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Phys. Rev. C 76, 054910 (2007) [9 pages]

Elliptic flow of deuterons in relativistic heavy-ion collisions

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Yongseok Oh* and Che Ming Ko
Cyclotron Institute and Physics Department, Texas A&M University, College Station, Texas 77843-3366, USA

Received 31 July 2007; revised 18 October 2007; published 28 November 2007

Using a dynamical model based on the NNdπ,NNNdN, and NNπdπ reactions and measured proton and pion transverse momentum spectra and elliptic flows, we study the production of deuterons and their elliptic flow in heavy-ion collisions at RHIC. The results are compared with those from the coalescence model. The deviation of deuteron elliptic flow from the constituent nucleon number scaling expected from the coalescence model and the comparison with the experimental data are discussed in connection to the allowed nucleon phase space in these reactions.

© 2007 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.76.054910
DOI:
10.1103/PhysRevC.76.054910
PACS:
25.75.Ld, 25.75.Dw, 13.75.Cs

*yoh@comp.tamu.edu

ko@comp.tamu.edu