English
Related papers

Related papers: Higgs Decay $h\to\mu\tau$ with Minimal Flavor Viol…

200 papers

We consider the flavor-changing decays of the Higgs boson in a grand unified theory framework which is based on the SU(5) gauge group and implements the principle of minimal flavor violation. This allows us to explore the possibility of…

High Energy Physics - Phenomenology · Physics 2016-12-07 Seungwon Baek , Jusak Tandean

Inspired by the recent CMS $h \to \mu\tau$ excess, we calculate the lepton flavor violating Higgs decay $h \to \mu\tau$ in the littlest Higgs model with T-parity (LHT). Under the constraints of $\ell_i \to \ell_j \gamma$, $Z \to \ell_i…

High Energy Physics - Phenomenology · Physics 2021-03-09 Bingfang Yang , Jinzhong Han , Ning Liu

Lepton flavor violating Higgs boson decays are studied within the context of seesaw models with Majorana massive neutrinos. Two models are considered: The SM-seesaw, with the Standard Model Particle content plus three right handed…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. Arganda , A. M. Curiel , M. J. Herrero , D. Temes

We carry out an exhaustive analysis of lepton flavor violating processes within the Simplest Little Higgs model. Its discovery could be expected from either $\mu\to e$ conversion in nuclei, $\mu\to e\gamma$ or $\mu\to3e$ decays. Then, the…

High Energy Physics - Phenomenology · Physics 2022-09-26 Enrique Ramirez , Pablo Roig

We study a class of nonstandard interactions of the newly discovered 125 GeV Higgs-like resonance that are especially interesting probes of new physics: flavor violating Higgs couplings to leptons and quarks. These interaction can arise in…

High Energy Physics - Phenomenology · Physics 2015-08-17 Roni Harnik , Joachim Kopp , Jure Zupan

We study lepton flavor violating Higgs decays in two models, with the recently found hint for Higgs $\to \mu \tau$ at CMS as a benchmark value for the branching ratio. The first model uses the discrete flavor symmetry group $A_4$, broken at…

High Energy Physics - Phenomenology · Physics 2015-05-18 Julian Heeck , Martin Holthausen , Werner Rodejohann , Yusuke Shimizu

Recent data from the ATLAS and CMS detectors at the Large Hadron Collider at CERN give a hint of possible violation of flavor in the leptonic decays of the Higgs boson. In this work we analyze the flavor violating leptonic decays $H^0_1\to…

High Energy Physics - Phenomenology · Physics 2017-01-04 Seham Fathy , Tarek Ibrahim , Ahmad Itani , Pran Nath

Recently, the ATLAS and CMS Collaborations reported the latest experimental upper limits on the branching ratios of the lepton flavor violating (LFV) 125 GeV Higgs boson decays, $h\rightarrow e\mu$, $h\rightarrow e\tau$, and $h\rightarrow…

High Energy Physics - Phenomenology · Physics 2021-06-16 Ze-Ning Zhang , Hai-Bin Zhang , Jin-Lei Yang , Shu-Min Zhao , Tai-Fu Feng

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

Flavor physics has been crucial in the development of particle physics and it will keep being so in the future. Nowadays, this kind of processes, in particular lepton flavor changing observed in neutrino oscillations, give us the clearest…

High Energy Physics - Phenomenology · Physics 2017-10-24 X. Marcano

Realistic predictions are made for the rates of lepton flavour violating Higgs boson decays, tau --> mu gamma, mu --> e gamma, Bs --> mu+mu-, Bs --> tau mu and tau --> 3mu, via a top-down analysis of the Minimal Supersymmetric Standard…

High Energy Physics - Phenomenology · Physics 2011-03-23 J. K. Parry

Lepton flavor violating Higgs boson decays (LFVHD) are studied in the context of the Minimal Supersymmetric Standard Model (MSSM) enlarged with three right handed neutrinos and their supersymmetric partners, and with the neutrino masses…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Arganda , A. M. Curiel , M. J. Herrero , D. Temes

Little Higgs Models are a possible elegant solution to the hierarchy problem on the Higgs mass. As they predict naturally small deviations with respect to SM results, they are in agreement with all current experimental data. In this…

High Energy Physics - Phenomenology · Physics 2016-10-10 P. Roig

We compute the lepton flavour violating couplings of Higgs bosons in the Minimal Supersymmetric Standard Model, and show that they can induce the decays (h,H,A) --> mu tau at non-negligible rates, for large tan(beta) and sizeable smuon-stau…

High Energy Physics - Phenomenology · Physics 2008-11-26 Andrea Brignole , Anna Rossi

We present our study of lepton flavour violating decays of a Higgs boson with properties compatible with those of the particle recently discovered at the LHC. We worked in the context of the inverse seesaw model, considering the most…

High Energy Physics - Phenomenology · Physics 2014-06-03 E. Arganda , M. J. Herrero , X. Marcano , C. Weiland

A search for lepton flavour violating decays of the Higgs boson in the $\mu\tau$ and e$\tau$ decay modes is presented. The search is based on a data set corresponding to an integrated luminosity of 35.9 fb$^{-1}$ of proton-proton collisions…

High Energy Physics - Experiment · Physics 2018-06-06 CMS Collaboration

Run-I results from the CMS collaboration show an excess of events in the decay $h \to \mu \tau_e$ with a local significances of 2.4$\sigma$. This could be the first hint of flavour violation in the Higgs sector. We summarise the bounds on…

High Energy Physics - Phenomenology · Physics 2016-07-19 Shankha Banerjee , Biplob Bhattacherjee , Manimala Mitra , Michael Spannowsky

In this work we present a new computation of the lepton flavor violating Higgs boson decays that are generated radiatively to one-loop from heavy right-handed neutrinos. We work within the context of the inverse seesaw model with three…

High Energy Physics - Phenomenology · Physics 2017-06-05 E. Arganda , M. J. Herrero , X. Marcano , R. Morales , A. Szynkman

In this paper we examine thoroughly the Higgs boson to mu tau decay via processes involving R parity violating couplings. By means of full one-loop diagrammatic calculations, we found that even if known experimental constraints,…

High Energy Physics - Phenomenology · Physics 2013-02-14 Abdesslam Arhrib , Yifan Cheng , Otto C. W. Kong

In this paper we consider a Higgs boson with mass and other properties compatible with those of the recently discovered Higgs particle at the LHC, and explore the possibility of new Higgs leptonic decays, beyond the standard model, with the…

High Energy Physics - Phenomenology · Physics 2015-02-26 E. Arganda , M. J. Herrero , X. Marcano , C. Weiland
‹ Prev 1 2 3 10 Next ›