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Measurement of (Anti)deuteron and (Anti)proton Production in DIS at HERA

  • ZEUS Collaboration

    Research output: Contribution to journal › Article › peer-review

    Abstract

    The first observation of (anti)deuterons in deep inelastic scattering at HERA has been made with the ZEUS detector at a centre-of-mass energy of 300-318 GeV using an integrated luminosity of 120 pb-1. The measurement was performed in the central rapidity region for transverse momentum per unit of mass in the range 0.3 < pT / M < 0.7. The particle rates have been extracted and interpreted in terms of the coalescence model. The (anti)deuteron production yield is smaller than the (anti)proton yield by approximately three orders of magnitude, consistent with the world measurements.
    Original languageAmerican English
    Pages (from-to)181-205
    JournalNuclear Physics B
    Volume786
    Issue number1-2
    DOIs
    StatePublished - Dec 10 2007

    Disciplines

    • Nuclear

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