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Related papers: New Opportunities for Detecting Axion-Lepton Inter…

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Axion-like particles (ALPs) are leading candidates to explain the dark matter in the universe. Their production via the misalignment mechanism has been extensively studied for cosine potentials characteristic of pseudo-Nambu-Goldstone…

High Energy Physics - Phenomenology · Physics 2023-10-30 Aleksandr Chatrchyan , Cem Eröncel , Matthias Koschnitzke , Géraldine Servant

We report new constraints on axion-like particles (ALPs) using data from the NEON experiment, which features a 16.7 kg of NaI(Tl) target located 23.7 meters from a 2.8 GW thermal power nuclear reactor. Analyzing a total exposure of 3063…

Assuming the existence of an axion-like particle (ALP), beams of relativistic particles emit fluxes of quasi-real ALPs, analogous to the photon fluxes described by Weizs\"acker-Williams-type approximations. Consequently, ALP-ALP and…

High Energy Physics - Phenomenology · Physics 2025-11-04 Sergio Barbosa , Matheus Coelho , Sylvain Fichet , Gustavo Gil da Silveira , Magno Machado

In this paper, we explore the phenomenology of massive Axion-Like Particles (ALPs) coupled to quarks and gluons, dubbed 'QCD ALPs', with an emphasis on the associated low-energy observables. ALPs coupled to gluons and quarks not only induce…

High Energy Physics - Phenomenology · Physics 2024-08-20 Alessandro Lella , Eike Ravensburg , Pierluca Carenza , M. C. David Marsh

The axion-like particle (ALP) is a well motivated new particle candidate of beyond the Standard Model. In this work, we propose to probe the ALP through the photon fusion scattering at the upcoming Electron-Ion Collider (EIC) with electron…

High Energy Physics - Phenomenology · Physics 2023-03-29 Yandong Liu , Bin Yan

Tau leptons can have lepton-flavor-violating (LFV) couplings to a muon or an electron and an Axion-Like Particle (ALP). ALPs are pseudo Nambu-Goldstone bosons associated with spontaneously broken global U(1) symmetries. LFV ALPs have been…

High Energy Physics - Phenomenology · Physics 2025-07-16 Gholamhossein Haghighat , Mojtaba Mohammadi Najafabadi

A brief review of light dark matter particles and their spectroscopy is presented, specifically aimed at understanding the interaction mechanisms of axion and Axion-Like Particles (ALPs) with matter and an interim proposal and some ideas…

High Energy Physics - Experiment · Physics 2019-04-02 Masroor H. S. Bukhari

We perform a feasibility study of a beam dump experiment at the International Linear Collider (ILC). To investigate the sensitivity to new light particles at the experiment, we consider models for axion-like particles (ALPs) and a light…

High Energy Physics - Phenomenology · Physics 2021-03-24 Yasuhito Sakaki , Daiki Ueda

Ultralight axion-like particles (ALPs) are well-motivated dark matter candidates introduced by theories beyond the standard model. However, the constraints on the existence of ALPs through existing laboratory experiments are hindered by…

High Energy Physics - Phenomenology · Physics 2022-03-01 Min Jiang , Haowen Su , Antoine Garcon , Xinhua Peng , Dmitry Budker

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

Axion-Like Particles (ALPs) are well-motivated candidates for dark matter and potential mediators to the dark sector. We present a search for ALPs coupled to photons, based on a reinterpretation of COMPASS data. Using the 2009 dataset…

High Energy Physics - Phenomenology · Physics 2026-04-23 Mehran Dehpour

Radiative quarkonia decays offer an ideal setting for probing Axion-Like Particle (ALP) interactions. This paper provides a comprehensive review of ALP production mechanisms through the $e^+ e^- \to \gamma\,a$ process at B- and…

High Energy Physics - Phenomenology · Physics 2024-02-21 Luca Di Luzio , Alfredo Walter Mario Guerrera , Xavier Ponce Díaz , Stefano Rigolin

Light pseudoscalars interacting pre-dominantly with Standard Model gauge bosons (so-called axion-like particles or ALPs) occur frequently in extensions of the Standard Model. In this work we review and update existing constraints on ALPs in…

High Energy Physics - Phenomenology · Physics 2018-01-08 Matthew J. Dolan , Torben Ferber , Christopher Hearty , Felix Kahlhoefer , Kai Schmidt-Hoberg

Axion and axion-like particles (ALPs), predicted by various extensions of the Standard Model, can be copiously produced in nuclear reactors via the Primakoff process. In this work, we explore the detection of such relativistic ALPs through…

High Energy Physics - Phenomenology · Physics 2026-01-13 Yuanlin Gong , Jun Guo , Ning Liu , Liangliang Su , Wen-Na Yang

Axion-like particles (ALPs) are hypothetical pseudoscalar bosons, natural in extensions of the Standard Model. Their interactions with ordinary matter and radiation are suppressed, making it challenging to detect them in laboratory…

High Energy Physics - Phenomenology · Physics 2025-03-27 S. V. Troitsky

We propose the possibility of discovering a light pseudoscalar particle $a$, axion-like particle (ALP), interacting mainly with quarks using the electron and photon scattering reaction chain $e + Z \rightarrow e + \gamma + Z$; $\gamma + Z…

The impact of axion-like particles (ALPs) on the search of permanent electric dipole moments (EDMs) of molecules, atoms, nuclei and nucleons is systematically investigated. We classify first the full set of CP-violating Jarlskog invariants…

High Energy Physics - Phenomenology · Physics 2021-12-07 Luca Di Luzio , Ramona Gröber , Paride Paradisi

The axion is a pseudo-Nambu-Goldstone boson. It appears after the spontaneous breaking of the Peccei-Quinn symmetry, which was proposed to solve the strong-CP problem. Other pseudo-Nambu-Goldstone bosons, postulated in some extensions of…

High Energy Physics - Phenomenology · Physics 2012-10-12 Davide Cadamuro

We investigate the prospect of an alternative laboratory-based search for the coupling of axions and axion-like particles to photons. Here, the collision of two laser beams resonantly produces axions, and a signal photon is detected after…

High Energy Physics - Phenomenology · Physics 2020-05-18 K. A. Beyer , G. Marocco , R. Bingham , G. Gregori

Axion-like particles (ALPs), a class of pseudoscalars common to many extensions of the Standard Model, have the capacity to drain energy from the interiors of stars. Consequently, stellar evolution can be used to derive many constraints on…

High Energy Physics - Phenomenology · Physics 2021-09-16 Matthew J. Dolan , Frederick J. Hiskens , Raymond R. Volkas