English
Related papers

Related papers: Lepton flavour violation in rare $\Lambda_b$ decay…

200 papers

Motivated by the recent LHCb results of lepton flavour violation on b decays into s and b decays into c transitions we study the lepton flavour violating (LFV) baryonic decays {Lambda}_b decays into {Lambda}l_i^+ l_j^- in non-universal Z^'…

High Energy Physics - Phenomenology · Physics 2023-10-18 S. Biswas , P. Nayek , P. Maji , S. Sahoo

We discuss the exclusive lepton flavor violating (LFV) decays modes based on $b\to d\ell_i\ell_j$ and $b\to s\ell_i\ell_j$ by considering the ground state mesons and baryons. After spelling out the expressions for such decay rates in a low…

High Energy Physics - Phenomenology · Physics 2024-07-30 Damir Bečirević , Florentin Jaffredo , João Paulo Pinheiro , Olcyr Sumensari

Motivated by recent anomalies in observables associated with flavor-changing neutral current (FCNC) transitions, specifically $b \rightarrow s \ell^+ \ell^-$ processes, we present a comprehensive analysis of lepton flavor-violating (LFV)…

High Energy Physics - Phenomenology · Physics 2025-05-09 Aishwarya Bhatta , Dhiren Panda , Rukmani Mohanta

Flavor violating processes in the lepton sector have highly suppressed branching ratios in the standard model. Thus, observation of lepton flavor violation (LFV) constitutes a clear indication of physics beyond the standard model (BSM). We…

High Energy Physics - Phenomenology · Physics 2022-03-09 Alexey A. Petrov , Renae Conlin , Cody Grant

Here I review the status and prospects of experimental investigations into lepton flavor violation (LFV) in charged leptons. Rare LFV processes are naturally expected to occur through loops of TeV scale particles predicted by supersymmetric…

High Energy Physics - Experiment · Physics 2008-11-26 Toshinori Mori

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 Minimal Lepton Flavour Violation (MLFV) framework is discussed after the recent indication for CP violation in the leptonic sector. Among the three distinct versions of MLFV, the one with degenerate right-handed neutrinos will be…

High Energy Physics - Phenomenology · Physics 2017-09-13 D. N. Dinh , L. Merlo , S. T. Petcov , R. Vega-Alvarez

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

Lepton flavour violation (LFV) is one of the most trending topics to probe new physics (NP). The powerful accelerators have enhanced their intensities to observe the LFV decays very precisely. In this situation, the theorists are also…

High Energy Physics - Phenomenology · Physics 2023-12-05 S. Biswas , M. Mandal , S. Mahata , S. Sahoo

We perform an analysis of the consequences of various new physics operators on the lepton flavor violating (LFV) decay modes mediated through $b \to s \ell _1 \ell _2$ transitions. We scrutinize the imprints of the (pseudo)scalar and…

High Energy Physics - Phenomenology · Physics 2025-11-11 Dhiren Panda , Manas Kumar Mohapatra , Rukmani Mohanta

Studies of rare decays of charmed mesons into the final states containing leptons is an important vehicle in low-energy searches for new physics. I review theoretical implications of those studies involving transitions with and without…

High Energy Physics - Phenomenology · Physics 2017-04-13 Alexey A Petrov

In this review article, we highlight the impact of models incorporating flavour symmetries on charged lepton flavour violating (LFV) processes. Flavour symmetries provide a natural approach to explain the peculiar mass hierarchies and…

High Energy Physics - Phenomenology · Physics 2015-06-05 Frank F. Deppisch

We analyze the charged lepton flavor violating (CLFV) decays of vector mesons $V\rightarrow l_i^{\pm}l_j^{\mp}$ with $V\in\{\phi, J/\Psi, \Upsilon, \rho^0, \omega \}$ in BLMSSM model. This new model is introduced as an supersymmetric…

High Energy Physics - Phenomenology · Physics 2018-04-04 Xing-Xing Dong , Shu-Min Zhao , Jing-Jing Feng , Guo-Zhu Ning , Jian-Bin Chen , Hai-Bin Zhang , Tai-Fu Feng

Lepton Flavor Violating (LFV) processes are clear signals of physics beyond the Standard Model. We investigate the possibility of measuring this kind of processes at present and foreseeable future muon-electron colliders, taking into…

High Energy Physics - Phenomenology · Physics 2020-12-15 Fabio Bossi , Paolo Ciafaloni

Prospective searches for lepton flavor violation (LFV) in rare kaon decays at the existing and future intermediate-energy accelerators are considered. The proposed studies are complementary to LFV searches in muon-decay experiments and…

High Energy Physics - Phenomenology · Physics 2008-11-26 L. G. Landsberg

Lepton Flavor Universality Violation (LFUV) in $B$ decays in both neutral $b\rightarrow s l^+ l^-$ and charged $b\rightarrow cl\bar{\nu}_{l}$ processes observed in the ratios $R_{K^{(*)}}$ and $R_{D^{(*)}}$ is investigated in the framework…

High Energy Physics - Phenomenology · Physics 2022-02-16 Soumia Lebbal , Jamal Mimouni , Noureddine Mebarki

Inspired by the recent hints of lepton flavor universality violation in $b\to s\ell\ell$ and $b\to c\ell\nu$ transitions, we study lepton flavor violating exclusive $\Lambda_b\to\Lambda\ell_1^+\ell_2^-$ ($\ell_1\neq \ell_2$) decay, which is…

High Energy Physics - Phenomenology · Physics 2019-12-24 Diganta Das

In recent years, exciting (indirect) hints for physics beyond the Standard Model (SM) have been accumulated. In particular, semi-leptonic $B$ decays show deviations from the SM predictions, which, due to the ratios $R(K^{(*)})$ and…

High Energy Physics - Phenomenology · Physics 2022-04-27 Andreas Crivellin , Joaquim Matias

A review of the experimental status in searches for charged Lepton Flavor Violation (LFV) is presented. Searches for LFV in decays of leptons, heavy mesons, and bosons are explored, with an emphasis on the experiments providing the best…

High Energy Physics - Experiment · Physics 2022-08-05 Michel Hernández Villanueva

We propose renormalizable models of new physics that can explain various anomalies observed in decays of B-mesons to electron and muon pairs. The new physics states couple to linear combinations of Standard Model fermions, yielding a…

High Energy Physics - Phenomenology · Physics 2016-07-20 Ben Gripaios , M. Nardecchia , S. A. Renner
‹ Prev 1 2 3 10 Next ›