Article ID Journal Published Year Pages File Type
5494201 Nuclear Physics A 2016 4 Pages PDF
Abstract
Recent measurements in two-particle correlations in p+Pb collisions suggest collective behavior reminiscent of that observed in Pb+Pb. Femtoscopic measurements may provide useful insight on this behavior because they image the spatio-temporal size of the particle emitting region. This proceeding presents identical-pion Hanbury Brown and Twiss (HBT) measurements from ATLAS using one- and three-dimensional correlation functions. Pions are identified using dE/dx measured in the pixel detector. Correlation functions and the resulting HBT radii are shown as a function of pair momentum (kT) and collision centrality.
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Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics
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