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In the strong magnetic field of a neutron star's magnetosphere, axions coupled to electromagnetism develop a nonzero probability to convert into photons. Past studies have revealed that the axion-photon conversion can be resonantly…

高能物理 - 唯象学 · 物理学 2024-08-16 Andrew J. Long , Enrico D. Schiappacasse

In the search for axion dark matter, the cavity-based haloscope offers the most sensitive approach to the theoretically interesting models in the microwave region. However, experimental searches have been limited to relatively low masses up…

高能物理 - 实验 · 物理学 2023-01-25 Sungjae Bae , SungWoo Youn , Junu Jeong

Assuming axion-like particles account for the entirety of the dark matter in the Universe, we study the possibility of detecting their decay into photons at radio frequencies. We discuss different astrophysical targets, such as dwarf…

高能物理 - 唯象学 · 物理学 2023-07-07 A. Caputo , M. Regis , M. Taoso , S. J. Witte

Dark matter is a major constituent of our universe and the axion is a prime candidate. In this article, it is shown that by exploiting the axion induced magnetization in a magnetic rod and the Faraday effect, axions in the mass range $500$…

宇宙学与河外天体物理 · 物理学 2022-12-06 A. T. M. Anishur Rahman

Conversion of photons into axions under the presence of a strong magnetic field can dim the radiation from magnetized astrophysical objects. Here we perform a detailed calculation aimed at quantifying the signatures of photon-axion…

高能天体物理现象 · 物理学 2012-03-29 Rosalba Perna , Wynn C. G. Ho , Licia Verde , Matthew van Adelsberg , Raul Jimenez

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…

宇宙学与河外天体物理 · 物理学 2020-08-28 Ciaran A. J. O'Hare , Andrea Caputo , Alexander J. Millar , Edoardo Vitagliano

Non-virialized dark-matter axions may be present in the Milky Way halo in the form of low-velocity-dispersion flows. The Axion Dark Matter eXperiment performed a search for the conversion of these axions into microwave photons using a…

An interaction of a pseudoscalar particle with two photons induced by an external electromagnetic field is used to study the photon decay $\gamma \to \gamma a$ where a is a pseudoscalar particle associated with the Peccei-Quinn U(1)…

高能物理 - 唯象学 · 物理学 2009-10-31 N. V. Mikheev , A. Ya. Parkhomenko , L. A. Vassilevskaya

In this manuscript we anticipate axion detection in order to theorize on a novel telecommunications system based on the coherent axion-two-photon vertex Primakoff effect conversion and reversion of microwave photons transmitting a modulated…

仪器与探测器 · 物理学 2025-12-12 Javier De Miguel-Hernández

There exists a growing evidence for the anomalous transparency of the Universe for energetic gamma rays. Popular explanations include conversion of photons into hypothetical axion-like particles (ALPs) and back in astrophysical magnetic…

高能天体物理现象 · 物理学 2016-02-17 Sergey Troitsky

Dark matter axions may cause transitions between atomic states that differ in energy by an amount equal to the axion mass. Such energy differences are conveniently tuned using the Zeeman effect. It is proposed to search for dark matter…

高能物理 - 唯象学 · 物理学 2020-06-02 P. Sikivie

We propose a new method to detect observational appearance of Dark Matter axions. The method utilizes observations of neutron stars (NSs) in radio. It is based on the conversion of axions to photons in strong magnetic fields of NSs…

天体物理学 · 物理学 2014-11-18 M. S. Pshirkov , S. B. Popov

We applied an effective approximation into Maxwell's equations with an axion interaction for haloscope searches. A set of Maxwell's equations acquired from this approximation describes just the reacted fields generated by the anomalous…

高能物理 - 唯象学 · 物理学 2019-02-04 Younggeun Kim , Dongok Kim , Junu Jung , Jinsu Kim , Yun Chang Shin , Yannis K. Semertzidis

A brief review of particle physics motivations for axion existence is followed by a discussion of optical observables that can be used for axion detection. It is emphasised that the resonant photon - axion transition can occur in the…

高能物理 - 唯象学 · 物理学 2009-09-25 Ryszard Stroynowski , Ariel R. Zhitnitsky

We present a method to determine the sensitivity of a closed dielectric haloscope to axion dark matter. Dielectric haloscopes aim to probe the theoretically well-motivated axion mass range of ~26 $\mathrm{\mu}$eV to ~500 $\mathrm{\mu}$eV by…

The propagation of TeV gamma rays can be strongly modified by B-field induced conversion to axionlike particles (ALPs). We show that, at such high energies, photon dispersion is dominated by background photons - the only example where…

高能天体物理现象 · 物理学 2017-06-07 Alexandra Dobrynina , Alexander Kartavtsev , Georg Raffelt

The working principle of axion helioscopes can be behind unexpected solar X-ray emission, being associated with solar magnetic fields, which become the catalyst. Solar axion signals can be transient brightenings as well as continuous…

天体物理学 · 物理学 2016-11-09 K. Zioutas , M. Tsagri , Y. Semertzidis , Th. Papaevangelou , A. Nordt , V. Anastassopoulos

Axions are among the most sought-after candidates for dark matter. In the ultralight regime, they could help alleviate puzzles in small scale cosmology. Searches for a halo of axion dark matter rely on the electromagnetic response to a…

高能物理 - 唯象学 · 物理学 2023-12-08 Joshua Berger , Amit Bhoonah

Oscillations between photons and axion-like particles (ALP) travelling in intergalactic magnetic fields have been invoked to explain a number of astrophysical phenomena, or used to constrain ALP properties using observations. One example is…

高能天体物理现象 · 物理学 2016-06-15 Chen Wang , Dong Lai

Light boson dark matter such as axion or hidden photon can be resonantly converted into a magnon in a magnetic insulator under the magnetic field, which can be detected experimentally. We provide a quantum mechanical formulation for the…

高能物理 - 唯象学 · 物理学 2020-05-21 So Chigusa , Takeo Moroi , Kazunori Nakayama