiment primarily aims at the direct detection of WIMPs using germanium bolometers. It is also sensitive to the low-energy electron recoils that would be induced by axions. We present new constraints on the couplings of…

High Energy Physics - Phenomenology · Physics 2019-08-14 Thibault de Boissière

We constrain the coupling between axionlike particles (ALPs) and photons, measured with the superconducting resonant detection circuit of a cryogenic Penning trap. By searching the noise spectrum of our fixed-frequency resonant circuit for…