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Search for nucleon decay via n -> v-pi0 and p -> v-pi+ in Super-Kamiokande

  • Kou Abe
  • , Yoshinari Hayato
  • , Takashi Iida
  • , Kazuki Iyogi
  • , Jun Kameda
  • , Yusuke Koshio
  • , Y Kozuma
  • , LI Marti
  • , Makoto Miura
  • , Shigetaka Moriyama
  • , Masayuki Nakahata
  • , Shoei Nakayama
  • , Yoshihisa Obayashi
  • , Hiroyuki Sekiya
  • , Masato Shiozawa
  • , Yoichiro Suzuki
  • , Atsushi Takeda
  • , Yumiko Takenaga
  • , Koh Ueno
  • , Kota Ueshima
  • Satoru Yamada, Takaaki Yokozawa, Chizue Ishihara, Hiroshi Kaji, Takaaki Kajita, Kenji Kaneyuki, Ka Pik Maggie Lee, Thomas McLachlan, Kimihiro Okumura, Yuki Shimizu, Naho Tanimoto, Luis A Labarga, Edward T Kearns, Michael Litos, Jennifer L Raaf, James L Stone, Lawrence R Sulak, Maurice Goldhaber, K Bays, William R Kropp, Shunichi Mine, Christopher Regis, Andrew Lee Renshaw, Michael B Smy, Henry W Sobel, Kenneth S Ganezer, Jim Hill, William E Keig, Zhixing Yang, Eric Thrane

Research output: Contribution to journalArticleResearchpeer-review

Abstract

We present the results of searches for nucleon decay via n→¯νπ0 and p→¯νπ+ using data from a combined 172.8  kt⋅yr exposure of Super-Kamiokande-I,-II, and-III. We set lower limits on the partial lifetime for each of these modes: τn→¯νπ0>1.1×1033 years and τp→¯νπ+>3.9×1032 years at a 90% confidence level.
Original languageEnglish
Article number121802
Number of pages6
JournalPhysical Review Letters
Volume113
Issue number12
DOIs
Publication statusPublished - 19 Sept 2014
Externally publishedYes

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