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Physical Sciences and Mathematics Commons

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Physics Faculty Publications

Perspective

2015

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Full-Text Articles in Physical Sciences and Mathematics

Charged-To-Neutral Correlation At Forward Rapidity In Au + Au Collisions At √S(Nn)=200 Gev, L. Adamczyk, J. K. Adkins, G. Agakishiev, A. A. Aggarwal, Z. Ahammed, I. Alekseev, S. Bültmann Jan 2015

Charged-To-Neutral Correlation At Forward Rapidity In Au + Au Collisions At √S(Nn)=200 Gev, L. Adamczyk, J. K. Adkins, G. Agakishiev, A. A. Aggarwal, Z. Ahammed, I. Alekseev, S. Bültmann

Physics Faculty Publications

Event-by-event fluctuations of the multiplicities of inclusive charged particles and photons at forward rapidity in Au + Au collisions at √s(NN) = 200 GeV have been studied. The dominant contribution to such fluctuations is expected to come from correlated production of charged and neutral pions. We search for evidence of dynamical fluctuations of different physical origins. Observables constructed out of moments of multiplicities are used as measures of fluctuations. Mixed events and model calculations are used as base lines. Results are compared to the dynamical net-charge fluctuations measured in the same acceptance. A nonzero statistically significant signal of dynamical fluctuations …