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Related papers: Slepton production in polarized hadron collisions

200 papers

In R-parity conserving supersymmetric models, sleptons are produced in pairs at hadron colliders. We show that measurements of the longitudinal single-spin asymmetry at possible polarization upgrades of existing colliders allow for a direct…

High Energy Physics - Phenomenology · Physics 2008-11-26 Benjamin Fuks

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

We calculate the total cross section for single charged slepton production in association with a top quark at hadron colliders in the baryon triality (B$_3$) supersymmetric model. We compute event rates for the Tevatron and LHC. We study…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. A. Bernhardt , H. K. Dreiner , S. Grab , P. Richardson

We study the production cross sections for squarks and gluinos in collision of longitudinally polarized hadrons. The corresponding polarized partonic cross sections are computed in leading order supersymmetric QCD. The resulting asymmetries…

High Energy Physics - Phenomenology · Physics 2009-11-10 T. Gehrmann , D. Maitre , D. Wyler

Motivated by the shift in experimental attention towards electroweak supersymmetric particle production at the CERN LHC, we update in this paper our precision predictions at next-to-leading order of perturbative QCD matched to resummation…

High Energy Physics - Phenomenology · Physics 2014-02-07 Benjamin Fuks , Michael Klasen , David R. Lamprea , Marcel Rothering

We calculate the cross section for the production of pairs of scalar leptoquarks (sleptoquarks) in a supersymmetric $E_6$ model, at hadron colliders. We estimate higher order corrections by including $\pi^2$ terms induced by soft-gluon…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. de Montigny , L. Marleau , G. Simon

We present an exploratory study of gaugino-pair production in polarized and unpolarized hadron collisions, focusing on the correlation of beam polarization and gaugino/Higgsino mixing in the general Minimal Supersymmetric Standard Model.…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Debove , B. Fuks , M. Klasen

Renormalizable quartic couplings among new particles are typical of supersymmetric models. Their detection could provide a test for supersymmetry, discriminating it from other extensions of the Standard Model. Quartic couplings among…

High Energy Physics - Phenomenology · Physics 2011-03-28 Francesca Borzumati , Kaoru Hagiwara

In R-parity conserving supersymmetric (SUSY) models, sleptons are produced in pairs at hadron colliders through neutral and charged electroweak currents. We demonstrate that the polarization of the initial hadron beams allows for a direct…

High Energy Physics - Phenomenology · Physics 2009-11-11 M. Klasen

Single $s$-channel production of sleptons, such as $\tilde \tau$'s and/or $\tilde \nu_\tau$, with their subsequent decay into purely leptonic or dijet final states is possible in hadronic collisions via R-parity violating couplings. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. L. Hewett , T. G. Rizzo

We consider the resonant production of sleptons via R-parity violation in hadron-hadron collisions followed by supersymmetric gauge decays of the sleptons. We look at decay modes which lead to the production of a like-sign dilepton pair.…

High Energy Physics - Phenomenology · Physics 2009-10-31 Herbi Dreiner , Peter Richardson , Mike Seymour

A new method is presented for measuring the spin of selectrons and smuons at the Large Hadron Collider (LHC), using an angular variable which is sensitive to the polar angle in direct slepton pair production. This variable is invariant…

High Energy Physics - Phenomenology · Physics 2009-11-11 A. J. Barr

Hadron production and lepton-pair production in e+e- collisions are studied with data collected with the L3 detector at LEP at centre-of-mass energies sqrt{s}=192-208GeV. Using a total integrated luminosity of 453/pb, 36057 hadronic events…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

The pair production of sleptons in electron-positron collisions is investigated in a supersymmetric left-right model. The cross section is found considerably larger than in the minimal supersymmetric version of the Standard Model (MSSM)…

High Energy Physics - Phenomenology · Physics 2009-10-28 K. Huitu , J. Maalampi , M. Raidal

We calculate squared helicity amplitudes for non-diagonal and mixed squark pair production at hadron colliders, taking into account not only loop-induced QCD diagrams, but also previously unconsidered electroweak channels, which turn out to…

High Energy Physics - Phenomenology · Physics 2011-01-27 G. Bozzi , B. Fuks , M. Klasen

Accurate theoretical calculations of slepton pair production processes at threshold are necessary for an accurate determination of slepton masses. We discuss the gauge invariant calculation of these processes for selectron and smuon pairs,…

High Energy Physics - Phenomenology · Physics 2009-04-13 A. Freitas , D. J. Miller

We study the prospects for detecting the sleptons of the Minimal Supersymmetric Standard Model at hadron colliders and supercolliders. We use ISAJET 7.03 to simulate charged slepton and sneutrino pair production, incorporating slepton and…

High Energy Physics - Phenomenology · Physics 2011-03-17 H. Baer , C. Chen , F. Paige , X. Tata

Slepton pairs can be produced in vector-boson fusion processes at hadron colliders. The next-to-leading order QCD corrections to the electroweak production cross section for p p -> slepton+ slepton- +2jets at order alpha_s alpha^4 have been…

High Energy Physics - Phenomenology · Physics 2008-11-26 Partha Konar , Dieter Zeppenfeld

We calculate the total cross sections and probabilities of electromagnetic productions of electron, muon and tauon pair productions simultaneously. At the Large Hadron Collider (LHC), the available electromagnetic energy is sufficient to…

Nuclear Theory · Physics 2017-11-01 Erkan Kurban , Mehmet Cem Guclu

We evaluate the cross section for single slepton production at hadron colliders in supersymmetric theories with R-parity violating interactions to the next-to-leading order in QCD. We obtain fully differential cross section by using the…

High Energy Physics - Phenomenology · Physics 2010-10-27 Yu-Qi Chen , Tao Han , Zong-Guo Si
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