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Is collective pion flow anticorrelated to nucleon flow?

Publication ,  Journal Article
Bass, SA; Mattiello, R; Stöcker, H; Greiner, W; Hartnack, C
Published in: Physics Letters B
April 1, 1993

The in-plane transverse momentum of pions in Ne(2A GeV)Pb and Au(2A GeV)Au collisions is analysed in the framework of the Vlasov-Uehling-Uhlenbeck model. The rapidity dependence of pion flow shows the opposite sign as the nucleon flow. The anticorrelation of pions and nucleons can be explained by multiple πN scattering. It turns out that the nonzero transverse momentum for pions at target rapidities is no proof for pion absorption in contrast to claims in previous works. Pion absorption does not influence the angular distribution of pions but plays an important role for the absolute numbers of produced pions. © 1993.

Duke Scholars

Published In

Physics Letters B

DOI

ISSN

0370-2693

Publication Date

April 1, 1993

Volume

302

Issue

4

Start / End Page

381 / 385

Related Subject Headings

  • Nuclear & Particles Physics
  • 51 Physical sciences
  • 49 Mathematical sciences
  • 0202 Atomic, Molecular, Nuclear, Particle and Plasma Physics
  • 0201 Astronomical and Space Sciences
  • 0105 Mathematical Physics
 

Citation

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Bass, S. A., Mattiello, R., Stöcker, H., Greiner, W., & Hartnack, C. (1993). Is collective pion flow anticorrelated to nucleon flow? Physics Letters B, 302(4), 381–385. https://doi.org/10.1016/0370-2693(93)90413-C
Bass, S. A., R. Mattiello, H. Stöcker, W. Greiner, and C. Hartnack. “Is collective pion flow anticorrelated to nucleon flow?Physics Letters B 302, no. 4 (April 1, 1993): 381–85. https://doi.org/10.1016/0370-2693(93)90413-C.
Bass SA, Mattiello R, Stöcker H, Greiner W, Hartnack C. Is collective pion flow anticorrelated to nucleon flow? Physics Letters B. 1993 Apr 1;302(4):381–5.
Bass, S. A., et al. “Is collective pion flow anticorrelated to nucleon flow?Physics Letters B, vol. 302, no. 4, Apr. 1993, pp. 381–85. Scopus, doi:10.1016/0370-2693(93)90413-C.
Bass SA, Mattiello R, Stöcker H, Greiner W, Hartnack C. Is collective pion flow anticorrelated to nucleon flow? Physics Letters B. 1993 Apr 1;302(4):381–385.
Journal cover image

Published In

Physics Letters B

DOI

ISSN

0370-2693

Publication Date

April 1, 1993

Volume

302

Issue

4

Start / End Page

381 / 385

Related Subject Headings

  • Nuclear & Particles Physics
  • 51 Physical sciences
  • 49 Mathematical sciences
  • 0202 Atomic, Molecular, Nuclear, Particle and Plasma Physics
  • 0201 Astronomical and Space Sciences
  • 0105 Mathematical Physics