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Related papers: Probing Lepton Flavor Violating decays in MSSM wit…

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This paper presents direct searches for lepton flavour violation in Higgs boson decays, $H\rightarrow e\tau$ and $H\rightarrow\mu\tau$, performed using data collected with the ATLAS detector at the LHC. The searches are based on a data…

High Energy Physics - Experiment · Physics 2023-08-24 ATLAS Collaboration

In supersymmetric (SUSY) models the misalignment between fermion and sfermion families introduces unsuppressed flavor-changing processes. Even if the mass parameters are chosen to give no flavor violation, family dependent radiative…

High Energy Physics - Phenomenology · Physics 2014-11-17 J. I. Illana , M. Masip

In the Minimal Supersymmetric Standard Model (MSSM) searches for the heaviest CP-even and CP-odd Higgs $H$, $A$ to tau-lepton pairs severely constrain the parameter region for large values of $\tan\beta$ and light Higgs bosons $H$, $A$. We…

High Energy Physics - Phenomenology · Physics 2017-09-05 Anibal D. Medina , Michael A. Schmidt

In this article we study the full one-loop SUSY contributions to the lepton flavor violating Higgs decay $h \to \tau \bar \mu $, within the context of the supersymmetric inverse sesaw model. We assume that both the right-handed neutrino…

High Energy Physics - Phenomenology · Physics 2016-03-23 E. Arganda , M. J. Herrero , X. Marcano , C. Weiland

We report on the status of supersymmetric seesaw models in the light of recent experimental results on $\mu \to e + \gamma$, $\theta_{13}$ and the light Higgs mass at the LHC. SO(10)-like relations are assumed for neutrino Dirac Yukawa…

High Energy Physics - Phenomenology · Physics 2012-11-16 L. Calibbi , D. Chowdhury , A. Masiero , K. M. Patel , S. K. Vempati

Lepton flavor violation decays are channels which may lead to fundamental discoveries in the forthcoming years and this make it an exciting research field for beyond the Standard Model searches. In this work, we present an analysis of the…

High Energy Physics - Phenomenology · Physics 2020-02-26 Ke-Sheng Sun , Jian-Bin Chen , Hai-Bin Zhang , Sheng-Kai Cui

We explore the parameter space of lepton flavor violating (LFV) neutral Higgs Yukawa couplings with the muon and tau leptons that can be probed at the high-luminosity Large Hadron Collider (HL-LHC) via the vector boson fusion~(VBF) Higgs…

High Energy Physics - Phenomenology · Physics 2023-05-03 Rahool Kumar Barman , P. S. Bhupal Dev , Anil Thapa

We analyze the lepton-flavor violation in supersymmetric models with non-universal soft breaking terms derived from strings. We show that the non-universality of the scalar masses enhances the branching ratios more significantly than the…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. F. Carvalho , M. E. Gomez , S. Khalil

We determine the widths of three-body decays of sleptons, $\tilde{l}^- \to \tilde{l}^{\pm} l^- l^{\mp}, \tilde{l}^- \nu \bar{\nu}, \tilde{l}^- q \bar{q}$, in the presence of arbitrary slepton flavor violation and left-right mixing. These…

High Energy Physics - Phenomenology · Physics 2009-07-09 Jonathan L. Feng , Iftah Galon , David Sanford , Yael Shadmi , Felix Yu

We investigate lepton flavor violating decays in a SUSY SO(10) model with symmetric textures recently constructed by us. Unlike the models with lop-sided textures which give rise to a large decay rate for mu -> e gamma, the decay rate we…

High Energy Physics - Phenomenology · Physics 2009-11-10 Mu-Chun Chen , K. T. Mahanthappa

Charged Lepton Flavor Violation (cLFV) processes like $ \mu \rightarrow e \gamma $ are rare decay processes, that are another signature of physics beyond Standard Model (BSM). These processes have been studied in various models, that could…

High Energy Physics - Phenomenology · Physics 2015-12-03 Kalpana Bora , Gayatri Ghosh

In this analysis we explore the phenomenological constraints of models with non-holomorphic soft SUSY breaking terms in a beyond the MSSM scenario having identical particle content. The model referred as NHSSM shows various promising…

High Energy Physics - Phenomenology · Physics 2016-11-03 Utpal Chattopadhyay , Abhishek Dey

Charged lepton-flavor violating processes are extremely rare in the Standard Model, but they may occur in several beyond-the-Standard Model theories, including Supersymmetry or models with leptoquarks or compositeness. We present a search…

High Energy Physics - Experiment · Physics 2008-12-08 The BABAR Collaboration , B. Aubert

We present predictions for flavour-violating charged-lepton decays induced by the seesaw mechanism implemented within the constrained minimal supersymmetric standard model (CMSSM) with universal input soft supersymmetry breaking terms. We…

High Energy Physics - Phenomenology · Physics 2009-09-11 Piotr H. Chankowski , John Ellis , Stefan Pokorski , Martti Raidal , Krzysztof Turzynski

Recently several new bounds of the lepton flavor violating decays of the neutral vector mesons $J/\psi$ and $\Upsilon(nS)$ are reported from the experiments. In the work, we analyze these processes in the scenario of the minimal R-symmetric…

High Energy Physics - Phenomenology · Physics 2023-07-24 Ke-Sheng Sun , Wen-Hui Zhang , Jian-Bin Chen , Hai-Bin Zhang

LHCb has reported deviations from the Standard Model in $b\to s\mu^+\mu^-$ transitions for which a new neutral gauge boson is a prime candidate for an explanation. As this gauge boson has to couple in a flavour non-universal way to muons…

High Energy Physics - Phenomenology · Physics 2015-09-25 Andreas Crivellin , Lars Hofer , Joaquim Matias , Ulrich Nierste , Stefan Pokorski , Janusz Rosiek

It is known that in the absence of a gauge singlet field, a specific class of supersymmetry (SUSY) breaking non-holomorphic (NH) terms can be soft breaking in nature so that they may be considered along with the Minimal Supersymmetric…

High Energy Physics - Phenomenology · Physics 2018-02-01 Utpal Chattopadhyay , Debottam Das , Samadrita Mukherjee

Lepton flavor violation (LFV), observed conclusively in neutrino oscillations, remains a pivotal area of investigation due to its absence in the Standard Model (SM). Beyond the Standard Model (BSM) physics explores charged lepton flavor…

High Energy Physics - Phenomenology · Physics 2024-10-29 Jia Liu , Muyuan Song , Haohao Zhang

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

The Left-Right symmetric extension of the Standard Model with Higgs isospin triplets can provide neutrino masses via a TeV scale seesaw mechanism. The doubly charged Higgs bosons H^{\pm\pm}_L and H^{\pm\pm}_R induce lepton flavour violating…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. G. Akeroyd , Mayumi Aoki , Yasuhiro Okada