Determination of the number of psi ' events at BESIII

M. Ablikim*, M. N. Achasov, O. Albayrak, D. J. Ambrose, F. F. An, Q. An, J. Z. Bai, Y. Ban, J. Becker, J. V. Bennett, N. Berger, M. Bertani, J. M. Bian, E. Boger, O. Bondarenko, I. Boyko, R. A. Briere, V. Bytev, X. Cai, O. CakirA. Calcaterra, G. F. Cao, S. A. Cetin, J. F. Chang, G. Chelkov, G. Chen, H. S. Chen, J.C. Chen, M.L. Chen, S. J. Chen, X. Chen, Y.B. Chen, H. P. Cheng, Y. P. Chu, D. Cronin-Hennessy, H. L. Dai, J.P. Dai, D. Dedovich, Z. Y. Deng, A. Denig, I. Denysenko, M. Destefanis, W. M. Ding, Y. Ding, L. Y. Dong, N. Kalantar-Nayestanaki, M. Kavatsyuk, Cheng Liu, H. Loehner, J. G. Messchendorp, BESIII Collaboration

*Corresponding author for this work

    Research output: Contribution to journalArticleAcademicpeer-review

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    Abstract

    The number of psi' events accumulated by the BESIII experiment from March 3 through April 14, 2009, is determined by counting inclusive hadronic events. The result is 106.41x(1.00+/-0.81%)x10(6). The error is systematic dominant; the statistical error is negligible.

    Original languageEnglish
    Article number063001
    Number of pages11
    JournalChinese Physics C
    Volume37
    Issue number6
    DOIs
    Publication statusPublished - Jun-2013

    Keywords

    • psi '
    • inclusive
    • hadron
    • Bhabha

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