Measurement of the decays Lambda c -> Sigma pi pi at Belle

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초록

We report measurements of the branching fractions of the decays Lambda(+)(c) -> Sigma(+)pi(-)pi(+), Lambda(+)(c) -> Sigma(0)pi(+)pi(0) and Lambda(+)(c) -> Sigma(+)pi(0)pi(0) relative to the reference channel Lambda(+)(c) -> pK(-)p(+). The analysis is based on the full data sample collected at and near the gamma(4S) resonance by the Belle detector at the KEKB asymmetric-energy ethorne-collider, corresponding to an integrated luminosity of 711 fb(-1). We measure B(Lambda(+)(c) -> Sigma(+)pi(-)pi(+))/B(Lambda(+)(c) -> pK(-)pi(+)) = 0.719 +/- 0.003 +/- 0.024, B(Lambda(+)(c) -> Sigma(0) pi(+)pi(0))/B(Lambda(+)(c) -> pK(-)pi(+)) = 0.575 +/- 0.005 +/- 0.036 and B(Lambda(+)(c) -> Sigma(+)pi(0)pi(0))/B(Lambda(+)(c) -> pK(-)pi(+)) = 0.247 +/- 0.006 +/- 0.019. The listed uncertainties are statistical and systematic, respectively.

제목
Measurement of the decays Lambda c -> Sigma pi pi at Belle
저자
Berger, M.Schwanda, C.Suzuki, K.Adachi, IAhn, J. K.Aihara, H.Al Said, S.Asner, D. M.Atmacan, H.Aulchenlco, VAushev, T.Ayad, R.Babu, VBadhrees, IBakich, A. M.Bansa, VBehera, R.Bhardw, VBhuyan, B.Biswal, J.Bonvicini, G.Bozek, A.Brako, M.Browder, T. E.Ervenkov, D. T.Chen, A.Cheon, B. G.Chilikin, K.Cho, K.Choi, Y.Cinabro, D.Czank, T.Dash, N.Di Carlo, S.Dolezal, Z.Dutta, D.Eidelman, S.Epifanov, D.Fast, J. E.Ferber, T.Fulsom, B. G.Garg, R.Gaur, VGabyshev, N.Garmash, A.Gelb, M.Giri, A.Goldenzweig, P.Grzymkowska, O.Guan, Y.Guido, E.Haba, J.Hara, T.Hayasaka, K.Hayashii, H.Hedges, M. T.Hou, W-SIijima, T.Inami, K.Inguglia, G.Ishikawa, A.Itoh, R.Iwasaki, M.Iwasaki, Y.Jacobs, W. W.Jaegle, IJia, S.Jin, Y.Joo, K. K.Julius, T.Kaliy, A. B.Kang, K. H.Icaryan, G.Kawasaki, T.Kichimi, H.Kiesling, C.Kim, D. Y.Kim, H. J.Kim, J. B.Kim, K. T.Kim, S. H.Kinoshita, K.Kodys, P.Korpar, S.Kotchetkov, D.Krizam, P.Icroeger, R.Icrokovny, P.Kuhr, T.Kulasiri, R.Kuzmin, A.Kwon, Y-JLange, J. S.Lee, I. S.Lee, S. C.Li, L. K.Li, Y.Li Gioi, 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, T.Nalcao, M.Nanut, T.Nath, K. J.Natkaniec, Z.Nayak, M.Niiyama, M.Nisar, N. K.Nishida, S.Okuno, S.Ono, H.Onuki, Y.Pakhlov, P.Palthlova, G.Pal, B.Park, H.Paul, S.Pavelkin, IPedlar, T. K.Pestotnik, R.Piilonen, L. E.Popov, VRitter, M.Rostomyan, A.Russo, G.Sakai, Y.Salehi, M.Sandilya, S.Santelj, L.Sanuki, T.Savinov, VSchneider, O.Schnell, G.Schwartz, A. J.Seino, Y.Senyo, K.Seon, O.Sevior, M. E.Shebalin, VShen, C. P.Shibata, T-AShimizu, N.Shiu, J-GShwartz, B.Simon, F.Sokolov, A.Solovieva, E.Stari, M.Strube, J. F.Sumihama, M.Sumiyoshi, T.Takizawa, M.Tamponi, U.Tnida, K.Tenchini, F.Uchida, M.Uglov, T.Unno, Y.Uno, S.Urquijo, P.Usov, Y.Van Hulse, C.Varner, G.Varvell, K. E.Vinokurova, A.Vorobyev, V.Vossen, A.Wang, B.Wang, C. H.Wang, M-ZWang, P.Wang, X. L.Watanabe, M.Watanabe, Y.Widmann, E.Won, E.Ye, H.Yelton, J.Yuan, C. Z.Yusa, Y.Zakharov, S.Zhang, Z. P.Zhilich, VZhukova, VZhulanov, VZupanc, A.
DOI
10.1103/PhysRevD.98.112006
발행일
2018-12-17
유형
Article
저널명
Physical Review D
98
11