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Axion helioscopes search for solar axions and axion-like particles via inverse Primakoff conversion in strong laboratory magnets pointed at the Sun. Anticipating the detection of solar axions, we determine the potential for the planned…

Cosmology and Nongalactic Astrophysics · Physics 2020-08-28 Ciaran A. J. O'Hare , Andrea Caputo , Alexander J. Millar , Edoardo Vitagliano

We have searched for solar axions with a detector which consists of a 4T x 2.3m superconducting magnet, PIN-photodiode X-ray detectors, and an altazimuth mount to track the sun. The conversion region is filled with cold helium gas which…

Astrophysics · Physics 2011-04-11 Y. Inoue , M. Minowa , Y. Akimoto , R. Ota , T. Mizumoto , A. Yamamoto

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

Astrophysics · Physics 2011-06-07 Y. Inoue , Y. Akimoto , R. Ohta , T. Mizumoto , A. Yamamoto , M. Minowa

A new search result of the Tokyo axion helioscope is presented. The axion helioscope consists of a dedicated cryogen-free 4T superconducting magnet with an effective length of 2.3 m and PIN photodiodes as x-ray detectors. Solar axions, if…

Astrophysics · Physics 2008-09-04 M. Minowa , Y. Inoue , Y. Akimoto , R. Ohta , T. Mizumoto , A. Yamamoto

A search for solar axions has been performed using an axion helioscope which is equipped with a 2.3m-long 4T superconducting magnet, PIN-photodiode X-ray detectors, and a telescope mount mechanism to track the sun. In addition, a gas…

Astrophysics · Physics 2008-11-26 Y. Inoue , T. Namba , S. Moriyama , M. Minowa , Y. Takasu , T. Horiuchi , A. Yamamoto

The International Axion Observatory (IAXO) will be a forth generation axion helioscope. As its primary physics goal, IAXO will look for axions or axion-like particles (ALPs) originating in the Sun via the Primakoff conversion of the solar…

BabyIAXO is the intermediate stage of the International Axion Observatory (IAXO) to be hosted at DESY. Its primary goal is the detection of solar axions following the axion helioscope technique. Axions are converted into photons in a large…

High Energy Physics - Experiment · Physics 2024-12-02 S. Ahyoune , K. Altenmueller , I. Antolin , S. Basso , P. Brun , F. R. Candon , J. F. Castel , S. Cebrian , D. Chouhan , R. Della Ceca , M. Cervera-Cortes , V. Chernov , M. M. Civitani , C. Cogollos , E. Costa , V. Cotroneo , T. Dafni , A. Derbin , K. Desch , M. C. Diaz-Martin , A. Diaz-Morcillo , D. Diez-Ibanez , C. Diez Pardos , M. Dinter , B. Doebrich , I. Drachnev , A. Dudarev , A. Ezquerro , S. Fabiani , E. Ferrer-Ribas , F. Finelli , I. Fleck , J. Galan , G. Galanti , M. Galaverni , J. A. Garcia , J. M. Garcia-Barcelo , L. Gastaldo , M. Giannotti , A. Giganon , C. Goblin , N. Goyal , Y. Gu , L. Hagge , L. Helary , D. Hengstler , D. Heuchel , S. Hoof , R. Iglesias-Marzoa , F. J. Iguaz , C. Iniguez , I. G. Irastorza , K. Jakovcic , D. Kaefer , J. Kaminski , S. Karstensen , M. Law , A. Lindner , M. Loidl , C. Loiseau , G. Lopez-Alegre , A. Lozano-Guerrero , B. Lubsandorzhiev , G. Luzon , I. Manthos , C. Margalejo , A. Marin-Franch , J. Marques , F. Marutzky , C. Menneglier , M. Mentink , S. Mertens , J. Miralda-Escude , H. Mirallas , F. Muleri , V. Muratova , J. R. Navarro-Madrid , X. F. Navick , K. Nikolopoulos , A. Notari , A. Nozik , L. Obis , A. Ortiz-de-Solorzano , T. O'Shea , J. von Oy , G. Pareschi , T. Papaevangelou , K. Perez , O. Perez , E. Picatoste , M. J. Pivovaroff , J. Porron , M. J. Puyuelo , A. Quintana , J. Redondo , D. Reuther , A. Ringwald , M. Rodrigues , A. Rubini , S. Rueda-Teruel , F. Rueda-Teruel , E. Ruiz-Choliz , J. Ruz , J. Schaffran , T. Schiffer , S. Schmidt , U. Schneekloth , L. Schoenfeld , M. Schott , L. Segui , U. R. Singh , P. Soffitta , D. Spiga , M. Stern , O. Straniero , F. Tavecchio , E. Unzhakov , N. A. Ushakov , G. Vecchi , J. K. Vogel , D. M. Voronin , R. Ward , A. Weltman , C. Wiesinger , R. Wolf , A. Yanes-Diaz , Y. Yu

If axions or axion-like particles exist and are detected, they will not only extend the standard model of particle physics but will also open a new way to probe their sources. Axion helioscopes aim to detect axions which are produced in the…

Solar and Stellar Astrophysics · Physics 2020-01-28 Joerg Jaeckel , Lennert J. Thormaehlen

Axions, if discovered, could serve as a powerful new messenger for studying astrophysical objects. In this study we show how the Sun's spatial and spectral "axion image" can be inverted to infer the radial dependence of solar properties in…

High Energy Physics - Phenomenology · Physics 2023-10-09 Sebastian Hoof , Joerg Jaeckel , Lennert J. Thormaehlen

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

We present prospects of two experiments using the Tokyo Axion Helioscope. One is a search for solar axions. In the past measurements, axion mass from 0 to 0.27 eV and from 0.84 to 1.00 eV have been scanned and no positive evidence was seen.…

Instrumentation and Methods for Astrophysics · Physics 2010-02-04 R. Ohta , M. Minowa , Y. Inoue , Y. Akimoto , T. Mizumoto , A. Yamamoto

We show that solar axion conversion to photons in the Earth's magnetosphere can produce an x-ray flux, with average energy \sim 4 keV, which is measurable on the dark side of the Earth. The smallness of the Earth's magnetic field is…

High Energy Physics - Phenomenology · Physics 2009-11-11 Hooman Davoudiasl , Patrick Huber

The mass of axion dark matter is only weakly bounded by cosmological observations, necessitating a variety of detection techniques over several orders of magnitude of mass ranges. Axions haloscopes based on resonant cavities have become the…

Instrumentation and Detectors · Physics 2018-10-29 Ben T. McAllister , Maxim Goryachev , Jeremy Bourhill , Eugene N. Ivanov , Michael E. Tobar

Results are reported of an experimental search for the unique, rapidly varying temporal pattern of solar axions coherently converting into photons via the Primakoff effect in a single crystal germanium detector. This conversion is predicted…

We have searched for axions which could be produced in the solar core by exploiting their conversion to X rays in a strong laboratory magnetic field. The signature of the solar axion is an increase in the rate of the X rays detected in a…

High Energy Physics - Experiment · Physics 2008-11-26 Shigetaka Moriyama , Makoto Minowa , Toshio Namba , Yoshizumi Inoue , Yuko Takasu , Akira Yamamoto

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

A calculation of the expected signal due to Primakov coherent conversion of solar axions into photons via Bragg scattering in several solid--state detectors is presented and compared with present and future experimental sensitivities. The…

The CDMS-II experiment operates 19 germanium detectors with a mass of 250g each in a very low background environment. Originally designed for the search for Dark Matter the experiment can also detect solar axions by Primakoff conversion to…

Astrophysics · Physics 2019-08-13 T. Bruch

The CERN Axion Solar Telescope (CAST) is searching for solar axions using the 9.0 T strong and 9.26 m long transverse magnetic field of a twin aperture LHC test magnet, where axions could be converted into X-rays via reverse Primakoff…

Astrophysics · Physics 2019-08-14 Kresimir Jakovcic

Axions are expected to be produced in the sun via the Primakoff process. They may be detected through the inverse process in the laboratory, under the influence of a strong magnetic field, giving rise to X-rays of energies in the range of a…

High Energy Physics - Experiment · Physics 2009-01-06 Christos Eleftheriadis
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