Nucleon-Gold Collisions at 200 A·GeV Using Tagged d+Au Interactions in PHOBOS

Phys. Rev. C 92, 034915 (2015)

  • Local PDF

  • arXiv

     

  • Final color versions of the figures will be uploaded soon.
  • Figure 1a - Schematic overview of the Phobos Au-PCAL

  • Figure 1b - Detailed expanded view of the PCAL region

  • Figure 2 - Event selection efficiency vs. ERing

  • Figure 3 - The correlation between EPCAL and ERing

  • Figure 4 - Event selection efficiency vs. EPCAL

  • Figure 5 - EPCAL centrality bins obtained using the ERing efficiency

  • Figure 6 - Npart vs. ERing in MC

  • Figure 7 - Npart distribution for 0-20% EPCAL

  • Figure 8 - Regions used to study events with different charge in the d-PCAL

  • Figure 9 - Ratio of ERing for each region over region 7

  • Figure 10 - d-PCAL vs. the d-ZDC

  • Figure 11 - invariant yield of h+/-, h+, and h- in four centrality bins

  • Figure 12 - Contributions to the relative systematic uncertainty

  • Figure 13 -dNch/deta at <eta> =0.8 in different systems

  • Figure 14 - Comparison of R_dAu and R_pnAu in each ERing centrality bin

  • Figure 15 - Ratio of dNch/(dpT deta) of d+Au in the 40-70% ERing centrality bin to that in p-bar+p

  • Figure 16 - Yield of d+Au relative to p-bar+p vs. d+Au dNch/deta

  • Figure 17 - Asymmetry of positive hadrons between p+Au and n+Au

  • Figure 18 - Same as Fig 17 for negative hadrons