Observation of a Dimuon Resonance at 9.5 GeV in 400-GeV Proton-Nucleus Collisions

S. W. Herb, D. C. Hom, L. M. Lederman, J. C. Sens, H. D. Snyder, J. K. Yoh, J. A. Appel, B. C. Brown, C. N. Brown, W. R. Innes, K. Ueno, T. Yamanouchi, A. S. Ito, H. Jöstlein, D. M. Kaplan, and R. D. Kephart
Phys. Rev. Lett. 39, 252 – Published 1 August 1977
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Abstract

Dimuon production is studied in 400-GeV proton-nucleus collisions. A strong enhancement is observed at 9.5 GeV mass in a sample of 9000 dimuon events with a mass mμ+μ>5 GeV.

  • Received 1 July 1977

DOI:https://doi.org/10.1103/PhysRevLett.39.252

©1977 American Physical Society

Authors & Affiliations

S. W. Herb, D. C. Hom, L. M. Lederman, J. C. Sens*, H. D. Snyder, and J. K. Yoh

  • Columbia University, New York, New York 10027

J. A. Appel, B. C. Brown, C. N. Brown, W. R. Innes, K. Ueno, and T. Yamanouchi

  • Fermi National Accelerator Laboratory, Batavia, Illinois 60510

A. S. Ito, H. Jöstlein, D. M. Kaplan, and R. D. Kephart

  • State University of New York at Stony Brook, Stony Brook, New York 11974

  • *Permanent address: Foundation for Fundamental Research on Matter, The Netherlands.

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Issue

Vol. 39, Iss. 5 — 1 August 1977

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