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Cosmological abundance of the QCD axion coupled to hidden photons [PDF]

open access: yesPhysics Letters B, 2018
We study the cosmological evolution of the QCD axion coupled to hidden photons. For a moderately strong coupling, the motion of the axion field leads to an explosive production of hidden photons by tachyonic instability.
Naoya Kitajima   +2 more
doaj   +5 more sources

Detecting axion stars with radio telescopes

open access: yesPhysics Letters B, 2018
When axion stars fly through an astrophysical magnetic background, the axion-to-photon conversion may generate a large electromagnetic radiation power.
Yang Bai, Yuta Hamada
doaj   +3 more sources

Forecasting the working capacity of personnel at the recruitment stage as a factor in ensuring the sustainable development of the enterprise [PDF]

open access: yesE3S Web of Conferences, 2021
A variant of minimizing personnel costs while maximizing their productivity and efficiency is proposed, by selecting the most efficient ones even when hiring.
Stepus Alexander, Galyamova Elmira
doaj   +1 more source

Digging into Axion Physics with (Baby)IAXO

open access: yesUniverse, 2022
Dark matter searches have been ongoing for three decades; the lack of a positive discovery of the main candidate, the WIMP, after dedicated efforts, has put axions and axion-like particles in the spotlight.
Theopisti Dafni, Javier Galán
doaj   +1 more source

Improved axion haloscope search analysis

open access: yesJournal of High Energy Physics, 2021
One of the most significant and practical figures of merit in axion haloscope searches is the scanning rate, because of the unknown axion mass. Under the best experimental parameters, the only way to improve the figure of merit is to increase the ...
S. Ahn   +4 more
doaj   +1 more source

Pilot Search for Axion-Like Particles by a Three-Beam Stimulated Resonant Photon Collider with Short Pulse Lasers

open access: yesUniverse, 2023
Toward the systematic search for axion-like particles in the eV mass range, we proposed the concept of a stimulated resonant photon collider by focusing three short pulse lasers into a vacuum.
Fumiya Ishibashi   +7 more
doaj   +1 more source

Multi-Modal Clustering Events Observed by Horizon-10T and Axion Quark Nuggets

open access: yesUniverse, 2021
The Horizon-10T collaboration have reported observation of Multi-Modal Events (MME) containing multiple peaks suggesting their clustering origin. These events are proven to be hard to explain in terms of conventional cosmic rays (CR).
Ariel Zhitnitsky
doaj   +1 more source

GHz Superconducting Single-Photon Detectors for Dark Matter Search

open access: yesInstruments, 2021
The composition of dark matter is one of the puzzling topics in astrophysics. To address this issue, several experiments searching for the existence of axions have been designed, built and realized in the last twenty years.
Federico Paolucci, Francesco Giazotto
doaj   +1 more source

Statistical sensitivity estimates for oscillating electric dipole moment measurements in storage rings

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
In this paper analytical expressions are derived to describe the spin motion of a particle in magnetic and electric fields in the presence of an axion field causing an oscillating electric dipole moment (EDM).
J. Pretz   +7 more
doaj   +1 more source

Design and Construction of a Variable-Angle Three-Beam Stimulated Resonant Photon Collider toward eV-Scale ALP Search

open access: yesUniverse, 2023
We aim to search for axion-like particles in the eV mass range using a variable-angle stimulated resonance photon collider (SRPC) with three intense laser beams.
Takumi Hasada   +2 more
doaj   +1 more source

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