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Measurement of dielectron production in central Pb-Pb collisions at $\sqrt{{\textit{s}}_{\mathrm{NN}}}$ = 2.76 TeV
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Measurement of dielectron production in central Pb-Pb collisions at $\sqrt{{\textit{s}}_{\mathrm{NN}}}$ = 2.76 TeV

Shreyasi Acharya, Fernando Torales-Acosta, Dagmar Adamova, Jonatan Adolfsson, Madan Mohan Aggarwal, Gianluca Aglieri Rinella, Michelangelo Agnello, Neelima Agrawal, Zubayer Ahammed, Sang Un Ahn, …
GSI Helmholtzzentrum fuer Schwerionenforschung, GSI, Darmstadt
01/01/2019

Abstract

Atomic Physics Brookhaven RHIC Coll CERN LHC Coll decay direct production Experiment hadron heavy ion High Energy Physics meson Nuclear Experiment photon Physics scattering thermal transverse momentum virtual
The first measurement of dielectron (e+e−) production in central (0–10%) Pb–Pb collisions at sNN=2.76TeV at the LHC is presented. The dielectron invariant-mass spectrum is compared to the expected contributions from hadron decays in the invariant-mass range 0

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