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Related papers: A Search For Solar Hadronic Axions Using Kr-83

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The experimental search for solar hadronic axions is started at the Baksan Neutrino Observatory of the Institute for Nuclear Researches Russian Academy of Science. It is assumed that axions are created in the Sun during M1-transition…

A search for resonant absorption of the solar axion by $^{83}\rm{Kr}$ nuclei was performed using the proportional counter installed inside the low-background setup at the Baksan Neutrino Observatory. The obtained model independent upper…

We describe a novel approach to the search for solar, near-monochromatic hadronic axions, the latter being suggested to be created in the solar core during M1 transitions between the first excited level of Li-7, at 478 keV, and the ground…

High Energy Physics - Experiment · Physics 2008-11-26 M. Krcmar , Z. Krecak , A. Ljubicic , M. Stipcevic , D. A. Bradley

A search for resonant absorption of the solar axion by $^{83}\rm{Kr}$ nuclei was performed using the proportional counter installed inside the low-background setup at the Baksan Neutrino Observatory. The obtained model independent upper…

We made a search for hadronic axions which could be emitted from the Sun in M1 transitions between the first 14.4 keV thermally excited and the ground state in Fe-57, and absorbed in the HPGe detector by axioelectric effect. An upper limit…

High Energy Physics - Experiment · Physics 2008-11-26 A. Ljubicic , D. Kekez , Z. Krecak , T. Ljubicic

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

We have searched for hadronic axions which may be produced in the Sun by a bremsstrahlung-like process, and observed in the HPGe detector by an axioelectric effect. A conservative upper limit on the hadronic axion mass m_a < 334 eV at 95%…

High Energy Physics - Experiment · Physics 2009-02-02 D. Kekez , A. Ljubicic , Z. Krecak , M. Krcmar

We have made a search for Fe-57 gamma rays of energy 14.4 keV induced by resonant absorption of monochromatic solar axions, as proposed by Moriyama. The proposed axions are suggested to be emitted from the Sun, in M1 transitions between the…

Nuclear Experiment · Physics 2008-11-26 M. Krcmar , Z. Krecak , M. Stipcevic , A. Ljubicic , D. A. Bradley

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

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 search for resonant absorbtion of 14.4 keV solar axions by $^{57}$Fe target was performed. The Si(Li) detector placed inside the low-background setup was used to detect the $\gamma$-quanta appearing in the deexcitation of 14.4 keV nuclear…

High Energy Physics - Experiment · Physics 2009-08-24 A. V. Derbin , A. I. Egorov , I. A. Mitropol'sky , V. N. Muratova , D. A. Semenov , E. V. Unzhakov

The search for resonant absorption of the Primakoff solar axions by $^{169}$Tm nuclei have been performed. Such an absorption should lead to the excitation of low-lying nuclear energy level: $A+^{169}$Tm $\to ^{169}$Tm$^*$ $\to ^{169}$Tm$ +…

High Energy Physics - Phenomenology · Physics 2009-08-12 A. V. Derbin , S. V. Bakhlanov , A. I. Egorov , I. A. Mitropolsky , V. N. Muratova , D. A. Semenov , E. V. Unzhakov

We investigate the possibility of detecting 14.4 keV and 9.4 keV solar axions and axion-like particles that could be produced in the M1 nuclear transitions of $^{57}$Fe and $^{83}$Kr, respectively. To do so, we used data from soft X-ray…

High Energy Physics - Phenomenology · Physics 2026-05-26 Tanmoy Kumar , Newton Nath

The CERN Axion Solar Telescope (CAST) experiment searches for solar axions by the "helioscope" method. First results imply an upper limit on the axion-photon coupling of g_a-gamma < 1.16 x 10^-10 GeV^-1 (95% CL) for m_a < 0.02 eV, in this…

High Energy Physics - Phenomenology · Physics 2007-05-23 Georg G. Raffelt

The CAST (CERN Axion Solar Telescope) experiment at CERN searches for solar axions with energies in the keV range. It is possible that axions are produced in the core of the sun by the interaction of thermal photons with virtual photons of…

High Energy Physics - Experiment · Physics 2007-05-23 Donghwa Kang

We have searched for axions which could have been produced in the solar core using an axion helioscope with a 2.3m-long 4T superconducting magnet. Axion mass region up to m_a=0.26eV was newly explored by introducing dispersion-matching gas.…

Astrophysics · Physics 2016-11-03 Y. Inoue , T. Namba , S. Moriyama , M. Minowa , Y. Takasu , T. Horiuchi , A. Yamamoto

A new technique has been used to search for solar axions using a single crystal germanium detector. It exploits the coherent conversion of axions into photons when their angle of incidence satisfies a Bragg condition with a crystalline…

A search for axioelectric absorption of solar axions produced in the $ p + d \rightarrow {^3\rm{He}}+\gamma (5.5 \rm{MeV})$ reactions has been performed with a BGO detector placed in a low-background setup. A model-independent limit on an…

High Energy Physics - Experiment · Physics 2013-09-02 A. V. Derbin , S. V. Bakhlanov , I. S. Dratchnev , A. S. Kayunov , V. N. Muratova

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 search for resonant absorption of Compton and bremsstrahlung solar axions by $^{169}$Tm nuclei have been performed. Such an absorption should lead to the excitation of low-lying nuclear energy level: $A+^{169}$Tm $\rightarrow…

High Energy Physics - Experiment · Physics 2013-12-03 A. V. Derbin , I. S. Dratchnev , A. S. Kayunov , V. N. Muratova , D. A. Semenov , E. V. Unzhakov
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