0000000000266118

AUTHOR

Lizardo Valencia Palomo

showing 3 related works from this author

J/ψ suppression at forward rapidity in Pb–Pb collisions at sNN=5.02 TeV

2017

The inclusive J/$\psi$ production has been studied in Pn-Pb and pp collisions at the centre-of-mass energy per nucleon pair $\sqrt{s_{\rm NN}}=5.02$ TeV, using the ALICE detector at the CERN LHC. The J/$\psi$ meson is reconstructed, in the centre-of-mass rapidity interval $2.5<y<4$ and in the transverse-momentum range $p_{\rm T}<12$ GeV/$c$, via its decay to a muon pair. In this Letter, we present results on the inclusive J/$\psi$ cross section in pp collisions at $\sqrt{s}=5.02$ TeV and on the nuclear modification factor $R_{\rm AA}$. The latter is presented as a function of the centrality of the collision and, for central collisions, as a function of the transverse momentum $p_{\rm T}$ of…

PhysicsNuclear and High Energy PhysicsParticle physicsMuonMeson010308 nuclear & particles physics01 natural sciencesNuclear physics0103 physical sciencesQuark–gluon plasmaHigh Energy Physics::ExperimentRapidityProduction (computer science)Impact parameterNuclear Experiment010306 general physicsNucleonEnergy (signal processing)Physics Letters B
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Production of Muons from Heavy Flavor Decays at Forward Rapidity inppand Pb-Pb Collisions atsNN=2.76  TeV

2012

The ALICE Collaboration has measured the inclusive production of muons from heavy-flavor decays at forward rapidity, 2.5 < y < 4, in pp and Pb-Pb collisions at root s(NN) = 2.76 TeV. The p(t)-differential inclusive cross section of muons from heavy-flavor decays in pp collisions is compared to perturbative QCD calculations. The nuclear modification factor is studied as a function of p(t) and collision centrality. A weak suppression is measured in peripheral collisions. In the most central collisions, a suppression of a factor of about 3-4 is observed in 6 < p(t) < 10 GeV/c. The suppression shows no significant p(t) dependence.

PhysicsParticle physicsMuon010308 nuclear & particles physicsHigh Energy Physics::PhenomenologyGeneral Physics and AstronomyPerturbative QCDModification factor01 natural sciencesNuclear physics0103 physical sciencesHigh Energy Physics::ExperimentRapidityNuclear Experiment010306 general physicsFlavorPhysical Review Letters
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Calibration of the photon spectrometer PHOS of the ALICE experiment

2019

Journal of Instrumentation 14(05), P05025 - P05025 (2019). doi:10.1088/1748-0221/14/05/P05025

:Kjerne- og elementærpartikkelfysikk: 431 [VDP]Physics - Instrumentation and DetectorsPhotonProtonelectromagnetic [calorimeter]Detector alignment and calibration methods (lasers sources particle-beams)particlebeams)energy calibration ; calorimeter electromagnetic ; alignment geometrical ; photon spectrometer ; ALICE ; mass resolution ; performancehiukkasfysiikka01 natural sciencesalignment geometrical030218 nuclear medicine & medical imaging0302 clinical medicineALICEDetectors and Experimental TechniquesNuclear ExperimentInstrumentationphoton spectrometerphysics.ins-detMathematical PhysicsPhysicscalorimetersPhysicsDetectorVDP::Kjerne- og elementærpartikkelfysikk: 431Instrumentation and Detectors (physics.ins-det)particle-beams):Mathematics and natural scienses: 400::Physics: 430::Nuclear and elementary particle physics: 431 [VDP]ddc:Calorimetercalibration [energy]PRIRODNE ZNANOSTI. Fizika.:Nuclear and elementary particle physics: 431 [VDP]VDP::Nuclear and elementary particle physics: 431alignment: geometricalCalorimeters; Detector alignment and calibration methods (lasers sources particlebeams)performancePB-PB COLLISIONSsourcesCOLISÕES DE ÍONS PESADOS RELATIVÍSTICOSspectrometer [photon]MesonInstrumentationenergy calibrationDetector alignment and calibration methods (lasers sources particlebeams)tutkimuslaitteet610FOS: Physical sciences114 Physical sciencesNuclear physics03 medical and health sciencesCalorimeters0103 physical sciencesCalibrationNuclear Physics - Experimentddc:610[PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det]DETECTORCalorimeterSpectrometer010308 nuclear & particles physics:Matematikk og naturvitenskap: 400::Fysikk: 430::Kjerne- og elementærpartikkelfysikk: 431 [VDP]PHOTODIODESphoton: spectrometerCalorimeters; Detector alignment and calibration methods (lasers sources particle-beams)mass resolutioncalorimeter electromagneticenergy: calibrationCalorimeters; Detector alignment and calibration methods (lasers; sources particlebeams); PB-PB COLLISIONS; PHOTODIODES; DETECTORNATURAL SCIENCES. Physics.Detector alignment and calibration methods (laserscalorimeter: electromagneticHigh Energy Physics::Experimentgeometrical [alignment]detector alignment and calibration methods (lasers sources particlebeams)Journal of instrumentation
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