Thedynamicsofisolated-photonplusjetproductioninppcollisionsatacentre-of-massenergyof7TeVhasbeenstudiedwiththeATLASdetectorattheLHCusinganintegratedluminosityof37pb−1.Measure-mentsofisolated-photonplusjetbin-averagedcrosssectionsarepresentedasfunctionsofphotontransverseenergy,jettransversemomentumandjetrapidity.Inaddition,thebin-averagedcrosssectionsasfunctionsofthedifferencebetweentheazimuthalanglesofthephotonandthejet,thephoton–jetinvariantmassandthescatteringangleinthephoton–jetcentre-of-massframehavebeenmeasured.Next-to-leading-orderQCDcalculationsarecomparedtothemeasurementsandprovideagooddescriptionofthedata,exceptforthecaseoftheazimuthalopeningangle.
Dynamics of isolated-photon plus jet production in pp collisionsat √s=7 TeV with the ATLAS detector
CONTA, CLAUDIO;FRANCHINO, SILVIA;FRATERNALI, MARCO;LIVAN, MICHELE;NEGRI, ANDREA;REBUZZI, DANIELA MARCELLA;RIMOLDI, ADELE;
2013-01-01
Abstract
Thedynamicsofisolated-photonplusjetproductioninppcollisionsatacentre-of-massenergyof7TeVhasbeenstudiedwiththeATLASdetectorattheLHCusinganintegratedluminosityof37pb−1.Measure-mentsofisolated-photonplusjetbin-averagedcrosssectionsarepresentedasfunctionsofphotontransverseenergy,jettransversemomentumandjetrapidity.Inaddition,thebin-averagedcrosssectionsasfunctionsofthedifferencebetweentheazimuthalanglesofthephotonandthejet,thephoton–jetinvariantmassandthescatteringangleinthephoton–jetcentre-of-massframehavebeenmeasured.Next-to-leading-orderQCDcalculationsarecomparedtothemeasurementsandprovideagooddescriptionofthedata,exceptforthecaseoftheazimuthalopeningangle.I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
