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Related papers: Dijet Searches for Supersymmetry at the LHC

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Current ideas for SUPERSYMMETRY searches at the LHC are reviewed. We analyse the discovery prospects for various supersymmetric particles and describe recent ideas on the possibilities of detailed SUSY studies at the LHC. We also combine…

High Energy Physics - Experiment · Physics 2007-05-23 Michael Dittmar

We use ISAJET to perform a detailed study of the multilepton signals expected from cascade decays of supersymmetric particle produced at the CERN LHC. Our analysis is performed within the framework of the minimal supergravity model with…

High Energy Physics - Phenomenology · Physics 2009-10-28 Howard Baer , Chih-hao Chen , Frank Paige , Xerxes Tata

Simplified models of the dark matter (co)annihilation mechanism predict striking new collider signatures untested by current searches. These models, which were codified in the coannihilation codex, provide the basis for a dark matter (DM)…

High Energy Physics - Phenomenology · Physics 2016-10-12 Malte Buschmann , Sonia El Hedri , Anna Kaminska , Jia Liu , Maikel de Vries , Xiao-Ping Wang , Felix Yu , Jose Zurita

The two-Higgs-doublet model contains extra Higgs bosons, with mass ranges spanning from several hundred GeV to about 1 TeV. We study the possible experimental searches for the neutral Higgs bosons of $A$ and $H$ at the future…

High Energy Physics - Phenomenology · Physics 2016-11-28 Ning Chen

We use ISAJET to perform a detailed study of the missing transverse energy $\eslt$ plus multi-jet signal expected from superparticle production at the CERN LHC. Our analysis is performed within the framework of the minimal supergravity…

High Energy Physics - Phenomenology · Physics 2016-09-01 H. Baer , C. H. Chen , F. Paige , X. Tata

We investigate the discovery potential of the top-quark charge asymmetry at the LHC in top-antitop production in association with a hard jet. In this process, the charge asymmetry can be accessed via two novel observables: the incline…

High Energy Physics - Phenomenology · Physics 2013-08-01 Stefan Berge , Susanne Westhoff

Highlights are presented of current searches for supersymmetry produced in proton-proton collisions at the LHC, operating at sqrt(s)=7TeV. Searches with missing transverse energy are summarized from both the ATLAS and CMS experiments. A…

High Energy Physics - Experiment · Physics 2019-08-14 Steven Lowette

Invariant mass distributions of jet pairs (dijets) produced in LHC proton-proton collisions at a centre-of-mass energy sqrt(s)=7 TeV have been studied using a data set corresponding to an integrated luminosity of 1.0 fb^-1 recorded in 2011…

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

The discovery and exploration of Supersymmetry in a model-independent fashion will be a daunting task due to the large number of soft-breaking parameters in the MSSM. In this paper, we explore the capability of the ATLAS detector at the LHC…

High Energy Physics - Phenomenology · Physics 2011-07-26 John A. Conley , James S. Gainer , JoAnne L. Hewett , My Phuong Le , Thomas G. Rizzo

Supersymmetric models with low electroweak fine-tuning are more prevalent on the string landscape than fine-tuned models. We assume a fertile patch of landscape vacua containing the minimal supersymmetric standard model (MSSM) as a…

High Energy Physics - Phenomenology · Physics 2023-12-22 Juhi Dutta

Searches for supersymmetry were conducted using the 35 pb-1 of data collected by the CMS experiment at the LHC in 2010, at a centre-of-mass energy of 7 TeV. A wide variety of final states featuring jets and missing transverse energy,…

High Energy Physics - Experiment · Physics 2019-08-13 Colin Bernet

We investigate early discovery signals for supersymmetry at the Large Hadron Collider without using information about missing transverse energy. Instead we use cuts on the number of jets and isolated leptons (electrons and/or muons). We…

High Energy Physics - Phenomenology · Physics 2010-03-19 Joakim Edsjo , Erik Lundstrom , Sara Rydbeck , Jorgen Sjolin

We present a comprehensive analysis of the discovery reach and exclusion limits for an ultraheavy diquark scalar (7-9.5 TeV) decaying into a pair of vectorlike quarks (1.5-2 TeV) at the HL-LHC. Building on an improved signal selection…

High Energy Physics - Phenomenology · Physics 2026-05-18 Daniel C. Costache , Calin Alexa , Anca M. Dinu , Ioan M. Dinu , Ioana Duminica , Matei S. Filip , Gabriel C. Majeri

Dijet events produced in LHC proton--proton collisions at a center-of-mass energy $\sqrt{s}=8$ TeV are studied with the ATLAS detector using the full 2012 data set, with an integrated luminosity of 20.3 fb$^{-1}$. Dijet masses up to about…

High Energy Physics - Experiment · Physics 2015-03-18 ATLAS Collaboration

A number of LHC resonance search channels display an excess in the invariant mass region of 1.8 - 2.0 TeV. Among them is a $3.4\,\sigma$ excess in the fully hadronic decay of a pair of Standard Model electroweak gauge bosons, in addition to…

High Energy Physics - Phenomenology · Physics 2015-11-13 Johann Brehmer , JoAnne Hewett , Joachim Kopp , Thomas Rizzo , Jamie Tattersall

Besides Standard Model measurements and other Beyond Standard Model studies, the ATLAS and CMS experiments at the LHC will search for Supersymmetry, one of the most attractive explanation for dark matter. The SUSY discovery potential with…

High Energy Physics - Phenomenology · Physics 2012-01-06 Vasiliki A. Mitsou

For this year's 8TeV run of the LHC we lay out different strategies to search for scalar top pairs. We show results for the hadronic and for the semi-leptonic channels based on hadronic top tagging. For the di-lepton channel we illustrate…

High Energy Physics - Phenomenology · Physics 2015-06-05 Tilman Plehn , Michael Spannowsky , Michihisa Takeuchi

Natural realisations of supersymmetry require light stops ${\tilde t}_1$, making them a prime target of LHC searches for physics beyond the Standard Model. Depending on the kinematic region, the main search channels are ${\tilde t_1}\to t…

High Energy Physics - Phenomenology · Physics 2016-10-12 Andreas Crivellin , Ulrich Haisch , Lewis C. Tunstall

The search for Beyond the Standard Model (BSM) physics is one of the major tasks of the LHC, CERN. In these proceedings, I review the status of searches for Supersymmetry by the ATLAS and CMS collaborations. The efforts in both the hadronic…

High Energy Physics - Experiment · Physics 2008-08-22 Oleg Brandt

This paper intends to collect the various evidences observed by ATLAS and CMS within searches for heavy scalars and pseudocalars. These searches in tt, hZ, tautau and 2jets+W, obtain individual excesses in five channels, each at a modest…

High Energy Physics - Phenomenology · Physics 2020-04-21 Francois Richard