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Related papers: Charged lepton flavor violation in extended BLMSSM

200 papers

Charged lepton flavor violation (CLFV) is forbidden in the Standard Model but predicted by many new physics models. We present searches for CLFV in charmonium decays using world-leading datasets collected by the BESIII detector. The…

High Energy Physics - Experiment · Physics 2026-01-15 MingKuan Yuan , TianZi Song , ZhengYun You

Lepton flavor violation (LFV) represents a clear new physics (NP) signal beyond the standard model (SM). In this paper, we study LFV decays $Z\rightarrow l^{\pm}_{i}l^{\mp}_{j}$ in the B-L Supersymmetric Standard Model(B-LSSM). We calculate…

High Energy Physics - Phenomenology · Physics 2024-06-06 Jia-Peng Huo , Xing-Xing Dong , Jiao Ma , Shu-Min Zhao , Cai Guo , Hai-Bin Zhang , Jin-Lei Yang , Tai-Fu Feng

The hitherto unconstrained lepton flavor mixing, induced by the new charged scalar \phi^\pm and \phi^{\pm\pm} predicted by many new physics models such as higgs triplet models, may lead to the lepton flavor violating productions of \tau\bar…

High Energy Physics - Phenomenology · Physics 2014-05-09 Guo-Li Liu , Fei Wang

Lepton flavor violation (LFV) offers a powerful probe of physics beyond the Standard Model, particularly in models addressing neutrino masses and the baryon asymmetry of the universe. In this study, we investigate LFV processes within the…

High Energy Physics - Phenomenology · Physics 2025-01-22 Chengcheng Han , Yijun Han , Sihui Huang , Zhanhong Lei

Charged-lepton flavour-violating (cLFV) processes offer deep probes for new physics with discovery sensitivity to a broad array of new physics models - SUSY, Higgs Doublets, Extra Dimensions, and, particularly, models explaining the…

High Energy Physics - Experiment · Physics 2018-12-18 A. Baldini , D. Glenzinski , F Kapusta , Y. Kuno , M. Lancaster , J. Miller , S. Miscetti , T. Mori , A. Papa , A. Schoning , Y. Uchida

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

We find that the nonzero curvature extension of the field space for the charged leptons induces a peculiar force, leading to an elegant and simple mechanism for generating the charged lepton flavor violation (CLFV) and their anomalous…

High Energy Physics - Phenomenology · Physics 2025-09-04 Cao H. Nam

The Minimal R-symmetric Supersymmetric Standard Model with Seesaw (MRSSMSeesaw) extends the MRSSM by incorporating right-handed neutrinos to generate neutrino masses via the Type-I seesaw mechanism. This work presents a detailed analysis of…

High Energy Physics - Phenomenology · Physics 2026-01-06 Hao-Yi Liu , Jin-Lei Yang , Ke-Sheng Sun , Tai-Fu Feng

Within the MSSM, we have evaluated the decay rates for the lepton flavour violating Higgs boson decays (LFVHD) $h \rightarrow l_i l_j$ where $l_{i,j}$ are charged leptons and $i\neq j$. This has been done in a model independent (MI) way as…

High Energy Physics - Phenomenology · Physics 2024-07-02 M. E. Gomez , S. Heinemeyer , M. Rehman

In light of recent results from the LHC, MEG and neutrino experiments, we revisit the issue of charged lepton flavour violation (LFV) in supersymmetric theories with massive neutrinos, where flavour-violating soft supersymmetry-breaking…

High Energy Physics - Phenomenology · Physics 2013-10-31 Mirco Cannoni , John Ellis , Mario E. Gomez , Smaragda Lola

The neutrino oscillations imply that charged lepton flavor violation (CLFV) processes do exist. Even if the associated rates are in general expected very suppressed, it turns out that this is not always necessarily the case. In the…

High Energy Physics - Phenomenology · Physics 2013-12-19 Thomas Hambye

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

Charged lepton flavour-violating (cLFV) processes, which are definite proof of new physics beyond the Standard Model, have remained elusive experimentally till now. Effective Field Theory (EFT) has been very useful in providing information…

High Energy Physics - Phenomenology · Physics 2026-01-06 Utpal Chattopadhyay , Debottam Das , Rahul Puri , Joydeep Roy

We investigate the prospects for the observation of lepton flavor violation (LFV) within the nonholomorphic supersymmetric standard model (NHSSM). We examine charged lepton flavor-violating (cLFV) decays such as such $\mu \rightarrow e…

High Energy Physics - Phenomenology · Physics 2024-11-04 Muhammad Rehman , Sven Heinemeyer

We study the lepton flavor violation (LFV), the leptonic magnetic moments $(g-2)_{\mu,\,e} $ and the electric dipole moment (EDM) of the electron in the Standard-Model Effective Field Theory with the $\Gamma_N$ modular flavor symmetry. We…

High Energy Physics - Phenomenology · Physics 2022-08-24 Tatsuo Kobayashi , Hajime Otsuka , Morimitsu Tanimoto , Kei Yamamoto

We show the outstanding potential of the High-Luminosity LHC (HL-LHC) to discover charged lepton flavor violation (cLFV) via the ultra-peripheral process $\gamma\gamma \to e^\pm\mu^\mp$. Using a gauge-invariant Effective Field Theory (EFT)…

High Energy Physics - Phenomenology · Physics 2025-11-20 M. A. Arroyo-Ureña , O. Félix-Beltrán , J. Hernández-Sánchez , C. G. Honorato , S. Rosado-Navarro

We present a model for Lepton Flavor Violating (LFV) neutral current non-standard interactions of neutrinos with matter fields parameterized by $\epsilon_{\alpha \beta}^f$ with $\alpha \ne \beta$. Here, unlike the previous models, the…

High Energy Physics - Phenomenology · Physics 2020-04-29 Yasaman Farzan

New physics scenarios beyond the Standard Model (SM) for neutrino mass mechanism often necessitate the existence of a neutral scalar $H$ and/or doubly-charged scalar $H^{\pm\pm}$, which couple to the SM charged leptons in a flavor violating…

High Energy Physics - Phenomenology · Physics 2019-02-14 P. S. Bhupal Dev , Rabindra N. Mohapatra , Yongchao Zhang

Charged lepton flavor violation (CLFV) represents a transition between charged leptons of different generations that violates lepton flavor conservation, which is a clear signature of possible new physics beyond the standard model. By…

High Energy Physics - Phenomenology · Physics 2023-04-12 Jingshu Li , Wanyue Wang , Xunye Cai , Chuxue Yang , Meng Lu , Zhengyun You , Sitian Qian , Qiang Li

If observed, charged lepton flavour violation is a clear sign of new physics - beyond the Standard Model minimally extended to accommodate neutrino oscillation data. We briefly review several extensions of the Standard Model which could…

High Energy Physics - Phenomenology · Physics 2017-10-11 Ana M. Teixeira