Unitarity constraints on ALP interactions

We derive partial-wave unitarity constraints on gauge-invariant interactions of an axionlike particle up to dimension-6 from all allowed 2→2 scattering processes in the limit of large center-of-mass energy. We find that the strongest bounds stem from scattering amplitudes with one external axionlike...

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Main Authors: Brivio, Ilaria (Author) , Éboli, Oscar J. P. (Author) , Garcia, Maria Concepcion (Author)
Format: Article (Journal)
Language:English
Published: 27 August 2021
In: Physical review
Year: 2021, Volume: 104, Issue: 3, Pages: 1-11
ISSN:2470-0029
DOI:10.1103/PhysRevD.104.035027
Online Access:Verlag, lizenzpflichtig, Volltext: https://doi.org/10.1103/PhysRevD.104.035027
Verlag, lizenzpflichtig, Volltext: https://link.aps.org/doi/10.1103/PhysRevD.104.035027
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Author Notes:I. Brivio, O.J.P. Éboli, M.C. González-García

MARC

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