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Related papers: Flavour violating bosonic squark decays at LHC

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We examine experimental constraints on scharm-stop flavor mixing in the minimal supersymmetric standard model, which arise from the experimental bounds on squark and Higgs boson masses, the precision measurements of W-boson mass and the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Junjie Cao , Gad Eilam , Ken-ichi Hikasa , Jin Min Yang

We review a model of quark flavoured dark matter with new flavour violating interactions. This simplified model describes Dirac fermionic dark matter that is charged under a new U(3) flavour symmetry and couples to right-handed down quarks…

High Energy Physics - Phenomenology · Physics 2014-12-12 Monika Blanke

The LHC implications are presented of a simplified model of broken flavor symmetry in which a new scalar (a flavon) emerges with mass in the TeV range. We summarize the influence of the model on Higgs boson physics, notably on the…

High Energy Physics - Phenomenology · Physics 2014-10-28 Edmond L. Berger , Hao Zhang

In this work, we study the lepton flavor violation (LFV) of Z boson decays in the framework of the constrained minimal supersymmetric standard model (CMSSM) extended by the type-II seesaw model. The branching ratios of $Z\longrightarrow l_i…

High Energy Physics - Phenomenology · Physics 2025-03-25 Vael Hajahmad , Murhaf Alsayed Ali

We summarize briefly the CKM picture of flavour and CP violation that governs the models with minimal flavour violation (MFV). We then describe how this framework can be efficiently tested through particle-antiparticle mixing and rare $K$…

High Energy Physics - Phenomenology · Physics 2009-08-03 Andrzej J. Buras

We study the discovery reach of the gluino ($\widetilde{g}$) and the lightest stop squark ($\widetilde{t}_1$) with baryonic R-parity violation (UDD type) in the context of Minimal Supersymmetric Standard Model (MSSM) at the 14 TeV run of…

High Energy Physics - Phenomenology · Physics 2015-06-18 Biplob Bhattacherjee , Amit Chakraborty

In minimal supersymmetric model with a light Higgs sector, explicit CP violation and most general flavor mixings in the sfermion sector, integration of the superpartners out of the spectrum induces potentially large contributions to the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Durmus A. Demir

Flavor violating interactions of the Higgs boson are a generic feature of models with extended electroweak symmetry breaking sectors. Here, we investigate CP violation in these interactions, which can arise from interference of tree-level…

High Energy Physics - Phenomenology · Physics 2015-06-22 Joachim Kopp , Marco Nardecchia

The flavor structure of a wide class of models, denoted as next to minimal flavor violation (NMFV), is considered. In the NMFV framework, new physics (NP), which is required for stabilization of the electroweak symmetry breaking (EWSB)…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kaustubh Agashe , Michele Papucci , Gilad Perez , Dan Pirjol

Measurement of Lepton-Flavor Violation (LFV) in the minimal SUSY Standard Model (MSSM) at Large Hadron Collider (LHC) is studied based on a realistic simulation. We consider the LFV decay of the second-lightest neutralino, $\tilde{\chi}^0_2…

High Energy Physics - Phenomenology · Physics 2008-11-26 Junji Hisano , Ryuichiro Kitano , Mihoko M. Nojiri

We study the effects of lepton flavour violation (LFV) on the production processes e+e- --> \chi+_i \chi-_j at a linear collider with longitudinal e+ and e- beam polarizations. In the case of LFV the sneutrino mass eigenstates have no…

High Energy Physics - Phenomenology · Physics 2009-11-13 Karl Hohenwarter-Sodek , Thomas Kernreiter

The lepton flavor violating decay of the Standard Model-like Higgs boson (LFVHD), h->\mu\tau, is discussed in seesaw models at the one-loop level. Based on particular analytic expressions of Passarino-Veltman functions, the two unitary and…

High Energy Physics - Phenomenology · Physics 2017-06-16 N. H. Thao , L. T. Hue , H. T. Hung , N. T. Xuan

In the framework of the flipped 3-3-1 model introduced recently [1], the lepton-flavor-violating (LFV) decay $\mu \rightarrow 3e$ was predicted to have a large branching ratio (Br) close to the recent experimental limit. We will show that…

High Energy Physics - Phenomenology · Physics 2020-05-06 T. T. Hong , H. T. Hung , H. H. Phuong , L. T. T. Phuong , L. T. Hue

We re-assess constraints from flavour-changing neutral currents in the kaon system on supersymmetric scenarios with a light gluino, two heavy generations of squarks and a lighter third generation. We compute for the first time limits in…

High Energy Physics - Phenomenology · Physics 2013-05-14 Joern Kersten , Liliana Velasco-Sevilla

We discuss possibility of direct search for lepton flavor violation (LFV) in Yukawa interaction by measuring the branching ratio for the decay of the lightest Higgs boson ($h^0$) into a $\tau$-$\mu$ pair at a linear collider. We study the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Shinya Kanemura , Kouichi Matsuda , Toshihiko Ota , Tetsuo Shindou , Eiichi Takasugi , Koji Tsumura

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 examine the process $B \to X_s \gamma$ in minimal supersymmetry (SUSY) with general squark flavor mixings. We include all relevant next--to--leading order (NLO) QCD corrections and dominant NLO SUSY effects from the gluino. We find that…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ken-ichi Okumura , Leszek Roszkowski

In the framework of minimal flavor violation (MFV), we discuss the decay properties of a supersymmetric scalar top (stop) in the presence of a light gravitino. Given a small mass difference between the lighter stop and lightest neutralino…

High Energy Physics - Phenomenology · Physics 2011-12-23 Jong Soo Kim , Henning Sedello

We study the impact of a type-I SUSY seesaw concerning lepton flavour violation (LFV) at low-energies and at the LHC. At the LHC, $ \chi_2^0\to \tilde \ell \,\ell \to \ell \,\ell\,\chi_1^0$ decays, in combination with other observables,…

High Energy Physics - Phenomenology · Physics 2015-03-03 A. M. Teixeira , A. Abada , A. J. R. Figueiredo , J. C. Romao

Lepton Flavor Violating (LFV) decays are forbidden in the Standard Model (SM) and to explore them one has to go beyond it. The flavor changing neutral current induced Lepton Flavor Conserving and LFV decays of $K$ and $B$ mesons are…

High Energy Physics - Phenomenology · Physics 2018-06-13 Fayyazuddin , M. Jamil Aslam , Cai-Dian Lu