Quark mass hierarchies and CP violation in A 4 × A 4 × A 4 modular symmetric flavor models

Abstract We study A 4 × A 4 × A 4 modular symmetric flavor models to realize quark mass hierarchies and mixing angles without fine-tuning. Mass matrices are written in terms of modular forms. At modular fixed points τ = i∞ and ω, A 4 is broken to Z 3 residual symmetry. When the modulus τ is deviated...

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Bibliographic Details
Main Authors: Shota Kikuchi, Tatsuo Kobayashi, Kaito Nasu, Shohei Takada, Hikaru Uchida
Format: Article
Language:English
Published: SpringerOpen 2023-07-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP07(2023)134