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Related papers: Sgluons in the same-sign lepton searches

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Limits are set on the pair production of scalar leptoquarks, where all possible decays of the leptoquark into a quark ($t$, $b$) and a lepton ($\tau$, $\nu$) of the third generation are considered. The limits are presented as a function of…

High Energy Physics - Experiment · Physics 2019-08-13 ATLAS Collaboration

We present a study of sensitivity of the R-parity violating SUSY searches with the upgraded D0 detector in Run II of the Fermilab Tevatron, within a SUGRA framework. We considered the lightest neutralino as an LSP that decays into a lepton…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Banerjee , N. K. Mondal , V. S. Narasimham , N. Parua

The first search for supersymmetry from ATLAS with 70/nb of integrated luminosity extends the Tevatron' s reach for colored particles that decay into jets plus missing transverse energy. For gluinos that decay directly or through a one step…

High Energy Physics - Phenomenology · Physics 2011-07-25 Daniele S. M. Alves , Eder Izaguirre , Jay G. Wacker

A search for leptoquarks decaying into the $b\tau$ final state is performed using Run 2 proton-proton collision data from the Large Hadron Collider, corresponding to an integrated luminosity of 139 fb$^{-1}$ at $\sqrt{s} = 13$ TeV recorded…

High Energy Physics - Experiment · Physics 2023-10-24 The ATLAS Collaboration

This paper reports a search for decays of long-lived charginos or $\tau$-sleptons to final states containing a short disappearing track, a single high-energy jet, and missing transverse momentum. The search uses 137 fb$^{-1}$ of data from…

High Energy Physics - Experiment · Physics 2026-03-10 ATLAS Collaboration

A search for Higgs boson pair production in events with two $b$-jets and two $\tau$-leptons is presented, using a proton-proton collision dataset with an integrated luminosity of 139 fb$^{-1}$ collected at $\sqrt{s}=13$ TeV by the ATLAS…

High Energy Physics - Experiment · Physics 2023-07-24 ATLAS Collaboration

A search is reported for the pair production of a new quark, b', with at least one b' decaying to a Z boson and a bottom quark. The data, corresponding to 2.0 fb^-1 of integrated luminosity, were collected from pp collisions at sqrt(s) = 7…

High Energy Physics - Experiment · Physics 2015-03-20 ATLAS Collaboration

Two searches for supersymmetric particles in final states containing a same-flavour opposite-sign lepton pair, jets and large missing transverse momentum are presented. The proton-proton collision data used in these searches were collected…

High Energy Physics - Experiment · Physics 2015-10-13 ATLAS Collaboration

Within the supergravity framework, sleptons are expected to be considerably lighter than squarks if gluinos and squarks are approximately degenerate. This can lead to a significant enhancement in leptonic branching ratio for neutralinos,…

High Energy Physics - Phenomenology · Physics 2009-12-30 H. Baer , C. Kao , X. Tata

A search is reported for excited $\tau$-leptons and leptoquarks in events with two hadronically decaying $\tau$-leptons and two or more jets. The search uses proton-proton (pp) collision data at $\sqrt{s} = 13$ TeV recorded by the ATLAS…

High Energy Physics - Experiment · Physics 2023-07-10 ATLAS Collaboration

A search for squarks and gluinos in events containing jets, missing transverse momentum and no electrons or muons is presented. The data were recorded in 2011 by the ATLAS experiment in sqrt(s) = 7 TeV proton-proton collisions at the Large…

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

A search for pair production of vector-like leptons coupling to first- and second-generation Standard Model leptons is presented. The search is based on a dataset of proton-proton collisions at $\sqrt{s}=13$ TeV recorded with the ATLAS…

High Energy Physics - Experiment · Physics 2025-09-03 ATLAS Collaboration

A search is presented for direct top-squark pair production in final states with two leptons (electrons or muons) of opposite charge using 20.3fb-1 of pp collision data at sqrt(s)=8TeV, collected by the ATLAS experiment at the Large Hadron…

High Energy Physics - Experiment · Physics 2014-06-26 ATLAS Collaboration

The results of a search for supersymmetry in final states containing at least one isolated lepton (electron or muon), jets and large missing transverse momentum with the ATLAS detector at the Large Hadron Collider (LHC) are reported. The…

High Energy Physics - Experiment · Physics 2015-05-05 ATLAS Collaboration

A search for new resonances decaying into jets containing b-hadrons in $pp$ collisions with the ATLAS detector at the LHC is presented in the dijet mass range from 0.57 TeV to 7 TeV. The dataset corresponds to an integrated luminosity of up…

High Energy Physics - Experiment · Physics 2018-09-27 ATLAS Collaboration

A search for leptoquark pair production decaying into $te^- \bar{t}e^+$ or $t\mu^- \bar{t}\mu^+$ in final states with multiple leptons is presented. The search is based on a dataset of $pp$ collisions at $\sqrt{s}$=13 TeV recorded with the…

High Energy Physics - Experiment · Physics 2024-08-28 ATLAS Collaboration

A search for new phenomena in events with two same-charge leptons or three leptons and jets identified as originating from $b$-quarks in a data sample of 36.1 fb$^{-1}$ of $pp$ collisions at $\sqrt{s}= 13$ TeV recorded by the ATLAS detector…

High Energy Physics - Experiment · Physics 2019-01-25 ATLAS Collaboration

A search for charged leptons with large impact parameters using 139 fb$^{-1}$ of $\sqrt{s} = 13$ TeV $pp$ collision data from the ATLAS detector at the LHC is presented, addressing a long-standing gap in coverage of possible new physics…

High Energy Physics - Experiment · Physics 2021-08-03 ATLAS Collaboration

Prospects for ATLAS observation of a SUSY-like signal from two gluinos are investigated within a certain region of the mSUGRA parameter space, where the cross section of the two gluinos production via gluon-gluon fusion is estimated at a…

High Energy Physics - Experiment · Physics 2007-05-23 V. A. Bednyakov , J. A. Budagov , A. V. Gladyshev , D. I. Kazakov , G. D. Khoriauli , D. I. Khubua

An inclusive search for a new-physics signature of lepton-jet resonances has been performed by the ATLAS experiment. Scalar leptoquarks, pair-produced in $pp$ collisions at $\sqrt{s}$ = 13 TeV at the Large Hadron Collider, have been…

High Energy Physics - Experiment · Physics 2016-09-21 ATLAS Collaboration