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We study a possibility to detect sleptons and flavour lepton number violation at LHC (CMS). We investigate the production and decays of right- and left-handed sleptons separately. We have found that for L = 10**5 1/pb it would be possible…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. I. Bityukov , N. V. Krasnikov

We study a possibility to detect sleptons at post-WMAP benchmark points at LHC(CMS). We find that at $L_{tot}=30 fb^{-1}$ it would be possible to detect sleptons at points A, B, C, D, G. We also investigate the production and decays of…

High Energy Physics - Phenomenology · Physics 2009-11-10 Yu. M. Andreev , S. I. Bityukov , N. V. Krasnikov

We show that in supersymmetric models with explicit flavor lepton number violation due to soft supersymmetry breaking terms there must be flavor lepton number violation in slepton decays. We propose to look for flavor lepton number…

High Energy Physics - Phenomenology · Physics 2009-10-28 N. V. Krasnikov

We show that in supersymmetric models with explicit flavor lepton number violation due to soft supersymmetry breaking mass terms there could be detectable flavor lepton number violation in slepton decays. We estimate LHC discovery potential…

High Energy Physics - Phenomenology · Physics 2011-04-15 N. V. Krasnikov

In supersymmetric scenarios, the seesaw mechanism involving heavy right-handed neutrinos implies sizable lepton flavor violation (LFV) in the slepton sector. We discuss the potential of detecting LFV processes at the LHC in mSUGRA+seesaw…

High Energy Physics - Phenomenology · Physics 2007-10-15 Frank Deppisch

Recent results from Super Kamiokande suggest $\nu_\mu-\nu_\tau$ mixing and hence lepton flavor violation. In supersymmetric models, this flavor violation may have implications for the pattern of slepton masses and mixings. Possible signals…

High Energy Physics - Phenomenology · Physics 2008-11-26 I. Hinchliffe , F. E. Paige

We discuss lepton flavour violating processes induced in the production and decay of heavy right-handed neutrinos at the LHC. Such particles appear in left-right symmetrical extensions of the Standard Model as the messengers of neutrino…

High Energy Physics - Phenomenology · Physics 2013-05-30 S. P. Das , F. F. Deppisch , O. Kittel , J. W. F. Valle

In supersymmetric models where the gravitino is the lightest superparticle, the next-to-lightest superparticle (NLSP) is long-lived, and hence could be collected and studied in detail. We study the prospects of direct detection of lepton…

High Energy Physics - Phenomenology · Physics 2008-11-26 Koichi Hamaguchi , Alejandro Ibarra

We consider the resonant production of charged sleptons at the LHC via R-parity violation followed by gauge decays to a charged lepton and a neutralino which then decays via R-parity violation. This gives a signature of two like-sign…

High Energy Physics - Phenomenology · Physics 2007-05-23 Herbi Dreiner , Peter Richardson , Michael H. Seymour

Flavor physics may help us understand theories beyond the standard model. In the context of supersymmetry, if we can measure the masses and mixings of sleptons and squarks, we may learn something about supersymmetry and supersymmetry…

High Energy Physics - Phenomenology · Physics 2014-11-20 Jonathan L. Feng , Sky T. French , Iftah Galon , Christopher G. Lester , Yosef Nir , Yael Shadmi , David Sanford , Felix Yu

It has been argued in the literature that the search for the slepton oscillation phenomenon can be a powerful probe of intergenerational mixing between sleptons, once sleptons are found at future colliders. In this article we estimate…

High Energy Physics - Phenomenology · Physics 2009-10-31 Daisuke Nomura

We investigate the prospects for detection of lepton flavour violation in sparticle production and decays at a Linear Collider (LC), in models guided by neutrino oscillation data. We consider both slepton pair production and sleptons…

High Energy Physics - Phenomenology · Physics 2015-05-28 E. Carquin , J. Ellis , M. E. Gomez , S. Lola

We show that the proposed Large Hadron electron Collider (LHeC) will provide an opportunity to search for left-right symmetry and establish lepton number violation, complementing current and planned searches based on LHC data and…

High Energy Physics - Phenomenology · Physics 2016-11-03 Manfred Lindner , Farinaldo S. Queiroz , Werner Rodejohann , Carlos E. Yaguna

We consider models of supersymmetry which can incorporate sizeable mixing between different generations of sfermions. While the mixing is constrained by the non-observation of various flavour changing neutral current (FCNC) processes, there…

High Energy Physics - Phenomenology · Physics 2016-02-03 Monoranjan Guchait , Abhishek M. Iyer , Rickmoy Samanta

The Super-Kamiokande atmospheric neutrino data suggest existence of the large lepton-flavor violating (LFV) interaction in the higher energy scale. If the minimal supersymmetric standard model is extended to have right-handed neutrinos, the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Junji Hisano , Mihoko M. Nojiri , Yasuhiro Shimizu , Minoru Tanaka

We study the phenomenology of a supersymmetric left-right model, assuming minimal supergravity boundary conditions. Both left-right and (B-L) symmetries are broken at an energy scale close to, but significantly below the GUT scale. Neutrino…

High Energy Physics - Phenomenology · Physics 2011-01-27 J. N. Esteves , M. Hirsch , W. Porod , J. C. Romao , F. Staub , A. Vicente

We study how the elements of the leptonic right-handed mixing matrix can be determined at the LHC in the minimal Left-Right symmetric extension of the standard model. We do it by explicitly relating them with physical quantities of the…

High Energy Physics - Phenomenology · Physics 2015-12-08 Juan Carlos Vasquez

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

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 review Lepton Flavour Violation (LFV) in the supersymmetric version of the seesaw mechanism (type I, II, III) and in Left-Right models. The LFV needed to explain neutrino masses and mixings is the only source of LFV and has experimental…

High Energy Physics - Phenomenology · Physics 2011-05-30 Jorge C. Romao
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