Observation of a near-threshold D0D̄0π0 enhancement in B→D0D̄0π0K decay

  • G. Gokhroo*
  • , G. Majumder
  • , K. Abe
  • , K. Abe
  • , I. Adachi
  • , H. Aihara
  • , D. Anipko
  • , T. Aushev
  • , T. Aziz
  • , A. M. Bakich
  • , V. Balagura
  • , S. Banerjee
  • , K. Belous
  • , U. Bitenc
  • , I. Bizjak
  • , S. Blyth
  • , A. Bozek
  • , M. Bračko
  • , J. Brodzicka
  • , T. E. Browder
  • P. Chang, Y. Chao, A. Chen, K. F. Chen, W. T. Chen, R. Chistov, S. K. Choi, Y. Choi, Y. K. Choi, A. Chuvikov, S. Cole, J. Dalseno, M. Danilov, M. Dash, S. Eidelman, S. Fratina, T. Gershon, A. Go, B. Golob, A. Gorišek, H. Ha, J. Haba, K. Hayasaka, M. Hazumi, D. Heffernan, T. Hokuue, Y. Hoshi, S. Hou, W. S. Hou, Y. B. Hsiung, T. Iijima, A. Ishikawa, R. Itoh, M. Iwasaki, Y. Iwasaki, J. H. Kang, H. Kawai, T. Kawasaki, H. Kichimi, H. O. Kim, Y. J. Kim, S. Korpar, P. Križan, P. Krokovny, R. Kulasiri, R. Kumar, C. C. Kuo, Y. J. Kwon, J. S. Lange, G. Leder, T. Lesiak, S. W. Lin, D. Liventsev, F. Mandl, T. Matsumoto, S. McOnie, W. Mitaroff, H. Miyata, Y. Miyazaki, R. Mizuk, G. R. Moloney, T. Nagamine, Y. Nagasaka, M. Nakao, S. Nishida, O. Nitoh, S. Noguchi, S. Ogawa, T. Ohshima, T. Okabe, S. Okuno, S. L. Olsen, W. Ostrowicz, H. Ozaki, P. Pakhlov, H. Palka, R. Pestotnik, L. E. Piilonen, Y. Sakai, T. R. Sarangi, T. Schietinger, O. Schneider, R. Seidl, K. Senyo, M. Shapkin, H. Shibuya, V. Sidorov, J. B. Singh, A. Sokolov, A. Somov, N. Soni, S. Stanič, M. Starič, H. Stoeck, A. Sugiyama, T. Sumiyoshi, F. Takasaki, M. Tanaka, Y. Teramoto, X. C. Tian, T. Tsukamoto, S. Uehara, T. Uglov, K. Ueno, Y. Usov, G. Varner, S. Villa, C. H. Wang, M. Z. Wang, Y. Watanabe, E. Won, C. H. Wu, A. Yamaguchi, Y. Yamashita, M. Yamauchi, C. C. Zhang, Z. P. Zhang, V. Zhilich
*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

We report the first observation of a near-threshold enhancement in the D0D̄0π0 system from B→D0D̄0π0K decays using a 414fb-1 data sample collected at the Υ(4S) resonance. The enhancement peaks at a mass M=3875.2±0.7-1.6+0.3±0.8MeV/c2 and the branching fraction for events in the peak is B(B→D0D̄0π0K)=(1.22±0.31+0.23-0.30) ×10-4. The data were collected with the Belle detector at the KEKB energy-asymmetric e+e- collider.

Original languageEnglish
Article number162002
JournalPhysical review letters
Volume97
Issue number16
DOIs
Publication statusPublished - 2006

ASJC Scopus subject areas

  • General Physics and Astronomy

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