Measurements of branching fraction and $CP$ asymmetry of the $\bar{B}^{0}(B^{0})\to K^{0}_{S}K^{\mp}\pi^{\pm}$ decay at Belle

A. Abdesselam, Y. Chao, S. Vahsen, H. Nakayama,S. Shinomiya, J. Crnkovic,S. L. Olsen,K. J. Nath,T. Uglov,H. Kakuno,E. Won,N. Gabyshev,D. Matvienko,R. Seidl,O. Grzymkowska, F. U. Bernlochner,S. Okuno, Y. Tao,K. Cho,Z. P. Zhang,O. Frost,T. Iijima,M. Iwasaki, S. Yashchenko,Y. Watanabe,C. P. Shen,L. Santelj,L. Cao,J. Kahn,Deepak Kumar Sahoo,H. Hayashii,H. Nakano,J. B. Kim,Y. Kato, Y. Sakai,J. Haba,S. Sugihara, M. Huschle,Y. Miyachi,K. Nishimura,T. Aushev,Vladimir Popov,H. Nakazawa,G. Bonvicini, E. Solovieva,P. Kodys, G. Varner,H. J. Kim,T.-A. Shibata, Z. Natkaniec,V. Vorobyev,N. Taniguchi, D. Getzkow, M. T. Hedges,H. Ono,K. Nakamura,K. Neichi,H. Miyata, M. Shapkin,K. Ogawa, D. Červenkov,M. Gelb,T. Luo,H. G. Moser,Elisabetta Luigia Barberio,M. Nayak,W.-S. Hou,S. Eidelman, R. Mussa,R. Kroeger,T. Zivko, H. Aihara, Y. Ban, T. Sanuki, C. C. Zhang,B.H. Kim,H. K. Moon, D. Santel, J. Strube, T. Sumiyoshi,A. Chen,K. Prothmann, M. Starič,M. Ritter,T. E. Browder,D. Besson, S. Rummel,Y. Ushiroda,C. H. Li,P. Pakhlov,D. M. Asner, Y. Nakahama,J. Rauch,M. Salehi, K. Senyo,V. Bansal,Y. J. Kim, D. Semmler,Y. M. Goh,V. Shebalin,C. H. Wang,Ihn Sik Seong,T. Uchida,N. Kobayashi,P. Kapusta,N. Muramatsu, C. R. Ng,I. Badhrees,M. Barrett, D. Kotchetkov, A. Kuzmin, Y. Liu, E. Prencipe, R. Louvot,T. Nanut, T. Hara,S. Mohanty, Somnath Choudhury, S. Stanič, M. V. Purohit,H. Kindo,B. K. Pal,K. S. Park,J. Yelton,M. Uchida, K. Itagaki, P. K. Behera,K. Huang, D. Liventsev, R. Kulasiri,H. Kichimi,H. Ye,M. Takizawa,S. Uehara,K. Hayasaka,I. S. Lee, D. Dutta,T. Mori, C. Z. Yuan,K. Hoshina, I. Jaegle,G. B. Mohanty,H. Miyake,V. Zhukova,A. Giri, J. S. Lange,M. Jones, F. Breibeck, M. Heider, K. Inami,M. Heck,Rocky Bala Garg,P.K. Resmi,Y. Miyazaki, Y. Guan, T. Bloomfield, D. Cinabro, G. Karyan,L. E. Piilonen, Z. Suzuki, J. Klucar,E. Widmann,M. Mrvar, A. Loos,I. Tikhomirov, D. Greenwald,W. W. Jacobs, T. Aziz, P. Hamer,M. Imamura, J. Wiechczynski,M. Lubej,P. Lewis,Z. Doležal, S. Hirose, K. M. Williams, Paoti Chang, Yongmin Li,C. Oswald,K. Belous, T. Ferber, H. Takeichi,J.T. McNeil,J. Gemmler,N. Braun, V. Zhulanov, R. Ayad,C. Hsu,X. Wang,M. Berger, F. Metzner,T. Keck, A. Vinokurova, M.-C. Chang,A. J. Schwartz,A. Heller, C. Liu,M. Grosse Perdekamp,D. Heffernan,Songkyo Lee, A. Garmash,Y. Teramoto,J.-F. Krohn, K. T. Kim,C. Van Hulse,B. Kronenbitter, R. Itoh, J. Dingfelder, S.-K. Choi,Lei Zhao,H. Palka, Y. Iwasaki,S. Suzuki,T. Schlüter, M. Danilov,A. Sokolov, H. Kawai, V. Savinov, P. Urquijo,R. Sinha, B. Yabsley, E. Nakano, S. Nishida, E. Ribežl,S. K. Kim,A. M. Bakich,S. Di Carlo,T. Morii,J. MacNaughton,H. Ozaki,L. Li Gioi, Y. Yamashita,Y. Usov, A. Poluektov,E. Guido, K. Suzuki, Y. Yook, V. Chekelian,M. Masuda,J. Grygier, K. Sumisawa,V. Chobanova,M. Peters,Y. Koga,Richard T. Kouzes, Y. Choi, K. K. Joo,J. B. Singh, H. Park,L. M. Zhang,A. B. Kaliyar,J. Brodzicka, B. Schwenker,B. G. Cheon,A. Rabusov,K. Prasanth,E. Waheed, B. Shwartz,J. Hasenbusch,S. Zakharov,B. G. Fulsom,M. 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Vervink, M. Tanaka,S. H. Kim,G. Russo, D. Dossett,M. N. Wagner,M. Leitgab,A. Bobrov, K. F. Chen, P. Wang,N. Zwahlen,A. Ogawa,B. Golob, K. Arinstein, J. Libby, A. Ishikawa,K. Tanida,A. Bozek,J. Biswal,A. Matyja,Shota Suzuki, G. Inguglia, M. Sumihama,J. Fast,T. Konno,P. Kvasnička, T. Saito,S. Ogawa, P. Schönmeier,T. Julius, A. Rostomyan,S. Cunliffe, Z. Drásal,T. K. Pedlar, E. Panzenböck, W. Ostrowicz, I. Pavelkin, V. Aulchenko,M. Rozanska,K. Kinoshita, C. Kleinwort,C. S. Park, I. Adachi,Y. Li,V. Bhardwaj,V. Gaur, Y. Unno,K. H. Kang, R. Chistov, R. Van Tonder, M. Steder, M. Niiyama,E. Kurihara,Y. Igarashi, A. Zupanc, Michiyasu Nakao,Y.-T. Lai,M. Feindt, P. Goldenzweig, Y. Nagasaka, T. Bilka,Y. Ono, S. Jia,R. Glattauer,Y. Arita,P. Krokovny, J. Stypula, H. Yamamoto, G. Caria, Z. Stottler,F. Simon,N. Dash, S. Pardi,I. Nakamura,H. Guo, Y. Seino, Michael Zhuo Wang, C. Beleño, T. V. Dong,J. K. Ahn, A. Sibidanov,T. Kuhr, K. Miyabayashi, S. Bahinipati, Y. Yusa,S. Iwata, G. Schnell,P. Katrenko,J. H. Kang, P.-C. Lu, Y. Hsiung, R. Kumar, G. Pakhlova,L. Shang,A. Frey

arXiv: High Energy Physics - Experiment(2018)

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摘要
We report the measurement of the branching fraction and $CP$ asymmetry for the $bar{B}^{0}(B^{0})to K^{0}_{S}K^{mp}pi^{pm}$ decay. The analysis is performed on a data sample of 711 $rm{fb}^{-1}$ collected at the $Upsilon(4S)$ resonance with the Belle detector at the KEKB asymmetric-energy $e^{+}e^{-}$ collider. We obtain a branching fraction of $(3.60pm0.33pm0.15)times10^{-6}$ and an $mathcal{A}_{CP}$ of $(-8.5pm8.9pm0.2)%$, where the first uncertainties are statistical and the second are systematic. Hints of peaking structures are also observed in the differential branching fraction as functions of Dalitz variables.
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