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Measurement of Branching Fractions of Hadronic Decays of the $\Omega_c^0$ Baryon

Authors :
Belle Collaboration
Yelton, J.
Adachi, I.
Aihara, H.
AlSaid, S.
Asner, D. M.
Atmacan, H.
Aulchenko, V.
Aushev, T.
Ayad, R.
Aziz, T.
Babu, V.
Bakich, A. M.
Bansal, V.
Behera, P.
Berger, M.
Bhardwaj, V.
Biswal, J.
Bobrov, A.
Bondar, A.
Bozek, A.
Bracko, M.
Browder, T. E.
Cervenkov, D.
Chang, M. -C.
Chang, P.
Chekelian, V.
Chen, A.
Cheon, B. G.
Chilikin, K.
Cho, K.
Choi, S. -K.
Choi, Y.
Choudhury, S.
Cinabro, D.
Czank, T.
Dash, N.
DiCarlo, S.
Dolezal, Z.
Eidelman, S.
Fast, J. E.
Ferber, T.
Fulsom, B. G.
Garg, R.
Gaur, V.
Gabyshev, N.
Garmash, A.
Gelb, M.
Giri, A.
Goldenzweig, P.
Greenwald, D.
Guan, Y.
Guido, E.
Haba, J.
Hara, T.
Hayasaka, K.
Hayashii, H.
Hou, W. -S.
Iijima, T.
Inami, K.
Inguglia, G.
Ishikawa, A.
Itoh, R.
Iwasaki, M.
Iwasaki, Y.
Jacobs, W. W.
Jeon, H. B.
Jin, Y.
Joffe, D.
Julius, T.
Karyan, G.
Kawasaki, T.
Kichimi, H.
Kiesling, C.
Kim, D. Y.
Kim, H. J.
Kim, J. B.
Kim, S. H.
Kim, Y. J.
Kinoshita, K.
Kodys, P.
Korpar, S.
Kotchetkov, D.
Krizan, P.
Kroeger, R.
Krokovny, P.
Kuhr, T.
Kulasiri, R.
Kumita, T.
Kuzmin, A.
Kwon, Y. -J.
Lalwani, K.
Lange, J. S.
Lee, I. S.
Lee, S. C.
Li, L. K.
Li, Y.
LiGioi, L.
Libby, J.
Liventsev, D.
Lubej, M.
Luo, T.
Masuda, M.
Matsuda, T.
Matvienko, D.
Merola, M.
Miyabayashi, K.
Miyata, H.
Mizuk, R.
Mohanty, G. B.
Moon, H. K.
Mori, T.
Mussa, R.
Nakano, E.
Nakao, M.
Nanut, T.
Nath, K. J.
Nayak, M.
Niiyama, M.
Nisar, N. K.
Nishida, S.
Ogawa, S.
Okuno, S.
Pakhlov, P.
Pakhlova, G.
Pal, B.
Pardi, S.
Park, C. W.
Park, H.
Paul, S.
Pavelkin, I.
Pedlar, T. K.
Pestotnik, R.
Piilonen, L. E.
Popov, V.
Ritter, M.
Russo, G.
Sakai, Y.
Sandilya, S.
Sanuki, T.
Savinov, V.
Schneider, O.
Schnell, G.
Schwanda, C.
Schwartz, A. J.
Seino, Y.
Sevior, M. E.
Shebalin, V.
Shen, C. P.
Shibata, T. -A.
Shimizu, N.
Shiu, J. -G.
Shwartz, B.
Sokolov, A.
Solovieva, E.
Staric, M.
Strube, J. F.
Sumihama, M.
Sumiyoshi, T.
Suzuki, K.
Takizawa, M.
Tamponi, U.
Tanida, K.
Tenchini, F.
Uchida, M.
Uglov, T.
Unno, Y.
Uno, S.
Usov, Y.
Varner, G.
Vorobyev, V.
Vossen, A.
Waheed, E.
Wang, C. H.
Wang, M. -Z.
Wang, P.
Wang, X. L.
Watanabe, Y.
Widmann, E.
Won, E.
Ye, H.
Yuan, C. Z.
Yusa, Y.
Zakharov, S.
Zhang, Z. P.
Zhilich, V.
Zhukova, V.
Zhulanov, V.
Zupanc, A.
Source :
Phys. Rev. D 97, 032001 (2018)
Publication Year :
2017

Abstract

Using a data sample of 980 ${\rm fb}^{-1}$ of $e^+e^-$ annihilation data taken with the Belle detector operating at the KEKB asymmetric-energy $e^+e^-$ collider, we report the results of a study of the decays of the $\Omega_c^0$ charmed baryon into hadronic final states. We report the most precise measurements to date of the relative branching fractions of the $\Omega_c^0$ into $\Omega^-\pi^+\pi^0$, $\Omega^-\pi^+\pi^-\pi^+$, $\Xi^-K^-\pi^+\pi^+$, and $\Xi^0K^-\pi^+$, as well as the first measurements of the branching fractions of the $\Omega_c^0$ into $\Xi^-\bar{K}^0\pi^+$, $\Xi^0\bar{K}^0$, and $\Lambda \bar{K}^0\bar{K}^0$, all with respect to the $\Omega^-\pi^+$ decay. In addition, we investigate the resonant substructure of these modes. Finally, we present a limit on the branching fraction for the decay $\Omega_c^0\to\Sigma^+K^-K^-\pi^+$.

Subjects

Subjects :
High Energy Physics - Experiment

Details

Database :
arXiv
Journal :
Phys. Rev. D 97, 032001 (2018)
Publication Type :
Report
Accession number :
edsarx.1712.01333
Document Type :
Working Paper
Full Text :
https://doi.org/10.1103/PhysRevD.97.032001