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Related papers: New Physics and Single Top Production

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Measurements of single top and rare top quark production may be sensitive to theories of physics beyond the standard model (SM), including those in which the energy scale of new physics is beyond the energies directly accessible at the…

High Energy Physics - Experiment · Physics 2022-06-06 Samuel May

Contrary to the general trend of looking for new physics at energies beyond the current reach of the Large Hadron Collider (LHC), this article proposes a strategy to look for light new physics via a meticulous study of well known and…

High Energy Physics - Phenomenology · Physics 2024-10-22 Dibyashree Sengupta

After many years searching for electroweak production of top quarks, the Tevatron collider experiments have now moved from obtaining first evidence for single top quark production to an impressive array of measurements that test the…

High Energy Physics - Experiment · Physics 2008-09-08 A. P. Heinson

We study the new heavy charged gauge boson W' in various models including Left-Right symmetric, Little Higgs, Randall-Sundrum and universal extra dimension model considering pp \rightarrow W' \rightarrow lepton + neutrino with the 7 TeV and…

High Energy Physics - Phenomenology · Physics 2011-09-12 DongHee Kim , Youngdo Oh , Seong Chan Park

After the discovery of the 125 GeV scalar boson with gauge properties similar to the Standard Model Higgs, the search for beyond the SM interactions will focus on studying the discovered particles' coupling properties more precisely and…

High Energy Physics - Phenomenology · Physics 2014-05-12 Christoph Englert , Emanuele Re

The addition of forward proton detectors to LHC experiments will significantly enlarge the potential for studying New Physics. A topical example is Higgs production by the central exclusive diffractive process, pp -> p+H+p. We discuss the…

High Energy Physics - Phenomenology · Physics 2011-04-11 V. A. Khoze , A. D. Martin , M. G. Ryskin

We examine the ability of future facilities to discover and interpret non-supersymmetric new phenomena. We first explore explicit manifestations of new physics, including extended gauge sectors, leptoquarks, exotic fermions, and technicolor…

High Energy Physics - Phenomenology · Physics 2016-09-06 Stephen Godfrey , JoAnne L. Hewett , Lawrence E. Price

A search is presented for production of a heavy up-type quark (t') together with its antiparticle, assuming a significant branching ratio for subsequent decay into a W boson and a b quark. The search is based on 4.7 fb^-1 of pp collisions…

High Energy Physics - Experiment · Physics 2013-06-11 ATLAS Collaboration

We investigate new physics that could be discovered with very little LHC data, beyond the expected sensitivity of the Tevatron. We construct "supermodels", for which the LHC sensitivity with 10 pb-1 luminosity is already greater than that…

High Energy Physics - Phenomenology · Physics 2010-12-30 Zoltan Ligeti

We investigate the corrections of the littlest Higgs(LH) model and the SU(3) simple group model to single top production at the CERN Large Hardon Collider(LHC). We find that the new gauge bosons $W_{H}^{\pm}$ predicted by the LH model can…

High Energy Physics - Phenomenology · Physics 2009-01-07 Chong-Xing Yue , Li Zhou , Shuo Yang

Extensions of the Standard Model that include vector-like quarks commonly also include additional particles that may mediate new production or decay modes. Using as example the minimal linear $\sigma$ model, that reduces to the minimal…

High Energy Physics - Phenomenology · Physics 2020-02-19 J. A. Aguilar-Saavedra , J. Alonso-Gonzalez , L. Merlo , J. M. No

The Higgs factory is designed for precise measurement of Higgs characters and search for new physics. In this paper we propose that $e^+e^- \to \gamma h$ process could be a useful channel for new physics, which is normally expressed model…

High Energy Physics - Phenomenology · Physics 2015-12-09 Hong-Yu Ren

The PHOBOS experiment has measured the properties of particle production in heavy ion collisions between sqrt(s_NN) of 20 and 200 GeV. The dependencies of charged particle yield on energy, system size, and both longitudinal and transverse…

Nuclear Experiment · Physics 2007-05-29 G. S. F. Stephans

The vector-like quarks are predicted in many new physics scenarios beyond the Standard Model~(SM) and could be seen potential signatures of new physics at the TeV energy scale. In this work, we study single production of exotic singlet and…

High Energy Physics - Phenomenology · Physics 2022-01-19 Jin-Zhong Han , Jing Yang , Shuai Xu , Han-Kui Wang

We study heavy physics effects on the Higgs production in $\gamma \gamma $ fusion using the effective Lagrangian approach. We find that the effects coming from new physics may enhance the standard model predictions for the number of events…

High Energy Physics - Phenomenology · Physics 2009-10-05 J. M. Hernández , M. A. Pérez , J. J. Toscano

Recent experimental results on angular observables in the rare decay $B\to K^*\mu^+\mu^-$ show significant deviations from Standard Model predictions. We investigate the possibility that these deviations are due to new physics. Combining…

High Energy Physics - Phenomenology · Physics 2014-09-05 Wolfgang Altmannshofer , David M. Straub

In this paper I highlight a few selected topics on strange particle production in heavy-ion collisions. By studying the yield and spectra of strange particles we hope to gain understanding of the conditions reached in, and the ensuing…

Nuclear Experiment · Physics 2009-11-10 Helen Caines

Barrientos Bendezu' and Kniehl [hep-ph/9807480] recently suggested that $W^\pm H^\mp$ associated production may be a useful channel in the search for the elusive heavy charged Higgs bosons of the 2 Higgs Doublet Model at the Large Hadron…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Moretti , K. Odagiri

We study the $W^{'}$ phenomenology in composite Higgs/ warped extra dimensional models focusing on the effect of fermionic resonances at $\sim$1 TeV. After deriving the existing bounds from the current LHC-8 analyses, we highlight the most…

High Energy Physics - Phenomenology · Physics 2014-06-11 Natascia Vignaroli

We study the production of a single charged slepton in association with a top quark in a R-parity violating supersymmetric model with lepton number violating interactions at the Large Hadron Collider. We find that the longitudinal…

High Energy Physics - Phenomenology · Physics 2010-08-27 Masato Arai , Katri Huitu , Santosh Kumar Rai , Kumar Rao