Non-holomorphic modular A4 symmetric scotogenic model

The present work extends scotogenic and its modular A4 variation a step forward and demonstrates scotogenic modular A4 non-supersymmetric realization. To achieve this non-holomorphic modular symmetries come to rescue. Advantage of the current construction is the compactness of the model content and...

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Bibliographic Details
Main Authors: Takaaki Nomura, Hiroshi Okada, Oleg Popov
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:Physics Letters B
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269324007299
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Summary:The present work extends scotogenic and its modular A4 variation a step forward and demonstrates scotogenic modular A4 non-supersymmetric realization. To achieve this non-holomorphic modular symmetries come to rescue. Advantage of the current construction is the compactness of the model content and absence of the supersymmetric fields. Neutrino mass is generated through a canonical scotogenic mechanism. The allowed values of the VEV of the τ modulus are τ≃w and Im[τ]≈2. The non-holomorphic modular A4 symmetry leads to correlations among the neutrino observables.
ISSN:0370-2693