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2013

Old Dominion University

Collisions

Articles 1 - 2 of 2

Full-Text Articles in Physics

Third Harmonic Flow Of Charged Particles In Au + Au Collisions At √ S Nn = 200 Gev, L. Adamczyk, J. K. Adkins, G. Agakishiev, M. M. Aggarwal, Z. Ahammed, Av. V. Alakhverdyants, I. Alekseev, S. Bültmann, I. Koraly, Star Collaboration Jul 2013

Third Harmonic Flow Of Charged Particles In Au + Au Collisions At √ S Nn = 200 Gev, L. Adamczyk, J. K. Adkins, G. Agakishiev, M. M. Aggarwal, Z. Ahammed, Av. V. Alakhverdyants, I. Alekseev, S. Bültmann, I. Koraly, Star Collaboration

Physics Faculty Publications

We report measurements of the third harmonic coefficient of the azimuthal anisotropy, v3, known as triangular flow. The analysis is for charged particles in Au+Au collisions at √sNN=200 GeV, based on data from the STAR experiment at the BNL Relativistic Heavy Ion Collider. Two-particle correlations as a function of their pseudorapidity separation are fit with narrow and wide Gaussians. Measurements of triangular flow are extracted from the wide Gaussian, from two-particle cumulants with a pseudorapidity gap, and also from event plane analysis methods with a large pseudorapidity gap between the particles and the event plane. These results are …


Fluctuations Of Charge Separation Perpendicular To The Event Plane And Local Parity Violation In √ˢᴺᴺ = 200 Gev Au + Au Collisions At The Bnl Relativistic Heavy Ion Collider, L. Adamczyk, J. K. Adkins, G. Agakishiev, S. Bültmann, M. Zyzak, Star Collaboration Jan 2013

Fluctuations Of Charge Separation Perpendicular To The Event Plane And Local Parity Violation In √ˢᴺᴺ = 200 Gev Au + Au Collisions At The Bnl Relativistic Heavy Ion Collider, L. Adamczyk, J. K. Adkins, G. Agakishiev, S. Bültmann, M. Zyzak, Star Collaboration

Physics Faculty Publications

Previous experimental results based on data (~ 15 x 106 events) collected by the STAR detector at the BNL Relativistic Heavy Ion Collider suggest event-by-event charge-separation fluctuations perpendicular to the event plane in noncentral heavy-ion collisions. Here we present the correlator previously used split into its two component parts to reveal correlations parallel and perpendicular to the event plane. The results are from a high-statistics 200-GeV Au + Au collisions data set (57 x 106 events) collected by the STAR experiment. We explicitly count units of charge separation from which we find clear evidence for more charge-separation fluctuations …