Detection of π-μ Coulomb bound states

R. Coombes, R. Flexer, A. Hall, R. Kennelly, J. Kirkby, R. Piccioni, D. Porat, M. Schwartz, R. Spitzer, J. Toraskar, S. Wiesner, B. Budick, J. W. Kast

    Research output: Contribution to journalArticle


    We have observed atoms consisting of a pion and a muon produced in the decay KL0→(πμ)atomν. This represents the first observations of an atom composed of two unstable particles and of an atomic decay of an elementary particle.

    Original languageEnglish (US)
    Pages (from-to)249-252
    Number of pages4
    JournalPhysical Review Letters
    Issue number5
    Publication statusPublished - 1976


    ASJC Scopus subject areas

    • Physics and Astronomy(all)

    Cite this

    Coombes, R., Flexer, R., Hall, A., Kennelly, R., Kirkby, J., Piccioni, R., ... Kast, J. W. (1976). Detection of π-μ Coulomb bound states. Physical Review Letters, 37(5), 249-252.