Search results for "NEW PARTICLES"

showing 2 items of 2 documents

Search for displaced vertices arising from decays of new heavy particles in 7 TeV pp collisions at ATLAS

2012

We present the results of a search for new, heavy particles that decay at a significant distance from their production point into a final state containing charged hadrons in association with a high-momentum muon. The search is conducted in a pp-collision data sample with a center-of-mass energy of 7 TeV and an integrated luminosity of 33 pb[superscript −1] collected in 2010 by the ATLAS detector operating at the Large Hadron Collider. Production of such particles is expected in various scenarios of physics beyond the standard model. We observe no signal and place limits on the production cross-section of supersymmetric particles in an R-parity-violating scenario as a function of the neutral…

Nuclear and High Energy PhysicsParticle physicsCiências Naturais::Ciências FísicasPhysics beyond the Standard ModelHadron:Ciências Físicas [Ciências Naturais]FOS: Physical sciencesddc:500.253001 natural sciences7. Clean energyPartícules (Física nuclear)High Energy Physics - ExperimentNuclear physicsHigh Energy Physics - Experiment (hep-ex)Atlas (anatomy)particulas pesadas0103 physical sciencesmedicine[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]ddc:530High Energy Physics010306 general physicsCiencias ExactasPhysicsMuonLarge Hadron ColliderLuminosity (scattering theory)Science & TechnologyATLAS detector010308 nuclear & particles physicsSettore FIS/01 - Fisica SperimentaleHigh Energy Physics::PhenomenologyATLAS; LHC; pp collisionsFísicaSupersymmetryATLAShadronsmedicine.anatomical_structureHADRON-HADRON COLLISIONSCol·lisions (Física nuclear)NeutralinoExperimental High Energy PhysicsComputingMethodologies_DOCUMENTANDTEXTPROCESSINGNEW PARTICLESHigh Energy Physics::ExperimentLHCParticle Physics - Experiment
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Search for new particles in two-jet final states in 7 TeV proton-proton collisions with the ATLAS detector at the LHC

2010

19 páginas, 2 figuras, 1 tabla.-- et al.(ATLAS Collaboration).

ProtonAtlas detectorPhysics::Instrumentation and DetectorsPhysics beyond the Standard ModelGeneral Physics and AstronomyJet (particle physics)particle physic01 natural sciencesSettore FIS/04 - Fisica Nucleare e SubnucleareHigh Energy Physics - ExperimentHigh Energy Physics - Experiment (hep-ex)12.60.Rcddc:550[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]13.87.CeQCPhysicsPACS numbers: 13.85.Rm 12.60.Rc 13.87.Ce 14.80.-jLarge Hadron ColliderLuminosity (scattering theory)Cross sectionAcceleradors de partículesSettore FIS/01 - Fisica Sperimentale14.80.-jATLASnumbers: 13.85.Rm3. Good healthDijetsmedicine.anatomical_structureComputingMethodologies_DOCUMENTANDTEXTPROCESSINGTWO-JETSLHCParticle Physics - ExperimentjetsFinal stateParticle physicsCiências Naturais::Ciências Físicas:Ciências Físicas [Ciências Naturais]FOS: Physical sciencesddc:500.2530Partícules (Física nuclear)Nuclear physicsCross section (physics)Excited QuarksAtlas (anatomy)0103 physical sciencesmedicine010306 general physicsIntegrated luminosityProton proton collisionsParton Distributions010308 nuclear & particles physicsATLAS detectorsHigh Energy Physics::PhenomenologyFísicaPARTON DISTRIBUTIONS HADRON COLLIDERS EXCITED QUARKS DIJETSHadron CollidersHeavy particlesLHC ; ATLAS ; Collisions ; 7 TeV ; Two jets ; ResonancesExperimental High Energy PhysicsNEW PARTICLESproton-proton collisionsHigh Energy Physics::Experimentcollider
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