N
N. Katayama
Researcher at KEK
Publications - 6
Citations - 126
N. Katayama is an academic researcher from KEK. The author has contributed to research in topics: KEKB & B meson. The author has an hindex of 6, co-authored 6 publications receiving 125 citations.
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Journal ArticleDOI
Measurement of the electroweak penguin process B → Xsℓ+ℓ-
J. Kaneko,K. Abe,T. Abe,I. Adachi,Byoung Sup Ahn,Hiroaki Aihara,M. Akatsu,Y. Asano,Tsukasa Aso,V.M. Aulchenko,T. Aushev,A. M. Bakich,Yong Ban,Elzbieta Banas,W. Bartel,A. Bay,Prafulla Kumar Behera,Alexander Bondar,A. Bozek,M. Bračko,Jolanta Brodzicka,T. E. Browder,B. C. K. Casey,P. Chang,Y. Chao,K. F. Chen,B. G. Cheon,R. Chistov,Y. Choi,Young-Il Choi,M. Danilov,L. Y. Dong,S. Eidelman,V. Eiges,Yuji Enari,C.W. Everton,F. Fang,H. Fujii,Chikara Fukunaga,N. Gabyshev,A. Garmash,Timothy Gershon,R. Guo,J. Haba,F. Handa,T. Hara,Y. Harada,N. C. Hastings,H. Hayashii,M. Hazumi,E. M. Heenan,I. Higuchi,Takuya Higuchi,L. Hinz,T. Hojo,Y. Hoshi,W. S. Hou,H. C. Huang,T. Igaki,Y. Igarashi,T. Iijima,K. Inami,A. Ishikawa,Hirokazu Ishino,R. Itoh,Hiroyuki Iwasaki,Y. Iwasaki,H. K. Jang,J. H. Kang,J. S. Kang,N. Katayama,H. Kawai,Y. Kawakami,N. Kawamura,T. Kawasaki,H. Kichimi,D. W. Kim,Heejong Kim,H. J. Kim,Ho Kim,Hyunwoo Kim,Seong Keun Kim,K. Kinoshita,S. Kobayashi,S. Korpar,P. Križan,P. Krokovny,R. Kulasiri,Suneel Kumar,Y. J. Kwon,J. S. Lange,G. Leder,S. H. Lee,J. Li,Antonio Limosani,Rong-Shyang Lu,J. MacNaughton,Gobinda Majumder,F. Mandl,Daniel Robert Marlow,S. Matsumoto,T. Matsumoto,W. Mitaroff,K. Miyabayashi,Y. Miyabayashi,H. Miyake,G. R. Moloney,T. Mori,T. Nagamine,Y. Nagasaka,T. Nakadaira,E. Nakano,M. Nakao,J. W. Nam,K. Neichi,S. Nishida,O. Nitoh,S. Noguchi,T. Nozaki,S. Ogawa,T. Ohshima,T. Okabe,S. Okuno,S.L. Olsen,Y. Onuki,W. Ostrowicz,H. Ozaki,P. Pakhlov,H. Palka,C. W. Park,H. Park,K. S. Park,J. P. Perroud,M. D. Peters,L. E. Piilonen,N.I. Root,K. Rybicki,Hiroyuki Sagawa,Y. Sakai,Hiroshi Sakamoto,M. Satapathy,A. Satpathy,O. Schneider,S. Schrenk,C. Schwanda,S. Semenov,K. Senyo,Rolf Seuster,H. Shibuya,B. Shwartz,V.A. Sidorov,Jasvinder A. Singh,N. Soni,S. Stanič,K. Sumisawa,T. Sumiyoshi,Kei Suzuki,S. Y. Suzuki,S. Y. Suzuki,S. K. Swain,Hiroyuki Tajima,T. Takahashi,F. Takasaki,K. Tamai,N. Tamura,Junichi Tanaka,M. Tanaka,G. N. Taylor,Y. Teramoto,S. Tokuda,Makoto Tomoto,T. Tomura,K. Trabelsi,W. Trischuk,T. Tsuboyama,T. Tsukamoto,S. Uehara,K. Ueno,S. Uno,Y. Ushiroda,G. Varner,Kevin Varvell,C. C. Wang,C. H. Wang,J. G. Wang,M. Z. Wang,Y. Watanabe,E. Won,B. D. Yabsley,Yasuhiko Yamada,A. Yamaguchi,Y. Yamashita,M. Yamauchi,H. Yanai,J. Yashima,Masashi Yokoyama,You-Jin Yuan,Y. Yusa,C. C. Zhang,J. Zhang,Zhenyu Zhang,Y. Zheng,V.N. Zhilich,D. Žontar +203 more
TL;DR: The first measurement of the branching fraction for the inclusive decay B → X s l + l -, where l is either an electron or a muon, and X s is a hadronic recoil system that contains an s quark, was reported in this article.
Journal ArticleDOI
Improved measurements of the branching fractions for B→Kπ, ππ, and KK̄ decays
Y. Chao,Kei Suzuki,Y. Unno,K. Abe,T. Abe,I. Adachi,Hiroaki Aihara,M. Akatsu,Y. Asano,Tsukasa Aso,V.M. Aulchenko,T. Aushev,A. M. Bakich,S. Banerjee,I. Bizjak,Alexander Bondar,A. Bozek,M. Bračko,T. E. Browder,P. Chang,B. G. Cheon,R. Chistov,S. K. Choi,Y. Choi,Young-Il Choi,A. Chuvikov,S. Cole,M. Danilov,M. Dash,L. Y. Dong,J. Dragic,A. Drutskoy,S. Eidelman,V. Eiges,N. Gabyshev,A. Garmash,Timothy Gershon,B. Golob,Ascelin Gordon,J. Haba,T. Hara,M. Hazumi,I. Higuchi,T. Hokuue,Y. Hoshi,W. S. Hou,Y. B. Hsiung,H. C. Huang,T. Iijima,K. Inami,A. Ishikawa,R. Itoh,Hiroyuki Iwasaki,Y. Iwasaki,J. H. Kang,J. S. Kang,P. Kapusta,N. Katayama,H. Kawai,T. Kawasaki,H. Kichimi,H. J. Kim,Jung-Hyun Kim,K. Kinoshita,S. Korpar,P. Križan,P. Krokovny,A.S. Kuzmin,Y. J. Kwon,J. S. Lange,G. Leder,S. H. Lee,J. Li,Antonio Limosani,S. W. Lin,J. MacNaughton,Gobinda Majumder,F. Mandl,Daniel Robert Marlow,T. Matsumoto,A. Matyja,W. Mitaroff,H. Miyake,H. Miyata,D. Mohapatra,Takehiko Mori,T. Nagamine,Y. Nagasaka,T. Nakadaira,E. Nakano,M. Nakao,H. Nakazawa,Z. Natkaniec,S. Nishida,O. Nitoh,S. Noguchi,T. Nozaki,S. Ogawa,T. Ohshima,S. Okuno,S.L. Olsen,W. Ostrowicz,H. Ozaki,P. Pakhlov,H. Palka,C. W. Park,H. Park,N. Parslow,L. S. Peak,L. E. Piilonen,M. Rozanska,Hiroyuki Sagawa,S. Saitoh,Y. Sakai,O. Schneider,J. Schümann,A. J. Schwartz,S. Semenov,M. E. Sevior,H. Shibuya,B. Shwartz,V.A. Sidorov,Jasvinder A. Singh,N. Soni,S. Stanič,M. Starič,K. Sumisawa,T. Sumiyoshi,S. Y. Suzuki,S. Y. Suzuki,Osamu Tajima,F. Takasaki,N. Tamura,M. Tanaka,Y. Teramoto,T. Tomura,K. Trabelsi,T. Tsuboyama,T. Tsukamoto,S. Uehara,K. Ueno,T. Uglov,S. Uno,G. Varner,C. H. Wang,J. G. Wang,M. Z. Wang,M. Watanabe,Yasuhiko Yamada,A. Yamaguchi,Hitoshi Yamamoto,Y. Yamashita,M. Yamauchi,H. Yanai,Heyoung Yang,J. Ying,You-Jin Yuan,S.L. Zang,Jie Zhang,Zhenyu Zhang,V.N. Zhilich,D. Žontar +161 more
TL;DR: In this paper, the authors reported improved measurements of branching fractions for $B\bar{B}$ pairs collected at the UPSilon (4S) resonance with the Belle detector at the KEKB $e^+e^-$ storage ring.
Journal ArticleDOI
Measurements of branching fractions and CP asymmetries in B→ηh decays
P. Chang,K. Abe,Hiroaki Aihara,M. Akatsu,Y. Asano,T. Aushev,A. M. Bakich,Vladislav Balagura,Y. Ban,S. Banerjee,I. Bedny,U. Bitenc,I. Bizjak,S. Blyth,Alexander Bondar,A. Bozek,M. Bračko,Jolanta Brodzicka,T. E. Browder,Y. Chao,A. Chen,K. F. Chen,B. G. Cheon,R. Chistov,S. K. Choi,Y. Choi,A. Chuvikov,S. Cole,J. Dalseno,M. Danilov,M. Dash,J. Dragic,A. Drutskoy,S. Eidelman,V. Eiges,S. Fratina,N. Gabyshev,A. Garmash,Timothy Gershon,G. Gokhroo,R. Guo,J. Haba,K. Hayasaka,H. Hayashii,M. Hazumi,T. Hokuue,Y. Hoshi,S. R. Hou,W. S. Hou,Y. B. Hsiung,H. C. Huang,Toru Iijima,A. Imoto,K. Inami,A. Ishikawa,R. Itoh,M. Iwasaki,Y. Iwasaki,J. H. Kang,J. S. Kang,P. Kapusta,N. Katayama,H. Kawai,T. Kawasaki,H. R. Khan,H. Kichimi,H. J. Kim,Jung-Hyun Kim,Seong Keun Kim,S. M. Kim,Patrick Koppenburg,S. Korpar,P. Krian,P. Krokovny,R. Kulasiri,C. C. Kuo,Y. J. Kwon,S. E. Lee,S. H. Lee,T. Lesiak,J. Li,S. W. Lin,D. Liventsev,Gobinda Majumder,F. Mandl,T. Matsumoto,W. Mitaroff,K. Miyabayashi,H. Miyake,H. Miyata,R. Mizuk,D. Mohapatra,Takehiko Mori,T. Nagamine,Y. Nagasaka,E. Nakano,M. Nakao,S. Nishida,S. Ogawa,T. Ohshima,T. Okabe,S. Okuno,S.L. Olsen,W. Ostrowicz,H. Ozaki,P. Pakhlov,C. W. Park,H. Park,N. Parslow,R. Pestotnik,L. E. Piilonen,M. Rozanska,Hiroyuki Sagawa,Y. Sakai,T. Schietinger,O. Schneider,P. Schonmeier,J. Schümann,A. J. Schwartz,K. Senyo,H. Shibuya,Jasvinder A. Singh,A. Somov,N. Soni,Rainer Stamen,S. Stanič,M. Starič,K. Sumisawa,T. Sumiyoshi,Osamu Tajima,F. Takasaki,N. Tamura,M. Tanaka,Y. Teramoto,X. C. Tian,S. Uehara,T. Uglov,K. Ueno,S. Uno,Y. Ushiroda,G. Varner,Kevin Varvell,S. Villa,C. C. Wang,C. H. Wang,M. Z. Wang,A. Yamaguchi,Hitoshi Yamamoto,Y. Yamashita,M. Yamauchi,Heyoung Yang,J. Ying,Jie Zhang,Long Zhang,Zhenyu Zhang,V.N. Zhilich,D. Ontar +156 more
TL;DR: In this article, the authors report measurements of B to pseudoscalar-pseudoscalar decays with at least one {eta} meson in the final state using 140 fb{sup -1} of data collected by the Belle detector at KEKB e{sup +}e{sup-} collider.
Journal ArticleDOI
Improved measurements of the partial rate asymmetry in B → hh decays
Y. Chao,P. Chang,K. Abe,Hiroaki Aihara,Y. Asano,T. Aushev,S. Bahinipati,A. M. Bakich,Y. Ban,I. Bedny,U. Bitenc,I. Bizjak,S. Blyth,Alexander Bondar,M. Bračko,Jolanta Brodzicka,T. E. Browder,K. F. Chen,B. G. Cheon,R. Chistov,S. K. Choi,Y. Choi,S. Cole,M. Danilov,M. Dash,L. Y. Dong,S. Eidelman,V. Eiges,S. Fratina,N. Gabyshev,Timothy Gershon,G. Gokhroo,B. Golob,R. Guo,J. Haba,N. C. Hastings,K. Hayasaka,H. Hayashii,M. Hazumi,Takuya Higuchi,L. Hinz,T. Hokuue,Y. Hoshi,W. S. Hou,Y. B. Hsiung,Y. B. Hsiung,Toru Iijima,A. Imoto,K. Inami,A. Ishikawa,R. Itoh,Hiroyuki Iwasaki,Y. Iwasaki,H. Kakuno,J. H. Kang,J. S. Kang,N. Katayama,H. Kawai,T. Kawasaki,H. R. Khan,H. J. Kim,Jung-Hyun Kim,K. Kinoshita,Patrick Koppenburg,S. Korpar,P. Krokovny,Y. J. Kwon,G. Leder,Y.-J. Lee,T. Lesiak,J. Li,S. W. Lin,J. MacNaughton,F. Mandl,Daniel Robert Marlow,T. Matsumoto,A. Matyja,W. Mitaroff,H. Miyake,H. Miyata,Takehiko Mori,T. Nagamine,Y. Nagasaka,E. Nakano,M. Nakao,H. Nakazawa,Z. Natkaniec,S. Nishida,O. Nitoh,S. Ogawa,T. Ohshima,T. Okabe,S. Okuno,S.L. Olsen,W. Ostrowicz,H. Ozaki,H. Palka,C. W. Park,H. Park,N. Parslow,L. E. Piilonen,M. Rozanska,Hiroyuki Sagawa,Y. Sakai,Noriaki K. Sato,O. Schneider,J. Schümann,A. J. Schwartz,S. Semenov,M. E. Sevior,H. Shibuya,B. Shwartz,V.A. Sidorov,A. Somov,N. Soni,Rainer Stamen,S. Stanič,S. Stanič,M. Starič,K. Sumisawa,T. Sumiyoshi,S. Suzuki,Osamu Tajima,F. Takasaki,K. Tamai,N. Tamura,M. Tanaka,G. N. Taylor,Y. Teramoto,K. Trabelsi,T. Tsuboyama,T. Tsukamoto,S. Uehara,T. Uglov,K. Ueno,Y. Unno,S. Uno,G. Varner,Kevin Varvell,C. C. Wang,C. H. Wang,M. Watanabe,B. D. Yabsley,Yasuhiko Yamada,A. Yamaguchi,Y. Yamashita,M. Yamauchi,Heyoung Yang,J. Ying,S.L. Zang,Jie Zhang,Zhenyu Zhang,D. Žontar +152 more
TL;DR: In this article, improved measurements of the partial rate asymmetry (Acp) in B -> h h decays with 140fb^-1 of data collected with the Belle detector at the KEKB e+e- collider.
Journal ArticleDOI
Magnetic field mapping of the Belle solenoid
N. Tan,M. Akatsu,A. Bozek,K. Fujimoto,J. Haba,T. Hara,H. Hirano,M. Hirose,T. Hojo,K. Hoshina,K. Inami,A. Ishikawa,Y. Iwasaki,K. K. Joo,N. Katayama,Yasuhiro Makida,T. Matsumoto,I. Nagai,K. Nakai,O. Nitoh,Yukiyoshi Ohnishi,T. Okabe,N. Okazaki,H. Ozaki,Y. Sakai,A. Sugi,A. Sugiyama,S. Suitoh,J. Suzuki,S. Y. Suzuki,Fumihiko Takasaki,J. Tanaka,Makoto Tomoto,K. Trabelsi,S. Uno,H. Yamada,Hiroshi Yamaoka,Y. Yamaoka,T. Yokoyama,K. Yoshida +39 more
TL;DR: In this paper, the authors described the mapping of the magnetic field of the Belle detector's large superconducting solenoid with an ultrasonic motor located in the strong magnetic field.