Fermion dispersion in axion medium
N.V.Mikheev, E.N.Narynskaya
TL;DR
This paper examines how a dense axion medium affects fermion dispersion, concluding that under astrophysical conditions, the impact is negligible when using the correct interaction Lagrangian.
Contribution
It provides a detailed analysis of fermion dispersion in an axion medium with a focus on astrophysical relevance, clarifying the effect's insignificance.
Findings
Axion medium influence on fermion dispersion is negligible in astrophysical conditions.
Correct Lagrangian formulation is crucial for accurate interaction assessment.
The study refines understanding of axion-fermion interactions in dense media.
Abstract
The interaction of a fermion with the dense axion medium is investigated for the purpose of finding an axion medium effect on the fermion dispersion. It is shown that axion medium influence on the fermion dispersion under astrophysical conditions is negligible small if the correct Lagrangian of the axion-fermion interaction is used.
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