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Related papers: One-loop effective LFV $Zl_kl_m$ vertex from heavy…

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In this work we present a new computation of the lepton flavor violating Higgs boson decays that are generated radiatively to one-loop from heavy right-handed neutrinos. We work within the context of the inverse seesaw model with three…

High Energy Physics - Phenomenology · Physics 2017-06-05 E. Arganda , M. J. Herrero , X. Marcano , R. Morales , A. Szynkman

We present a new computation of the Lepton Flavor Violating effective vertex involving the Higgs boson and two leptons with different flavors. This vertex is generated from the integration to one-loop level of the heavy right handed…

High Energy Physics - Phenomenology · Physics 2017-10-09 Maria J. Herrero , Ernesto Arganda , Xabier Marcano , Roberto Morales , Alejandro Szynkman

In this paper we study the Lepton Flavor Violating $Z$ boson decays $Z \to \tau \mu$ and $Z \to \tau e$ in the context of low scale seesaw models with new heavy Majorana neutrinos whose masses could be reachable at the LHC. Our computations…

High Energy Physics - Phenomenology · Physics 2017-04-26 V. De Romeri , M. J. Herrero , X. Marcano , F. Scarcella

In the work presented here, we have studied the impact of right handed neutrinos, which are introduced to account for the evidence of neutrino masses, on charged lepton flavour violating observables. In particular, we have focused on the…

High Energy Physics - Phenomenology · Physics 2017-05-02 V. De Romeri , M. J. Herrero , X. Marcano , F. Scarcella

We perform the one-loop induced charged lepton flavor violating decays of the neutral Higgses in an extended mirror fermion model with non-sterile electroweak-scale right-handed neutrinos and a horizontal $A_4$ symmetry in the lepton…

High Energy Physics - Phenomenology · Physics 2016-08-03 Chia-Feng Chang , Chia-Hung Vincent Chang , Chrisna Setyo Nugroho , Tzu-Chiang Yuan

Flavor physics has been crucial in the development of particle physics and it will keep being so in the future. Nowadays, this kind of processes, in particular lepton flavor changing observed in neutrino oscillations, give us the clearest…

High Energy Physics - Phenomenology · Physics 2017-10-24 X. Marcano

After confirmation of massiveness and mixing of neutrinos, by neutrino oscillation data, the origin of neutrino mass and the occurrence of charged-lepton-flavor non-conservation in nature have become two main objectives for the physics of…

High Energy Physics - Phenomenology · Physics 2026-02-05 Adrián González-Quiterio , Héctor Novales-Sánchez

The small neutrino mass observed in neutrino oscillations is nicely explained by the seesaw mechanism. Rich phenomenology is generally expected if the heavy neutrinos are not much heavier than the electroweak scale. A model with this…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jian-Ping Bu , Yi Liao , Ji-Yuan Liu

We study lepton flavour universality violation in SM boson decays in low-scale seesaw models of neutrino mass generation, also addressing other electroweak precision observables. We compute the electroweak next-to-leading order corrections,…

High Energy Physics - Phenomenology · Physics 2023-07-07 A. Abada , J. Kriewald , E. Pinsard , S. Rosauro-Alcaraz , A. M. Teixeira

The type-I seesaw model is probably the most straightforward and best studied extension of the Standard Model that can account for the tiny active neutrino masses determined from neutrino oscillation data. In this article, we calculate the…

High Energy Physics - Phenomenology · Physics 2022-12-28 Andreas Crivellin , Fiona Kirk , Claudio Andrea Manzari

We present an update of previous work on charged lepton flavor violation (LFV) in the seesaw model. The most recent neutrino data fits and post WMAP mSUGRA benchmark scenarios are used as input. In this framework we compare the sensitivity…

High Energy Physics - Phenomenology · Physics 2015-06-25 F. Deppisch , H. Päs , A. Redelbach , R. Rückl

We perform an updated analysis for the one-loop induced lepton flavor violating radiative decays $l_i \to l_j \gamma$ in an extended mirror model. Mixing effects of the neutrinos and charged leptons constructed with a horizontal $A_4$…

High Energy Physics - Phenomenology · Physics 2016-01-27 P. Q. Hung , Trinh Le , Van Que Tran , Tzu-Chiang Yuan

We investigate the lepton flavor violating (LFV) rare decays in the supersymmetric minimal seesaw model in which the Frampton-Glashow-Yanagida ansatz is incorporated. The branching ratio of $\mu \to e \gamma$ is calculated in terms of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Wan-lei Guo

The lepton sector is studied within a flavored non-renormalizable model where the $\mathbf{S}_{3}\otimes \mathbf{Z}_{2}$ flavor symmetry drives the Yukawa couplings. In this framework, the effective neutrino mass, that comes from the type…

High Energy Physics - Phenomenology · Physics 2022-06-17 J. D. García-Aguilar , Juan Carlos Gómez-Izquierdo

We estimate the rates of lepton flavor violating decays of the vector mesons $\rho, \omega, \phi \to e \mu$. The theoretical tools are based on an effective Lagrangian approach without referring to any specific realization of the physics…

High Energy Physics - Phenomenology · Physics 2010-04-21 Thomas Gutsche , Juan C. Helo , Sergey Kovalenko , Valery E. Lyubovitskij

The current neutrino experiments provide an opportunity for testing the inverse see-saw mechanism through charged lepton flavor violating processes and neutrinoless double beta decay. Motivated by this, in this paper we study the…

High Energy Physics - Phenomenology · Physics 2024-11-07 Juan Carlos Gómez-Izquierdo , Catalina Espinoza , Lucia E. Gutiérrez Luna , Myriam Mondragón

We investigate charged lepton flavor violating processes $\mu\rightarrow e \gamma$, $\mu\rightarrow e e \overline{e}$ and $\mu-e$ conversion in nuclei for a class of three-loop radiative neutrino mass generation models with electroweak…

High Energy Physics - Phenomenology · Physics 2018-05-09 Talal Ahmed Chowdhury , Salah Nasri

In supersymmetric see-saw model, the large flavor mixings of sleptons induce the lepton flavor violating (LFV) interactions $\ell_I \bar\ell_J V$ ($V=\gamma, Z$), which give rise to various LFV processes. In this work we examine the induced…

High Energy Physics - Phenomenology · Physics 2009-11-10 Junjie Cao , Zhaohua Xiong , Jin Min Yang

We examine the parameter space region of the inverse seesaw model that is consistent with neutrino oscillation data. We focus on the correlation between the current limits from the search of the $\mu\to e\gamma$ lepton flavor violating…

High Energy Physics - Phenomenology · Physics 2023-08-28 J. C. Garnica , G. Hernández-Tomé , E. Peinado

A mechanism has been suggested recently to generate the neutrino mass out of a dimension-seven operator. This is expected to relieve the tension between the occurrence of a tiny neutrino mass and the observability of other physics effects…

High Energy Physics - Phenomenology · Physics 2010-12-24 Yi Liao , Guo-Zhu Ning , Lu Ren
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