Jet suppression and jet substructure in Pb+Pb and Xe+Xe collisions with the ATLAS detector
Metadatos
Mostrar el registro completo del ítemEditorial
Elsevier BV
Materia
Heavy ion collisions Jet quenching Inclusive jet suppression Dijet asymmetry
Fecha
2019Referencia bibliográfica
Castro, N. F. (2019). Jet suppression and jet substructure in Pb plus Pb and Xe plus Xe collisions with the ATLAS detector. Nuclear Physics A 982 (2019) 611–614
Patrocinador
This work was supported by Grant Agency of the Czech Republic under grant 18-12859Y, by the Ministry of Education, Youth and Sports of the Czech Republic under grant LTT 17018, and by Charles University grant UNCE/SCI/013.Resumen
This short summary presents latest measurements of the nuclear modification factor, RAA, for R = 0.4 jets in Pb+Pb
collisions at
√
sNN = 5.02 TeV with the ATLAS detector at the LHC. The analysis is performed over a large range of
transverse momentum, up to pT = 1 TeV, and differentially in jet pT, rapidity, and collision centrality. The jet RAA is
measured also differentially in the jet mass, m, which provides new information on the dependence of the energy loss on
the substructure of jets. Latest results by ATLAS on the dijet momentum balance in Xe+Xe collisions at
√
sNN = 5.44
TeV are presented and compared to the same quantity measured in Pb+Pb collisions at
√
sNN = 5.02 TeV. These recent
measurements should help us understand mechanisms of parton energy loss and properties of hot and dense matter
created in heavy-ion collisions.