Measurement of the inclusive isolated photon production cross section in [Formula omitted] collisions at [Formula omitted] TeV

The production cross section of inclusive isolated photons has been measured by the ALICE experiment at the CERN LHC in pp collisions at a centre-of-momentum energy of [Formula omitted] 7 TeV. The measurement is performed with the electromagnetic calorimeter EMCal and the central tracking detectors,...

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Veröffentlicht in:The European physical journal. C, Particles and fields Particles and fields, 2019-11, Vol.79 (11), p.1-20
Hauptverfasser: Acharya, S, Adamová, D, Adhya, S. P, Adler, A, Adolfsson, J, Aggarwal, M. M, Aglieri Rinella, G
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Sprache:eng
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Zusammenfassung:The production cross section of inclusive isolated photons has been measured by the ALICE experiment at the CERN LHC in pp collisions at a centre-of-momentum energy of [Formula omitted] 7 TeV. The measurement is performed with the electromagnetic calorimeter EMCal and the central tracking detectors, covering a range of [Formula omitted] in pseudorapidity and a transverse momentum range of [Formula omitted]. The result extends the [Formula omitted] coverage of previously published results of the ATLAS and CMS experiments at the same collision energy to smaller [Formula omitted]. The measurement is compared to next-to-leading order perturbative QCD calculations and to the results from the ATLAS and CMS experiments. All measurements and theory predictions are in agreement with each other.
ISSN:1434-6044
1434-6052
DOI:10.1140/epjc/s10052-019-7389-9