How Do Magnetic Field Models Affect Astrophysical Limits on Light Axion-like Particles? An X-Ray Case Study with NGC 1275
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Peer-reviewed
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Abstract
Axion-like particles (ALPs) are a well-motivated extension to the standard
model of particle physics, and X-ray observations of cluster-hosted AGN
currently place the most stringent constraints on the ALP coupling to
electromagnetism,
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1538-4357
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Science and Technology Facilities Council (ST/S000623/1)
European Commission Horizon 2020 (H2020) ERC (834203)
STFC (ST/V50659X/1)
Science and Technology Facilities Council (2442592)
Swedish Research Council (2019-02337_VR)