Phys. Rev. Lett. 37, 1374–1377 (1976)Production of High-Mass Muon Pairs in Proton-Nucleus Collisions at 400 GeVReceived 24 August 1976; published in the issue dated 22 November 1976 We report results on the production of muon pairs in the mass range 2.5 to 20 GeV in 400-GeV proton-nucleus collisions. A total of 159 events are observed in the mass range 5.5 to 11 GeV with a cross section which is in agreement with the previous observation of a high-mass dielectron continuum signal in this interval. Details on the production dynamics and comparisons with parton-model predictions are presented. Within limitations of resolution and continuum uncertainty, the dimuon mass spectrum provides no evidence for fine structure above 5 GeV. © 1976 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevLett.37.1374
DOI:
10.1103/PhysRevLett.37.1374
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