Measurement of the nuclear modification factor for inclusive jets in Pb+Pb collisions at √sNN=5.02 TeV with the ATLAS detector
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Description
Measurements of the yield and nuclear modification factor, RAA, for inclusive jet production are performed using 0.49 nb−1of Pb+Pb data at √sNN=5.02 TeV and 25 pb−1of ppdata at √s=5.02 TeV with the ATLAS detector at the LHC. Jets are reconstructed with the anti-kt algorithm with radius parameter R =0.4 and are measured over the transverse momentum range of 40–1000 GeV in six rapidity intervals covering |y| < 2.8. The magnitude of RAA increases with increasing jet transverse momentum, reaching a value of approximately 0.6 at 1 TeVin the most central collisions. The magnitude of RAAalso increases towards peripheral collisions. The value of RAA is independent of rapidity at low jet transverse momenta, but it is observed to decrease with increasing rapidity at high transverse momenta
Date of Publication
2019
Publication Type
Article
Subject(s)
Language(s)
en
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Series
Physics letters. B
Publisher
Elsevier
ISSN
0370-2693
Access(Rights)
open.access