English
Related papers

Related papers: Radiative lepton flavor violating B, D, and K deca…

200 papers

We consider charged lepton flavor violating transitions mediated by the diphoton effective interactions $\ell_i\ell_j\gamma\gamma$ and explore which processes can probe them better. Our analysis includes single and double radiative decays,…

High Energy Physics - Phenomenology · Physics 2023-07-13 Fabiola Fortuna , Xabier Marcano , Marcela Marín , Pablo Roig

In this paper, we perform a comprehensive study of Lepton Flavor Violation (LFV) in semileptonic transitions in the framework of an Effective Field Theory with general flavor structure. We account for the Renormalization Group Equations…

High Energy Physics - Phenomenology · Physics 2024-07-12 I. Plakias , O. Sumensari

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 give an estimate for the upper bounds on rates of lepton flavor violating (LFV) decays M to mu(pm) + e(mp) of vector mesons M = rho0, omega, phi, J/psi, Upsilon and the Z0 boson in a model independent way, analyzing the corresponding…

High Energy Physics - Phenomenology · Physics 2011-06-17 Thomas Gutsche , Juan C. Helo , Sergey Kovalenko , Valery E. Lyubovitskij

Recent Kaon decay studies seeking lepton-flavor violating (LFV) new-physics effects are briefly discussed. The main focus is set on precise measurements of rare or not-so-rare decays aiming at finding evidence of deviations from the SM…

High Energy Physics - Experiment · Physics 2009-06-02 T. Spadaro

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

We study the radiative lepton flavor violating l_i -> l_j \gamma\gamma decays in the case that the lepton flavor violation is induced by the scalar unparticle mediation. We restrict the scaling dimension d_u and the scalar…

High Energy Physics - Phenomenology · Physics 2009-02-11 E. O. Iltan

We study lepton flavor violating (LFV) $B$ decays in a general two Higgs doublet model with sub-TeV exotic scalars. Two different parameter spaces are explored: one dominated by extra top Yukawa coupling $\rho_{tt}$, the other by LFV…

High Energy Physics - Phenomenology · Physics 2023-05-24 Wei-Shu Hou , Girish Kumar , Sven Teunissen

Lepton flavor-violating processes offer interesting possibilities to probe new physics at multi-TeV scale. We discuss those in the framework of effective field theory, emphasizing the role of gluonic operators. Those operators are obtained…

High Energy Physics - Phenomenology · Physics 2017-08-09 Alexey A. Petrov , Dmitry V. Zhuridov

We study the radiative lepton flavor violating l_i -> l_j\gamma decays in the two Higgs doublet model, respecting the Randall Sundrum scenario and estimate the contributions of the KK modes of left (right) handed charged lepton doublets…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. O. Iltan

In recent years, lepton flavour violating (LFV) decays are one of the most trending topics to probe new physics (NP). The latest results of LHCb have motivated us to study the LFV decays through b to s transition. The branching ratios,…

High Energy Physics - Phenomenology · Physics 2023-10-18 S. Biswas , S. Mahata , A. Biswas , S. Sahoo

The lepton flavor violating interactions are worthwhile to examine since they are sensitive to physics beyond the Standard Model. The simplest extension of the Standard Model promoting the lepton flavor violating interactions are the so…

High Energy Physics - Phenomenology · Physics 2008-03-20 Beste Korutlu

Lepton flavour violating (LFV) processes are a smoking gun signal of new physics (NP). If the semileptonic $B$ decay anomalies are indeed due to some NP, such operators can potentially lead to LFV decays involving the second and the third…

High Energy Physics - Phenomenology · Physics 2018-05-16 Zaineb Calcuttawala , Anirban Kundu , Soumitra Nandi , Sunando Kumar Patra

We examine the lepton flavor-changing processes in R-parity violating MSSM. First, we update the constraints on the relevant R-violating couplings by using the latest data on the rare decays l_i->l_j \gamma. We find that the updated…

High Energy Physics - Phenomenology · Physics 2010-01-08 Junjie Cao , Lei Wu , Jin Min Yang

In this paper, the lepton flavor violating $\tau\to \ell P(V)$ ($P,V= \pi^0, \eta, \eta^{\prime}, \rho^0, \omega, \phi$) and $\tau\to 3\ell$ ($\ell = e, \mu$) decays are studied in the framework of the type-III seesaw model, in which new…

High Energy Physics - Phenomenology · Physics 2014-11-18 Abdesslam Arhrib , Rachid Benbrik , Chuan-Hung Chen

We predict the branching ratios of lepton flavor violating radion decays r -> e^{\pm} \mu^{\pm}, r -> e^{\pm} \tau^{\pm} and r -> \mu^{\pm} \tau^{\pm} in the two Higgs doublet model, in the framework of the Randall Sundurum scenario. We…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. O. Iltan , B. Korutlu

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

We study lepton flavor observables in the Standard Model (SM) extended with all dimension-$6$ operators which are invariant under the SM gauge group. We calculate the complete one-loop predictions to the radiative lepton decays $\mu\to…

High Energy Physics - Phenomenology · Physics 2015-06-18 Andreas Crivellin , Saereh Najjari , Janusz Rosiek

Within the framework of the next to the minimal supersymmetric (SUSY) extension of the Standard Model (SM) with a local B-L gauge symmetry (N-B-LSSM), we study lepton flavor violating (LFV) $\tau\rightarrow e M^+ M^-$ decays: $\tau…

High Energy Physics - Phenomenology · Physics 2025-09-09 Rong-Zhi Sun , Shu-Min Zhao , Shuang Di , Xing-Xing Dong

We interpret the recent hints for lepton flavor universality violation in rare $B$ meson decays. Based on a model-independent effective Hamiltonian approach, we determine regions of new physics parameter space that give a good description…

High Energy Physics - Phenomenology · Physics 2018-05-04 Wolfgang Altmannshofer , Peter Stangl , David M. Straub