Improved measurements of the branching fractions for [Formula Presented] ππ, and [Formula Presented] decays

Y. Chao, K. Suzuki, Y. Unno, K. Abe, K. Abe, T. Abe, I. Adachi, H. Aihara, M. Akatsu, Y. Asano, T. Aso, V. Aulchenko, T. Aushev, A. M. Bakich, S. Banerjee, I. Bizjak, A. Bondar, A. Bozek, M. Bračko, T. E. BrowderP. Chang, B. G. Cheon, R. Chistov, S. Choi, Y. Choi, Y. K. Choi, A. Chuvikov, S. Cole, M. Danilov, M. Dash, L. Y. Dong, J. Dragic, A. Drutskoy, S. Eidelman, V. Eiges, N. Gabyshev, A. Garmash, T. Gershon, B. Golob, A. Gordon, J. Haba, T. Hara, M. Hazumi, I. Higuchi, T. Hokuue, Y. Hoshi, W. Hou, Y. B. Hsiung, H. Huang, T. Iijima, K. Inami, A. Ishikawa, R. Itoh, H. Iwasaki, Y. Iwasaki, J. H. Kang, J. S. Kang, P. Kapusta, N. Katayama, H. Kawai, T. Kawasaki, H. Kichimi, H. J. Kim, J. H. Kim, K. Kinoshita, S. Korpar, P. Križan, P. Krokovny, A. Kuzmin, Y. Kwon, J. S. Lange, G. Leder, S. H. Lee, J. Li, A. Limosani, S. Lin, J. MacNaughton, G. Majumder, F. Mandl, D. Marlow, T. Matsumoto, A. Matyja, W. Mitaroff, H. Miyake, H. Miyata, D. Mohapatra, T. Mori, T. Nagamine, Y. Nagasaka, T. Nakadaira, E. Nakano, M. Nakao, H. Nakazawa, Z. Natkaniec, S. Nishida, O. Nitoh, S. Noguchi, T. Nozaki, S. Ogawa, T. Ohshima, S. Okuno, S. L. Olsen, W. Ostrowicz, H. Ozaki, P. Pakhlov, H. Palka, C. W. Park, H. Park, N. Parslow, L. S. Peak, L. E. Piilonen, M. Rozanska, H. Sagawa, S. Saitoh, Y. Sakai, O. Schneider, J. Schümann, A. J. Schwartz, S. Semenov, M. E. Sevior, H. Shibuya, B. Shwartz, V. Sidorov, J. B. Singh, N. Soni, S. Stanič, M. Starič, K. Sumisawa, T. Sumiyoshi, S. Suzuki, S. Y. Suzuki, O. Tajima, F. Takasaki, N. Tamura, M. Tanaka, Y. Teramoto, T. Tomura, K. Trabelsi, T. Tsuboyama, T. Tsukamoto, S. Uehara, K. Ueno, T. Uglov, S. Uno, G. Varner, C. H. Wang, J. G. Wang, M. Wang, M. Watanabe, Y. Yamada, A. Yamaguchi, H. Yamamoto, Y. Yamashita, M. Yamauchi, H. Yanai, Heyoung Yang, J. Ying, Y. Yuan, S. L. Zang, J. Zhang, Z. P. Zhang, V. Zhilich, D. Žontar

Research output: Contribution to journalArticle

Abstract

We report improved measurements of branching fractions for [Formula Presented] [Formula Presented] [Formula Presented] and [Formula Presented] decays based on a data sample of 85.0 million [Formula Presented] pairs collected at the [Formula Presented] resonance with the Belle detector at the KEKB [Formula Presented] storage ring. This data sample is almost three times larger than the sample previously used. We observe clear signals for [Formula Presented] [Formula Presented] and [Formula Presented] decays and set upper limits on [Formula Presented] decays. The results can be used to give model-dependent constraints on the CKM angle [Formula Presented] as well as limits on the hadronic uncertainty in the time-dependent analysis of the angle [Formula Presented]

Original languageEnglish
JournalPhysical Review D - Particles, Fields, Gravitation and Cosmology
Volume69
Issue number11
DOIs
Publication statusPublished - 2004

ASJC Scopus subject areas

  • Nuclear and High Energy Physics
  • Physics and Astronomy (miscellaneous)

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    Chao, Y., Suzuki, K., Unno, Y., Abe, K., Abe, K., Abe, T., Adachi, I., Aihara, H., Akatsu, M., Asano, Y., Aso, T., Aulchenko, V., Aushev, T., Bakich, A. M., Banerjee, S., Bizjak, I., Bondar, A., Bozek, A., Bračko, M., ... Žontar, D. (2004). Improved measurements of the branching fractions for [Formula Presented] ππ, and [Formula Presented] decays. Physical Review D - Particles, Fields, Gravitation and Cosmology, 69(11). https://doi.org/10.1103/PhysRevD.69.111102