Study of neutron background in the atmospheric neutrino sample in Kamiokande

Y. Fukuda, T. Hayakawa, K. Inoue, K. Ishihara, H. Ishino, S. Joukou, T. Kajita, S. Kasuga, Y. Koshio, T. Kumita, K. Matsumoto, M. Nakahata, K. Nakamura, K. Okumura, A. Sakai, M. Shiozawa, J. Suzuki, Y. Suzuki, T. Tomoeda, Y. TotsukaK. S. Hirata, K. Kihara, Y. Oyama, M. Koshiba, T. Horiuchi, K. Nishijima, K. Fujita, S. Hatakeyama, M. Koga, T. Maruyama, A. Suzuki, M. Mori, T. Suda, A. T. Suzuki, T. Ishizuka, K. Miyano, H. Okazawa, T. Hara, Y. Nagashima, M. Takita, T. Yamaguchi, Y. Hayato, K. Kaneyuki, T. Suzuki, Y. Takeuchi, T. Tanimori, S. Tasaka, E. Ichihara, S. Miyamoto, K. Nishikawa

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16 Citations (Scopus)

Abstract

Neutron background in the atmospheric neutrino sample was studied based on the vertex position distribution of the fully contained π0 events. No evidence for the background contamination was observed. The neutron contamination in the sub-GeV e-like sample was less than 1.2% at 90% C.L.

Original languageEnglish
Pages (from-to)397-401
Number of pages5
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume388
Issue number2
DOIs
Publication statusPublished - Nov 14 1996
Externally publishedYes

ASJC Scopus subject areas

  • Nuclear and High Energy Physics

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  • Cite this

    Fukuda, Y., Hayakawa, T., Inoue, K., Ishihara, K., Ishino, H., Joukou, S., Kajita, T., Kasuga, S., Koshio, Y., Kumita, T., Matsumoto, K., Nakahata, M., Nakamura, K., Okumura, K., Sakai, A., Shiozawa, M., Suzuki, J., Suzuki, Y., Tomoeda, T., ... Nishikawa, K. (1996). Study of neutron background in the atmospheric neutrino sample in Kamiokande. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 388(2), 397-401. https://doi.org/10.1016/S0370-2693(96)01264-6