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Related papers: Lepton Flavor Violation at LHC

200 papers

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

The neutrinophilic two-Higgs-doublet model ($\nu$2HDM) provides a natural way to generate tiny neutrino mass from interactions with the new doublet scalar $\Phi_\nu$ ($H^\pm,~H,~A$) and singlet neutrinos $N_R$ of TeV scale. In this paper,…

High Energy Physics - Phenomenology · Physics 2017-05-24 Chao Guo , Shu-Yuan Guo , Zhi-Long Han , Bin Li , Yi Liao

Even though the LHC searches did not unveil the new physics particles so far, LHCb hints towards deviations from lepton flavor universality in exclusive decays based on the transition $b\to s\ell\ell$. In this proceeding, we present a new…

High Energy Physics - Phenomenology · Physics 2017-10-25 Olcyr Sumensari

We investigate Lepton Flavor Violation (LFV) in the general extension of the Standard Model parametrized by the gauge invariant operators of dimension-6. We discuss 3-body charged lepton decays and decay of $Z$ boson to lepton pair and…

High Energy Physics - Phenomenology · Physics 2014-05-20 Saereh Najjari

Charged lepton flavor violation (cLFV) processes, potentially important for various Beyond the Standard Model Physics scenarios are analyzed in the Standard Model Effective Field Theory (SMEFT) framework. We consider the most relevant 2…

High Energy Physics - Phenomenology · Physics 2024-07-18 Md Isha Ali , Utpal Chattopadhyay , N Rajeev , Joydeep Roy

The physics underlying quark and lepton masses and mixings (the "flavor problem") is the least well understood aspect of the Standard Model. Some questions of flavor physics, and ways in which the LHC can help shed light on this problem,…

High Energy Physics - Phenomenology · Physics 2014-11-20 Jonathan L. Rosner

Dedicated experiments searching for lepton flavour violation can be performed very sensitively using K-decays and $\mu$-decays as well as neutrinoless double $\beta$-decay and muonium to antimuonium conversion. Although there is no…

High Energy Physics - Experiment · Physics 2016-08-31 Klaus P. Jungmann

We study charged lepton flavor-violating (LFV) transitions in the color octet model that generates neutrino mass and lepton mixing at one loop. By taking into account neutrino oscillation data and assuming octet particles of TeV scale mass,…

High Energy Physics - Phenomenology · Physics 2017-02-01 Bin Li , Yi Liao , Xiao-Dong Ma

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

Recent experimental results suggest that the neutrinos of the Standard Model are massive, though light. Therefore they may mix with each other giving rise to lepton flavour or even lepton number violating processes, depending on whether…

High Energy Physics - Phenomenology · Physics 2009-10-31 Jose I. Illana , Tord Riemann

The observation of neutrino oscillation as well as the recent experimental result on lepton flavor universality (LFU) violation in $B$ meson decays are indications of new physics beyond the Standard Model. Many theoretical models, which are…

High Energy Physics - Phenomenology · Physics 2017-02-01 Soumya C. , R. Mohanta

During the run III of the LHC, the forward experiments FASER$\nu$ and SND@LHC will be able to detect the Charged Current (CC) interactions of the high energy neutrinos of all three flavors produced at the ATLAS Interaction Point (IP). This…

High Energy Physics - Phenomenology · Physics 2022-07-13 Saeed Ansarifard , Yasaman Farzan

We briefly overview some theoretical aspects of charged lepton flavour violation in rare muon transitions and decays. Relying on the effective field theory approach (model-independent), we discuss the probing power of charged lepton flavour…

High Energy Physics - Phenomenology · Physics 2023-12-19 Ana M. Teixeira

One of the most important discoveries in particle physics is the observation of nonzero neutrino masses, which dictates that the Standard Model (SM) is incomplete. Moreover, several pieces of evidence of lepton flavor universality violation…

High Energy Physics - Phenomenology · Physics 2022-09-15 J. Julio , Shaikh Saad , Anil Thapa

The latest measurements of rare $b\to s$ decays in the LHCb experiment have led to results in tension with the predictions of the standard model (SM), including a tentative indication of the violation of lepton flavor universality. Assuming…

High Energy Physics - Phenomenology · Physics 2015-08-31 Chao-Jung Lee , Jusak Tandean

We comprehensively study the potential for discovering lepton flavor violation (LFV) phenomena associated with the $Z$ and Higgs bosons at the LHeC and FCC-he. Our meticulous investigation reveals the remarkable suitability of…

High Energy Physics - Phenomenology · Physics 2023-08-10 Adil Jueid , Jinheung Kim , Soojin Lee , Jeonghyeon Song , Daohan Wang

Neutrino oscillation experiments suggest existence of new flavor-violating interactions in high energy scale. It may be possible to probe them by the flavor- and CP-violating processes in leptons and hadrons in the supersymmetric (SUSY)…

High Energy Physics - Phenomenology · Physics 2009-11-10 Junji Hisano

Leptoquarks (LQ) with couplings to the third generation of Standard Model (SM) quarks have been proposed as possible explanations of the flavour anomalies indicating the violation of lepton flavour universality (LFV). The CMS collaboration…

High Energy Physics - Experiment · Physics 2018-09-13 Johannes Haller

Littlest Higgs $(LH)$ model predicts the existence of the doubly charged scalars $\Phi^{\pm\pm}$, which generally have large flavor changing couplings to leptons. We calculate the contributions of $\Phi^{\pm\pm}$ to the lepton flavor…

High Energy Physics - Phenomenology · Physics 2008-11-26 Chong-Xing Yue , Shuang Zhao

We study the anatomy and phenomenology of Lepton Flavor Violation (LFV) in the context of Flavored Gauge Mediation (FGM). Within FGM, the messenger sector couples directly to the MSSM matter fields with couplings controlled by the same…

High Energy Physics - Phenomenology · Physics 2014-12-31 Lorenzo Calibbi , Paride Paradisi , Robert Ziegler