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The ATLAS Inner Detector commissioning and calibration

2010

The ATLAS Inner Detector is a composite tracking system consisting of silicon pixels, silicon strips and straw tubes in a 2 T magnetic field. Its installation was completed in August 2008 and the detector took part in data-taking with single LHC beams and cosmic rays. The initial detector operation, hardware commissioning and insitu calibrations are described. Tracking performance has been measured with 7.6 million cosmic-ray events, collected using a tracking trigger and reconstructed with modular pattern-recognition and fitting software. The intrinsic hit efficiency and tracking trigger efficiencies are close to 100%. Lorentz angle measurements for both electrons and holes, specific energ…

Physics - Instrumentation and DetectorsPhysics and Astronomy (miscellaneous)Physics::Instrumentation and DetectorsAstronomyTracking (particle physics)Modules7. Clean energy01 natural sciencesATLAS; calibrationHigh Energy Physics - ExperimentHigh Energy Physics - Experiment (hep-ex)[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]Heavy IonsDetectors and Experimental TechniquesDetectors de radiacióPhysicsLarge Hadron ColliderDetectorSettore FIS/01 - Fisica SperimentaleInstrumentation and Detectors (physics.ins-det)ATLASAstrophysics and CosmologyTransition radiation detectormedicine.anatomical_structureIonization EnergyComputingMethodologies_DOCUMENTANDTEXTPROCESSINGLHCElementary ParticlesQuantum Field TheoryParticle physicsFOS: Physical sciencesCosmic rayddc:500.2HadronsSilicon Pixel Sensors530OpticsQuantum Field TheoriesAtlas (anatomy)0103 physical sciencesCalibrationmedicineddc:530High Energy Physics[PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det]Measurement Science and InstrumentationOptoelectronics010306 general physicsString TheoryEngineering (miscellaneous)ReadoutNuclear PhysicsATLAS detectorbusiness.industry010308 nuclear & particles physicsFísicaSemiconductor TrackerTransition radiationExperimental High Energy Physicsbusiness
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