S
S. Uehara
Researcher at Kyoto Prefectural University of Medicine
Publications - 642
Citations - 25060
S. Uehara is an academic researcher from Kyoto Prefectural University of Medicine. The author has contributed to research in topics: KEKB & Branching fraction. The author has an hindex of 78, co-authored 602 publications receiving 23493 citations. Previous affiliations of S. Uehara include Nagoya University & Utsunomiya University.
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Journal ArticleDOI
Observation of a Narrow Charmoniumlike State in Exclusive B±→K±π+π-J/ψ Decays
Suyong Choi,S. L. Olsen,Kazuo Abe,T. Abe,I. Adachi,Byoung Sup Ahn,Hiroaki Aihara,K. Akai,M. Akatsu,M. Akemoto,Y. Asano,Tsukasa Aso,V.M. Aulchenko,T. Aushev,A. M. Bakich,Yong Ban,S. Banerjee,A. Bondar,A. Bozek,M. Bračko,Jolanta Brodzicka,T. E. Browder,P. Chang,Y. Chao,K. F. Chen,Byung Gu Cheon,R. Chistov,Y. Choi,Young-Il Choi,M. Danilov,L. Y. Dong,A. Drutskoy,Semen Eidelman,V. Eiges,J.W. Flanagan,Chikara Fukunaga,Kazuro Furukawa,N. Gabyshev,T. J. Gershon,B. Golob,H. Guler,R. Guo,C. Hagner,F. Handa,T. Hara,N. C. Hastings,H. Hayashii,Masashi Hazumi,L. Hinz,Y. Hoshi,W. S. Hou,Y. B. Hsiung,Y. B. Hsiung,H. C. Huang,T. Iijima,K. Inami,A. Ishikawa,R. Itoh,M. Iwasaki,Y. Iwasaki,J. H. Kang,S. U. Kataoka,N. Katayama,H. Kawai,T. Kawasaki,H. Kichimi,Eiji Kikutani,H. J. Kim,Hyunwoo Kim,Jung-Hyun Kim,Seong Keun Kim,K. Kinoshita,Haruyo Koiso,Patrick Koppenburg,S. Korpar,P. Križan,P. Krokovny,Suneel Kumar,A.S. Kuzmin,J. S. Lange,G. Leder,S. H. Lee,T. Lesiak,S. W. Lin,D. Liventsev,J. MacNaughton,Gobinda Majumder,F. Mandl,Daniel Robert Marlow,T. Matsumoto,Shinichiro Michizono,Toshihiro Mimashi,W. A. Mitaroff,K. Miyabayashi,H. Miyake,D. Mohapatra,G. R. Moloney,T. Nagamine,Yasushi Nagasaka,T. Nakadaira,Takashi Nakamura,M. Nakao,Z. Natkaniec,S. Nishida,O. Nitoh,T. Nozaki,S. Ogawa,Y. Ogawa,K. Ohmi,Yukiyoshi Ohnishi,T. Ohshima,Norihito Ohuchi,Katsunobu Oide,T. Okabe,S. Okuno,W. Ostrowicz,H. Ozaki,H. Palka,H. K. Park,N. Parslow,L. E. Piilonen,Hiroyuki Sagawa,S. Saitoh,Y. Sakai,T. R. Sarangi,M. Satapathy,A. Satpathy,O. Schneider,A. J. Schwartz,S. Semenov,K. Senyo,Rolf Seuster,M. E. Sevior,H. Shibuya,Tetsuo Shidara,B. Shwartz,V.A. Sidorov,N. Soni,S. Stanič,S. Stanič,M. Starič,Akira Sugiyama,T. Sumiyoshi,S. Y. Suzuki,F. Takasaki,K. Tamai,N. Tamura,M. H. Tanaka,Masafumi Tawada,G. N. Taylor,Y. Teramoto,T. Tomura,K. Trabelsi,T. Tsukamoto,S. Uehara,K. Ueno,Y. Unno,S. Uno,G. S. Varner,Kevin Varvell,C. C. Wang,C. H. Wang,J. G. Wang,Y. Watanabe,E. Won,B. D. Yabsley,Yasuhiko Yamada,A. Yamaguchi,Y. Yamashita,H. Yanai,Heyoung Yang,J. Ying,M. Yoshida,C. C. Zhang,Zhenyu Zhang,D. Žontar +175 more
TL;DR: In this article, a narrow charmonium-like state produced in the exclusive decay process B+/--->K+/-pi(+)pi(-)J/psi has been observed, which has a mass of 3872.0+/-0.6(stat)+/- 0.5(syst) MeV.
Journal ArticleDOI
Study of e + e - →π + π - J/ψ and Observation of a Charged Charmoniumlike State at Belle
Z. Q. Liu,C. P. Shen,C. Z. Yuan,I. Adachi,Hiroaki Aihara,D. M. Asner,V.M. Aulchenko,T. Aushev,Tariq Aziz,A. M. Bakich,A. Bala,K. Belous,V. Bhardwaj,B. Bhuyan,M. Bischofberger,A.E. Bondar,G. Bonvicini,A. Bozek,M. Bračko,Jolanta Brodzicka,T. E. Browder,P. Chang,V. Chekelian,A. Chen,Po-Hsun Chen,B. G. Cheon,R. Chistov,K. Cho,V. Chobanova,S. K. Choi,Y. Choi,D. Cinabro,J. Dalseno,Mikhail Danilov,Z. Doležal,Z. Drásal,A. Drutskoy,D. Dutta,K. Dutta,Semen Eidelman,D. A. Epifanov,H. Farhat,James E. Fast,M. Feindt,Torben Ferber,A. Frey,V. Gaur,N. Gabyshev,S. Ganguly,R. Gillard,Y. M. Goh,B. Golob,J. Haba,K. Hayasaka,H. Hayashii,Yasuyuki Horii,Y. Hoshi,W. S. Hou,Y. B. Hsiung,H. J. Hyun,Toru Iijima,K. Inami,A. Ishikawa,R. Itoh,Y. Iwasaki,D. Joffe,T. Julius,D. H. Kah,J. H. Kang,T. Kawasaki,C. Kiesling,H. J. Kim,J. B. Kim,Jung-Hyun Kim,K. T. Kim,M. J. Kim,Yongsun Kim,K. Kinoshita,J. Klucar,B. R. Ko,Peter Kodys,S. Korpar,P. Križan,P. Krokovny,T. Kuhr,Y. J. Kwon,J. S. Lange,S. H. Lee,J. Li,Y. Li,J. Libby,C. X. Liu,P. Lukin,D. Matvienko,K. Miyabayashi,H. Miyata,R. Mizuk,G. B. Mohanty,A. Moll,R. Mussa,E. Nakano,M. Nakao,H. Nakazawa,Z. Natkaniec,M. Nayak,E. Nedelkovska,N. K. Nisar,S. Nishida,O. Nitoh,S. Ogawa,S. Okuno,S. L. Olsen,Y. Onuki,W. Ostrowicz,C. Oswald,P. Pakhlov,G. Pakhlova,H. Park,H. K. Park,T. K. Pedlar,R. Pestotnik,Marko Petrič,Leo Piilonen,M. Ritter,M. Röhrken,A. Rostomyan,H. Sahoo,T. Saito,Y. Sakai,S. Sandilya,D. Santel,T. Sanuki,Yukinori Sato,V. Savinov,O. Schneider,G. Schnell,G. Schnell,C. Schwanda,R. Seidl,D. Semmler,K. Senyo,O. Seon,M. E. Sevior,M. Shapkin,T. A. Shibata,J. G. Shiu,B.A. Shwartz,A.L. Sibidanov,Frank Simon,P. Smerkol,Y. S. Sohn,Andrey Sokolov,E. Solovieva,M. Starič,M. Steder,M. Sumihama,T. Sumiyoshi,U. Tamponi,Kiyoshi Tanida,G. Tatishvili,Y. Teramoto,K. Trabelsi,T. Tsuboyama,M. Uchida,S. Uehara,T. Uglov,Yoshinobu Unno,S. Uno,S. E. Vahsen,C. Van Hulse,P. Vanhoefer,G. Varner,Kevin Varvell,V. Vorobyev,M. N. Wagner,C. H. Wang,M. Z. Wang,P. Wang,X. L. Wang,M. Watanabe,Y. Watanabe,E. Won,Bruce Yabsley,J. Yamaoka,Y. Yamashita,S. Yashchenko,Y. Yook,Y. Yusa,C. C. Zhang,Z. P. Zhang,V. Zhilich,A. Zupanc +191 more
TL;DR: In a study of Y(4260) → π+ π- J/φ decays, a structure is observed in the M(π(±)J/ψ) mass spectrum with 5.2σ significance that can be interpreted as a new charged charmoniumlike state.
Journal ArticleDOI
Observation of two charged bottomoniumlike resonances in Υ(5S) decays.
A.E. Bondar,A. Garmash,R. Mizuk,D. Santel,K. Kinoshita,I. Adachi,H. Aihara,K. Arinstein,D. M. Asner,T. Aushev,Tariq Aziz,A. M. Bakich,E. L. Barberio,K. Belous,V. Bhardwaj,M. Bischofberger,A. Bozek,M. Bračko,T. E. Browder,M. C. Chang,P. Chang,A. Chen,B. G. Cheon,K. Chilikin,R. Chistov,I. S. Cho,K. Cho,S. K. Choi,Y. Choi,J. Dalseno,M. Danilov,Z. Doleal,A. Drutskoy,S.I. Eidelman,D. Epifanov,James E. Fast,V. Gaur,N. Gabyshev,Y. M. Goh,B. Golob,J. Haba,T. Hara,K. Hayasaka,Y. Hoshi,H. J. Hyun,T. Iijima,K. Inami,A. Ishikawa,M. Iwabuchi,Y. Iwasaki,T. Iwashita,T. Julius,J. H. Kang,T. Kawasaki,H. Kichimi,C. Kiesling,J. B. Kim,Jung-Hyun Kim,K. T. Kim,M. J. Kim,Yongsun Kim,B. R. Ko,Nagao Kobayashi,S. Koblitz,P. Kody,S. Korpar,P. Krian,T. Kuhr,Rakesh Kumar,T. Kumita,A. Kuzmin,J. S. Lange,Sang Hoon Lee,J. Li,Yang Li,J. Libby,C. Liu,Z. Q. Liu,D. Liventsev,R. Louvot,D. Matvienko,S. McOnie,H. Miyata,Y. Miyazaki,G. B. Mohanty,A. Moll,Norihito Muramatsu,R. Mussa,M. Nakao,Z. Natkaniec,S. Neubauer,M. Niiyama,S. Nishida,K. Nishimura,O. Nitoh,T. Nozaki,S. L. Olsen,Y. Onuki,P. Pakhlov,G. Pakhlova,H. Park,H. K. Park,T. K. Pedlar,Marko Petrič,L. E. Piilonen,Anton Poluektov,M. T. Prim,M. Ritter,M. Röhrken,Sunmin Ryu,H. Sahoo,Y. Sakai,T. Sanuki,O. Schneider,C. Schwanda,K. Senyo,M. E. Sevior,M. Shapkin,V.E. Shebalin,T. A. Shibata,J. G. Shiu,B.A. Shwartz,Frank Simon,P. Smerkol,Y. S. Sohn,Andrey Sokolov,E. Solovieva,M. Starič,M. Sumihama,T. Sumiyoshi,Satoshi Tanaka,G. Tatishvili,Y. Teramoto,I. Tikhomirov,M. Uchida,S. Uehara,T. Uglov,Y. Ushiroda,S. E. Vahsen,G. S. Varner,A. Vinokurova,C. H. Wang,M. Z. Wang,P. Wang,X. L. Wang,Y. Watanabe,K. M. Williams,E. Won,Bruce Yabsley,Y. Yamashita,M. Yamauchi,C. Z. Yuan,Y. Yusa,Z. P. Zhang,V.N. Zhilich,Vladimir Zhulanov,Anze Zupanc,O. Zyukova +157 more
TL;DR: The observation of two narrow structures in the mass spectra of the π(±)Υ(nS) and π (±)h(b)(mP) pairs that are produced in association with a single charged pion in Υ(5S) decays is reported.
Journal ArticleDOI
Measurement of the differential branching fraction and forward-backward asymmetry for B --> K(*)l+l-.
J. T. Wei,P. Chang,I. Adachi,Hiroaki Aihara,V.M. Aulchenko,V.M. Aulchenko,T. Aushev,A. M. Bakich,Vladislav Balagura,E. L. Barberio,A.E. Bondar,A.E. Bondar,A. Bozek,M. Bračko,T. E. Browder,Y. W. Chang,Y. Chao,A. Chen,Kai-Feng Chen,B. G. Cheon,C. C. Chiang,I. S. Cho,Y. Choi,Jeremy Dalseno,A. Drutskoy,W. Dungel,S.I. Eidelman,S.I. Eidelman,N. Gabyshev,N. Gabyshev,P. Goldenzweig,B. Golob,H. Ha,B. Y. Han,K. Hayasaka,H. Hayashii,Masashi Hazumi,Yasuyuki Horii,Y. Hoshi,W. S. Hou,H. J. Hyun,T. Iijima,K. Inami,R. Itoh,M. Iwasaki,Y. Iwasaki,D. H. Kah,H. Kaji,J. H. Kang,P. Kapusta,N. Katayama,T. Kawasaki,H. Kichimi,H. J. Kim,H. O. Kim,S. K. Kim,Y. I. Kim,Y. J. Kim,K. Kinoshita,B. R. Ko,S. Korpar,P. Križan,P. Krokovny,A.S. Kuzmin,A.S. Kuzmin,Y. J. Kwon,S. H. Kyeong,J. S. Lange,M. J. Lee,S. E. Lee,T. Lesiak,J. Li,Antonio Limosani,Chang Liu,D. Liventsev,R. Louvot,F. Mandl,A. Matyja,S. McOnie,Tatiana Medvedeva,K. Miyabayashi,H. Miyata,Y. Miyazaki,R. Mizuk,E. Nakano,M. Nakao,H. Nakazawa,Z. Natkaniec,S. Nishida,K. Nishimura,O. Nitoh,T. Nozaki,S. Ogawa,T. Ohshima,S. Okuno,H. Ozaki,G. Pakhlova,C. W. Park,H. Park,H. K. Park,K. S. Park,L. E. Piilonen,M. Rozanska,H. Sahoo,K. Sakai,Y. Sakai,O. Schneider,C. Schwanda,A. J. Schwartz,R. Seidl,A. Sekiya,K. Senyo,M. E. Sevior,M. Shapkin,C. P. Shen,J. G. Shiu,B.A. Shwartz,B.A. Shwartz,Samo Stanič,M. Starič,T. Sumiyoshi,S. Suzuki,M. Tanaka,G. N. Taylor,Y. Teramoto,K. Trabelsi,S. Uehara,T. Uglov,Yoshinobu Unno,S. Uno,Phillip Urquijo,Y. Usov,Y. Usov,G. S. Varner,Kevin Varvell,K. Vervink,C. C. Wang,C. H. Wang,M. Z. Wang,P. Wang,X. L. Wang,Y. Watanabe,Robin Wedd,J. Wicht,E. Won,Bruce Yabsley,Y. Yamashita,M. Yamauchi,C. Z. Yuan,Zhenyu Zhang,T. Zivko,A. Zupanc,O. Zyukova,O. Zyukova +153 more
TL;DR: The differential branching fraction, isospin asymmetry, K* polarization, and the forward-backward asymmetry (A(FB)) as functions of q2 = M(ll)(2)c2 and the fitted A(FB) spectrum exceeds the standard model expectation by 2.7 standard deviations.
Journal ArticleDOI
Search for lepton-flavor-violating τ decays into three leptons with 719 million produced τ+τ− pairs
K. Hayasaka,K. Inami,Y. Miyazaki,K. Arinstein,K. Arinstein,V.M. Aulchenko,V.M. Aulchenko,T. Aushev,A. M. Bakich,A. Bay,K. Belous,V. Bhardwaj,M. Bischofberger,A. Bozek,M. Bračko,T. E. Browder,M. C. Chang,P. Chang,A. Chen,Po-Hsun Chen,B. G. Cheon,C. C. Chiang,I. S. Cho,Y. Choi,J. Dalseno,A. Drutskoy,Semen Eidelman,Semen Eidelman,D. Epifanov,D. Epifanov,M. Feindt,N. Gabyshev,N. Gabyshev,P. Goldenzweig,B. Golob,H. Ha,J. Haba,B. Y. Han,H. Hayashii,Y. Hoshi,W. S. Hou,Y. B. Hsiung,H. J. Hyun,T. Iijima,R. Itoh,M. Iwabuchi,M. Iwasaki,Y. Iwasaki,J. H. Kang,T. Kawasaki,C. Kiesling,H. J. Kim,H. O. Kim,Jung-Hyun Kim,S. K. Kim,Y. I. Kim,Y. J. Kim,B. R. Ko,Peter Kodys,S. Korpar,P. Križan,Pavel Krokovny,T. Kumita,A.S. Kuzmin,A.S. Kuzmin,P. Kvasnička,Y. J. Kwon,S. H. Kyeong,J. S. Lange,M. J. Lee,Soohyung Lee,Jennifer S. Li,Chang Liu,Yang Liu,D. Liventsev,R. Louvot,A. Matyja,S. McOnie,K. Miyabayashi,H. Miyata,R. Mizuk,T. Mori,E. Nakano,M. Nakao,H. Nakazawa,Z. Natkaniec,S. Nishida,K. Nishimura,O. Nitoh,S. Ogawa,T. Ohshima,S. Okuno,S. L. Olsen,P. Pakhlov,G. Pakhlova,C. W. Park,H. Park,H. K. Park,R. Pestotnik,Marko Petrič,L. E. Piilonen,Anton Poluektov,Anton Poluektov,M. Röhrken,S. Ryu,H. Sahoo,K. Sakai,Y. Sakai,O. Schneider,C. Schwanda,K. Senyo,M. E. Sevior,M. Shapkin,C. P. Shen,J. G. Shiu,B. Shwartz,B. Shwartz,Jasvinder A. Singh,P. Smerkol,E. Solovieva,M. Starič,T. Sumiyoshi,Y. Teramoto,K. Trabelsi,S. Uehara,T. Uglov,Yoshinobu Unno,S. Uno,Phillip Urquijo,G. S. Varner,K. Vervink,C. H. Wang,P. Wang,Y. Watanabe,Robin Wedd,E. Won,Bruce Yabsley,Y. Yamashita,C. C. Zhang,Zhenyu Zhang,T. Zivko,A. Zupanc,O. Zyukova,O. Zyukova +143 more
TL;DR: In this paper, a search for lepton-flavor-violating τ decays into three leptons (electrons or muons) using 782 fb-1 of data collected with the Belle detector at the KEKB asymmetric-energy e+ e- collider is presented.