Measurement of inclusive production of neutral pions from Υ(4S) decays

K. Abe, K. Abe, I. Adachi, Byoung Sup Ahn, H. Aihara, M. Akatsu, G. Alimonti, K. Aoki, K. Asai, Y. Asano, T. Aso, V. Aulchenko, T. Aushev, A. M. Bakich, E. Banas, W. Bartel, S. Behari, P. K. Behera, D. Beiline, A. BondarA. Bozek, T. E. Browder, B. C.K. Casey, P. Chang, Y. Chao, B. G. Cheon, S. K. Choi, Y. Choi, Y. Doi, J. Dragic, A. Drutskoy, S. Eidelman, Y. Enari, R. Enomoto, F. Fang, H. Fujii, C. Fukunaga, M. Fukushima, A. Garmash, A. Gordon, K. Gotow, H. Guler, R. Guo, J. Haba, H. Hamasaki, K. Hanagaki, F. Handa, K. Hara, T. Hara, T. Haruyama, N. C. Hastings, K. Hayashi, H. Hayashii, M. Hazumi, E. M. Heenan, Y. Higasino, I. Higuchi, T. Higuchi, H. Hirano, T. Hojo, Y. Hoshi, W. S. Hou, S. C. Hsu, H. C. Huang, Y. C. Huang, S. Ichizawa, Y. Igarashi, T. Iijima, H. Ikeda, K. Ikeda, K. Inami, A. Ishikawa, H. Ishino, R. Itoh, G. Iwai, H. Iwasaki, Y. Iwasaki, D. J. Jackson, P. Jalocha, H. K. Jang, M. Jones, R. Kagan, H. Kakuno, J. Kaneko, J. H. Kang, J. S. Kang, P. Kapusta, N. Katayama, H. Kawai, N. Kawamura, T. Kawasaki, K. Kichimi, D. W. Kim, Heejong Kim, H. J. Kim, Hyunwoo Kim, S. K. Kim, K. Kinoshita, K. Korotushenko

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Abstract

Using the Belle detector operating at the KEKB e +e - storage ring, we have measured the mean multiplicity and momentum spectrum of neutral pions from the decays of the Υ(4S) resonance. We measure a mean of 4.70±0.04±0.22 neutral pions per Υ(4S) decay.

Original languageEnglish
Article number072001
JournalPhysical Review D
Volume64
Issue number7
DOIs
Publication statusPublished - 2001

ASJC Scopus subject areas

  • Physics and Astronomy (miscellaneous)

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    Abe, K., Abe, K., Adachi, I., Ahn, B. S., Aihara, H., Akatsu, M., Alimonti, G., Aoki, K., Asai, K., Asano, Y., Aso, T., Aulchenko, V., Aushev, T., Bakich, A. M., Banas, E., Bartel, W., Behari, S., Behera, P. K., Beiline, D., ... Korotushenko, K. (2001). Measurement of inclusive production of neutral pions from Υ(4S) decays. Physical Review D, 64(7), [072001]. https://doi.org/10.1103/PhysRevD.64.072001