Evidence for B-0 -> chi(c1)pi(0) at Belle

  • Kumar, R.
  • Singh, J. B.
  • Adachi, I.
  • Aihara, H.
  • Arinstein, K.
  • ... Cheon, Byung Gu
  • 외 124명
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초록

We present a measurement of the branching fraction for the Cabibbo- and color-suppressed B-0 -> chi(c1)pi(0) decay based on a data sample of 657 x 10(6) B (B) over bar events collected at the Y(4S) resonance with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider. We observe a signal of 40 +/- 9 events with a significance of 4.7 sigma including systematic uncertainties. The measured branching fraction is B(B-0 -> chi(c1)pi(0)) = (1.12 +/- 0.25 (stat) +/- 0.12(syst.)) x 10(-5).

제목
Evidence for B-0 -> chi(c1)pi(0) at Belle
저자
Kumar, R.Singh, J. B.Adachi, I.Aihara, H.Arinstein, K.Aushev, T.Aziz, T.Bakich, A. M.Balagura, V.Bay, A.Bhardwaj, V.Bitenc, U.Bozek, A.Bracko, M.Browder, T. E.Chen, A.Cheon, Byung GuChistov, R.Cho, I. -S.Choi, Y.Dalseno, J.Dash, M.Drutskoy, A.Dungel, W.Eidelman, S.Gabyshev, N.Goldenzweig, P.Golob, B.Ha, H.Haba, J.Hayasaka, K.Hayashii, H.Hazumi, M.Horii, Y.Hoshi, Y.Hou, W. -S.Hsiung, Y. B.Hyun, H. J.Iijima, T.Inami, K.Ishikawa, A.Ishino, H.Itoh, R.Iwasaki, M.Kah, D. H.Kang, J. H.Katayama, N.Kawai, H.Kawasaki, T.Kichimi, H.Kim, S. K.Kim, Y. I.Kim, Y. J.Kinoshita, K.Korpar, S.Krizan, P.Krokovny, P.Kuzmin, A.Kwon, Y. -J.Kyeong, S. -H.Lange, J. S.Lee, J. S.Lee, M. J.Limosani, A.Lin, S. -W.Liventsev, D.Louvot, R.Mandl, F.Matyja, A.McOnie, S.Medvedeva, T.Miyabayashi, K.Miyake, H.Miyata, H.Miyazaki, Y.Mizuk, R.Mori, T.Nakamura, I.Nakano, E.Nakazawa, H.Nishida, S.Nitoh, O.Ogawa, S.Ohshima, T.Okuno, S.Ozaki, H.Pakhlov, P.Pakhlova, G.Park, C. W.Park, H.Park, H. K.Pestotnik, R.Piilonen, L. E.Sahoo, H.Sakai, Y.Schneider, O.Sekiya, A.Senyo, K.Shapkin, M.Shiu, J. -G.Shwartz, B.Somov, A.Stanic, S.Staric, M.Sumiyoshi, T.Suzuki, S.Tanaka, M.Taylor, G. N.Teramoto, Y.Trabelsi, K.Uehara, S.Unno, Y.Uno, S.Usov, Y.Varner, G.Vervink, K.Wang, C. C.Wang, C. H.Wang, M. -Z.Wang, P.Watanabe, Y.Wedd, R.Won, E.Yamashita, Y.Zhang, C. C.Zhang, Z. P.Zhulanov, V.Zivko, T.Zupanc, A.Zyukova, O.
DOI
10.1103/PhysRevD.78.091104
발행일
2008-11
유형
Article
저널명
Physical Review D - Particles, Fields, Gravitation and Cosmology
78
9
페이지
1 ~ 6

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