Search Results - "Tanimoto, Morimitsu"
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Towards unification of quark and lepton flavors in A4 modular invariance
Published in The European physical journal. C, Particles and fields (2021)“…We study quark and lepton mass matrices in the A 4 modular symmetry towards the unification of the quark and lepton flavors. We adopt modular forms of weights…”
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Spontaneous CP violation by modulus τ in A 4 model of lepton flavors
Published in The journal of high energy physics (01-03-2021)“…Abstract We discuss the modular A 4 invariant model of leptons combining with the generalized CP symmetry. In our model, both CP and modular symmetries are…”
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3
Electron EDM arising from modulus τ in the supersymmetric modular invariant flavor models
Published in The journal of high energy physics (22-10-2021)“…A bstract The electric dipole moment (EDM) of electron is studied in the supersymmetric A4 modular invariant theory of flavors with CP invariance. The CP…”
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Finite modular subgroups for fermion mass matrices and baryon/lepton number violation
Published in Physics letters. B (10-07-2019)“…We study a flavor model that the quark sector has the S3 modular symmetry while the lepton sector has the A4 modular symmetry. Our model leads to…”
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5
New A 4 lepton flavor model from S 4 modular symmetry
Published in The journal of high energy physics (01-02-2020)“…Abstract We study a flavor model with A 4 symmetry which originates from S 4 modular group. In S 4 symmetry, Z 2 subgroup can be anomalous, and then S 4 can be…”
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6
Spontaneous CP violation by modulus τ in A4 model of lepton flavors
Published in The journal of high energy physics (01-03-2021)“…A bstract We discuss the modular A 4 invariant model of leptons combining with the generalized CP symmetry. In our model, both CP and modular symmetries are…”
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7
Neutrino mass and mixing: from theory to experiment
Published in New journal of physics (25-04-2014)“…The origin of fermion mass hierarchies and mixings is one of the unresolved and most difficult problems in high-energy physics. One possibility to address the…”
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8
Modulus τ linking leptonic CP violation to baryon asymmetry in A 4 modular invariant flavor model
Published in The journal of high energy physics (01-07-2021)“…Abstract We propose an A 4 modular invariant flavor model of leptons, in which both CP and modular symmetries are broken spontaneously by the vacuum…”
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9
Soft supersymmetry breaking terms and lepton flavor violations in modular flavor models
Published in Physics letters. B (10-08-2021)“…We study the soft supersymmetry (SUSY) breaking terms due to the modulus F-term in the modular flavor models of leptons. It is found that the soft SUSY…”
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10
Modular A4 invariance and neutrino mixing
Published in The journal of high energy physics (01-11-2018)“…A bstract We study the phenomenological implications of the modular symmetry Γ(3) ≃ A 4 of lepton flavors facing recent experimental data of neutrino…”
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11
Lepton flavor violation, lepton (g − 2)μ, e and electron EDM in the modular symmetry
Published in The journal of high energy physics (01-08-2022)“…A bstract We study the lepton flavor violation (LFV), the leptonic magnetic moments ( g − 2) μ, e and the electric dipole moment (EDM) of the electron in the…”
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12
Towards unification of quark and lepton flavors in $$A_4$$ modular invariance
Published in The European physical journal. C, Particles and fields (01-01-2021)“…Abstract We study quark and lepton mass matrices in the $$A_4$$ A 4 modular symmetry towards the unification of the quark and lepton flavors. We adopt modular…”
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13
Towards the minimal seesaw model via CP violation of neutrinos
Published in The journal of high energy physics (01-11-2017)“…A bstract We study the minimal seesaw model, where two right-handed Majorana neutrinos are introduced, focusing on the CP violating phase. In addition, we take…”
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14
Neutrino CP violation and sign of baryon asymmetry in the minimal seesaw model
Published in Physics letters. B (10-03-2018)“…We discuss the correlation between the CP violating Dirac phase of the lepton mixing matrix and the cosmological baryon asymmetry based on the leptogenesis in…”
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15
CP violation of quarks in A4 modular invariance
Published in Physics letters. B (01-04-2019)“…We discuss the quark mass matrices in the A4 modular symmetry, where the A4 triplet of Higgs is introduced for each up-quark and down-quark sectors,…”
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16
Modulus τ linking leptonic CP violation to baryon asymmetry in A4 modular invariant flavor model
Published in The journal of high energy physics (01-07-2021)“…A bstract We propose an A 4 modular invariant flavor model of leptons, in which both CP and modular symmetries are broken spontaneously by the vacuum…”
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17
Sign of CP violating phase in quarks and leptons
Published in The journal of high energy physics (01-04-2019)“…A bstract We discuss the relation between the CP violation of the quark mixing and that of the lepton mixing by investigating a CP violating observable, the…”
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18
New A4 lepton flavor model from S4 modular symmetry
Published in The journal of high energy physics (01-02-2020)“…A bstract We study a flavor model with A 4 symmetry which originates from S 4 modular group. In S 4 symmetry, Z 2 subgroup can be anomalous, and then S 4 can…”
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19
Dirac CP phase in the neutrino mixing matrix and the Froggatt–Nielsen mechanism with det[Mν]=0
Published in Physics letters. B (10-07-2017)“…We discuss the Dirac CP violating phase δCP in the Froggatt–Nielsen model for a neutrino mass matrix Mν imposing a condition det[Mν]=0. This additional…”
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20
Quark mixing from Δ(6N2) family symmetry
Published in Physics letters. B (09-04-2015)“…We consider a direct approach to quark mixing based on the discrete family symmetry Δ(6N2) in which the Cabibbo angle is determined by a residual Z2×Z2…”
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