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Related papers: A Search for Charged Massive Stable Particles

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A search was performed for charginos with masses close to the mass of the lightest neutralino in e+e- collisions at centre-of-mass energies of 189-209 GeV recorded by the OPAL detector at LEP. Events were selected if they had an observed…

High Energy Physics - Experiment · Physics 2012-08-27 The OPAL collaboration

A search for heavy charged long-lived particles is performed using a data sample of 36.1 fb$^{-1}$ of proton-proton collisions at $\sqrt{s} = 13$ TeV collected by the ATLAS experiment at the Large Hadron Collider. The search is based on…

High Energy Physics - Experiment · Physics 2019-06-05 ATLAS Collaboration

We performed a signature-based search for long-lived charged massive particles (CHAMPs) produced in 1.0 $\rm{fb}^{-1}$ of $\bar{p}p$ collisions at $\sqrt{s}=1.96$ TeV, collected with the CDF II detector using a high transverse-momentum…

High Energy Physics - Experiment · Physics 2009-09-02 CDF Collaboration , T. Aaltonen

We present the first search for pair production of isolated jets of charged leptons in association with a large imbalance in transverse energy in ppbar collisions using 5.8 fb^-1 of integrated luminosity collected by the D0 detector at the…

High Energy Physics - Experiment · Physics 2010-12-03 D0 Collaboration , V. Abazov et al.

We report the result of a search for charginos and neutralinos, in e+e- collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176 pb^{-1}. Improved upper limits for these particles…

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

The CDF and D0 collider experiments at Fermilab have searched for evidence of physics extending beyond the scope of the Standard Model of particles and interactions. We report on the results of searches for heavy extra gauge bosons, extra…

High Energy Physics - Experiment · Physics 2007-05-23 Arnold Pompos

A search for the electroweak production of charginos, neutralinos and sleptons decaying into final states involving two or three electrons or muons is presented. The analysis is based on 36.1 fb$^{-1}$ of $\sqrt{s}=13$ TeV proton-proton…

High Energy Physics - Experiment · Physics 2019-01-11 ATLAS Collaboration

In supersymmetric models, Winos, partners of the SU(2) gauge bosons, may be the lightest supersymmetric particles (LSPs). For generic parameters, charged and neutral Winos are highly degenerate. Charged Winos travel macroscopic distances,…

High Energy Physics - Phenomenology · Physics 2009-09-15 Jonathan L. Feng , Takeo Moroi , Lisa Randall , Matthew Strassler , Shufang Su

A search for charginos nearly mass-degenerate with the lightest supersymmetric particle is performed using the 176 pb^-1 of data collected at 189 GeV in 1998 with the L3 detector. Mass differences between the chargino and the lightest…

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

The ATLAS experiment has performed extensive searches for the electroweak production of charginos, neutralinos and staus. This article summarizes and extends the search for electroweak supersymmetry with new analyses targeting scenarios not…

High Energy Physics - Experiment · Physics 2016-03-17 ATLAS Collaboration

A search for pair production of supersymmetric particles in events with two oppositely charged leptons (electrons or muons) and missing transverse momentum is reported. The data sample corresponds to an integrated luminosity of 35.9…

High Energy Physics - Experiment · Physics 2018-11-26 CMS Collaboration

This paper reviews some of the most recent results from CDF and D0 experiments on searches for supersymmetry (SUSY) at the Tevatron. We focus on searches for chargino/neutralino, stop, sbottom, and long lived massive SUSY particles, on data…

High Energy Physics - Experiment · Physics 2007-05-23 Song Ming Wang

We present a search for the associated production of charginos and neutralinos in p-pbar collisions at 1.96 TeV. The data were collected at the Collider Detector at Fermilab (CDF II) and correspond to integrated luminosities between 0.7 and…

High Energy Physics - Experiment · Physics 2010-05-12 CDF Collaboration , T. Aaltonen

A search for electroweak production of supersymmetric particles is performed in two-lepton and three-lepton final states using recursive jigsaw reconstruction. The search uses data collected in 2015 and 2016 by the ATLAS experiment in…

High Energy Physics - Experiment · Physics 2019-03-21 ATLAS Collaboration

Searches for the electroweak production of charginos, neutralinos and sleptons in final states characterized by the presence of two leptons (electrons and muons) and missing transverse momentum are performed using 20.3 fb-1 of proton-proton…

High Energy Physics - Experiment · Physics 2014-08-21 ATLAS Collaboration

We present the current status of searches for supersymmetry performed at the Tevatron accelerator at Fermilab by the CDF and D0 collaborations using luminosity of up to 2.1 fb-1. We focus on searches for charginos, neutralinos, squarks,…

High Energy Physics - Experiment · Physics 2008-06-17 John Strologas

Searches for heavy long-lived charged particles are performed using a data sample of 19.8 fb$^{-1}$ from proton-proton collisions at a centre-of-mass energy of $\sqrt{s}$ = 8 TeV collected by the ATLAS detector at the Large Hadron Collider.…

High Energy Physics - Experiment · Physics 2015-01-23 ATLAS Collaboration

A search for new particles (X) that decay to electron or muon pairs has been performed using approximately 200 pb**(-1) of pbarp collision data at sqrt(s)=1.96 TeV collected by the CDF II experiment at the Fermilab Tevatron. Limits on…

High Energy Physics - Experiment · Physics 2010-05-12 CDF Collaboration , A. Abulencia

Both Tevatron experiments, D0 and CDF, have searched for signs of Supersymmetry in the present Run II data sample, using integrated luminosities of up to 260/pb collected in ppbar collisions at a center-of-mass energy of 1.96TeV. In these…

High Energy Physics - Experiment · Physics 2019-08-14 Arnd Meyer

In split supersymmetry, gauginos and Higgsinos are the only supersymmetric particles which are possibly accessible at foreseeable colliders. While the direct experimental searches, such as LEP and Tevatron experiments, gave robust lower…

High Energy Physics - Phenomenology · Physics 2009-01-07 Fei Wang , Wenyu Wang , Jin Min Yang