Nuclear dependence of neutral-D-meson production by 800 GeV/c protons

  • M. J. Leitch
  • , J. Boissevain
  • , T. A. Carey
  • , D. M. Jansen
  • , R. G. Jeppesen
  • , J. S. Kapustinsky
  • , D. W. Lane
  • , J. W. Lillberg
  • , P. L. McGaughey
  • , J. M. Moss
  • , J. C. Peng
  • , L. D. Isenhower
  • , M. E. Sadler
  • , R. Schnathorst
  • , G. Gidal
  • , P. M. Ho
  • , M. S. Kowitt
  • , K. B. Luk
  • , D. Pripstein
  • , L. M. Lederman
  • M. H. Schub, C. N. Brown, W. E. Cooper, H. D. Glass, K. N. Gounder, C. S. Mishra, D. M. Kaplan, W. R. Luebke, V. M. Martin, R. S. Preston, J. Sa, V. Tanikella, R. Childers, C. W. Darden, J. R. Wilson, Y. C. Chen, G. C. Kiang, P. K. Teng

Research output: Contribution to journalArticlepeer-review

Abstract

The nuclear dependence for 800 GeV/c proton production of neutron D mesons has been measured near xF=0 in Experiment 789 at Fermilab. D mesons from beryllium and gold targets were detected with a pair spectrometer and a silicon vertex detector via their decay D→Kπ. No nuclear dependence is found, with a measured α=1.02±0.03±0.02. The measured differential cross section, dσ/dxF, for neutral-D-meson production at xF=0.031 is 58±3±7 μb/nucleon. The integrated cross section obtained by extrapolation of the measured cross section to all xF is 17.7±0. 9±3.4 μb/nucleon and is consistent with previous measurements.

Original languageEnglish (US)
Pages (from-to)2542-2545
Number of pages4
JournalPhysical review letters
Volume72
Issue number16
DOIs
StatePublished - 1994
Externally publishedYes

ASJC Scopus subject areas

  • General Physics and Astronomy

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