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Related papers: Status and Perspectives on Axion Searches

200 papers

Axion-like particles (ALPs) are hypothetical particles that serve as promising candidates for cold dark matter. Portals like inelastic axion scattering and axion propagated force have been employed to search for the upper limit of the ALPs'…

High Energy Physics - Phenomenology · Physics 2025-07-24 Dongyi Yang , Chenxi Sun , Jianwei Zhang

Axions are a natural consequence of the Peccei-Quinn mechanism, the most compelling solution to the strong-CP problem. Similar axion-like particles (ALPs) also appear in a number of possible extensions of the Standard Model, notably in…

Instrumentation and Detectors · Physics 2020-12-15 Javier Galan

The particle nature of dark matter (DM) remains one of the most significant enigmas in modern cosmology. Axion-like particles (ALPs), as well-motivated candidates for cold dark matter, can undergo radiative decay into photon pairs, a…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-08 Wen-Qing Guo

Four decades after its prediction, the axion remains the most compelling solution to the Strong-CP problem and a well-motivated dark matter candidate, inspiring a host of elegant and ultrasensitive experiments based on axion-photon mixing.…

High Energy Physics - Experiment · Physics 2016-02-02 Peter W. Graham , Igor G. Irastorza , Steven K. Lamoreaux , Axel Lindner , Karl A. van Bibber

This proceedings' contribution explores the rationale behind the axion as a resolution to the strong CP puzzle. It outlines various benchmark axion models and examines their implications, focusing on two key aspects: (i) the axion's…

High Energy Physics - Phenomenology · Physics 2024-04-16 Andreas Ringwald

We present a brief overview of the ongoing searches for the axion particle via its coupling to photons. Both the classical QCD axions and more recently proposed Axion-Like-Particles are considered. Astrophysical bounds on the axion-photon…

High Energy Physics - Phenomenology · Physics 2013-09-27 G. Carosi , A. Friedland , M. Giannotti , M. J. Pivovaroff , J. Ruz , J. K. Vogel

Axions are a natural consequence of the Peccei-Quinn mechanism, the most compelling solution to the strong-CP problem. Similar axion-like particles (ALPs) also appear in a number of possible extensions of the Standard Model, notably in…

High Energy Physics - Phenomenology · Physics 2021-11-08 Javier Galan

Axion-like particles (ALP) are promising candidates to comprise all the dark matter in the universe. We investigate the ALP couplings to photons and electrons via astrophysical measurements through the search for very-high-energy gamma rays…

High Energy Astrophysical Phenomena · Physics 2025-01-23 Victor P. Goncalves , Emmanuel Moulin , Igor Reis , Aion Viana

We give an overview of collider searches for Axion-like particles (ALPs). The intention of this review is to give a pedagogical introduction to collider phenomenology of ALPs, and provide a starting point for newcomers, including suitable…

High Energy Physics - Phenomenology · Physics 2025-08-28 Anke Biekötter , Ken Mimasu

The growing interest in axion-like particles (ALPs) stems from the fact that they provide successful theoretical explanations of physics phenomena, from the anomaly of the CP-symmetry conservation in strong interactions to the observation…

High Energy Astrophysical Phenomena · Physics 2021-06-08 Ivana Batković , Alessandro De Angelis , Michele Doro , Marina Manganaro

Axions or axion-like particles (ALPs) are well-motivated dark matter (DM) candidates whose coupling to photons induces periodic oscillations in the polarization angle of astrophysical light. This work reports the first search for such a…

High Energy Astrophysical Phenomena · Physics 2025-11-11 Qiu-Ju Huang , Bao Wang , Jun-Jie Wei , Xue-Feng Wu

In this work we consider searches for dark matter made of axions or axion-like particles (ALPs) using resonant radio frequency cavities inserted into dipole magnets from particle accelerators, wiggler magnets developed for accelerator based…

Axion-like particles (ALPs) are good candidates for mediators to the dark sector. We explore scenarios in which an ALP mediates interactions between dark matter and electroweak gauge bosons. These models yield testable electromagnetic…

High Energy Physics - Phenomenology · Physics 2024-05-31 Stephanie Allen , Albany Blackburn , Oswaldo Cardenas , Zoe Messenger , Ngan H. Nguyen , Brian Shuve

Many theoretically well-motivated extensions of the Standard Model of particle physics predict the existence of the axion and further ultralight axion-like particles. They may constitute the mysterious dark matter in the universe and solve…

High Energy Physics - Phenomenology · Physics 2015-06-16 Andreas Ringwald

We summarise the recent progress of the Axion Longitudinal Plasma HAloscope (ALPHA) Consortium, a new experimental collaboration to build a plasma haloscope to search for axions and dark photons. The plasma haloscope is a novel method for…

Most of the matter in the Universe is in the form of dark matter, which has evaded detection so far. Ultralight axionlike particles (ALPs) are a class of dark matter candidates that produce measurable signatures in the form of oscillating…

Atomic Physics · Physics 2026-03-27 Mingyu Fan , Bassam Nima , Aleksandar Radak , Gonzalo Alonso-Álvarez , Amar Vutha

Axions are hypothesized particles believed to potentially resolve two major puzzles in modern physics: the strong CP problem and the nature of dark matter. Cavity-based axion haloscopes represent the most sensitive tools for probing their…

High Energy Physics - Experiment · Physics 2024-11-19 Sungjae Bae , Junu Jeong , Younggeun Kim , SungWoo Youn , Heejun Park , Taehyeon Seong , Seongjeong Oh , Yannis K. Semertzidis

The QCD axion was originally predicted as a dynamical solution to the strong CP problem. Axion like particles (ALPs) are also a generic prediction of many high energy physics models including string theory. Theoretical models for axions are…

High Energy Physics - Phenomenology · Physics 2017-12-11 David J. E. Marsh

Cosmology and particle physics are closer today than ever before, with several searches underway at the interface between cosmology, particle physics, and field theory. The mystery of dark matter (DM) is one of the greatest common unsolved…

High Energy Physics - Phenomenology · Physics 2022-03-14 Ahmed Ayad

A major fraction of the mass content of the universe is composed of dark matter (DM), i.e. particles not interacting significantly with electromagnetic radiation, with ordinary matter or self-interacting (cold dark matter). The axion is…

High Energy Physics - Experiment · Physics 2018-12-12 Woohyun Chung