H
H. Takeuchi
Researcher at University of Tokyo
Publications - 22
Citations - 5095
H. Takeuchi is an academic researcher from University of Tokyo. The author has contributed to research in topics: Neutrino & Super-Kamiokande. The author has an hindex of 20, co-authored 20 publications receiving 4933 citations.
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Journal ArticleDOI
Solar 8B and hep Neutrino Measurements from 1258 Days of Super-Kamiokande Data
Y. Fukuda,M. Ishitsuka,Yoshitaka Itow,Takaaki Kajita,J. Kameda,K. Kaneyuki,K. Kobayashi,Yusuke Koshio,M. Miura,S. Moriyama,Masayuki Nakahata,S. Nakayama,A. Okada,N. Sakurai,Masato Shiozawa,Yoshihiro Suzuki,H. Takeuchi,Y. Takeuchi,T. Toshito,Y. Totsuka,Shoichi Yamada,Shantanu Desai,M. Earl,E. Kearns,M. D. Messier,Kate Scholberg,Kate Scholberg,J. L. Stone,L. R. Sulak,C. W. Walter,M. Goldhaber,T. Barszczak,David William Casper,W. Gajewski,W. R. Kropp,S. Mine,D. W. Liu,L. R. Price,M. B. Smy,Henry W. Sobel,M. R. Vagins,Todd Haines,D. Kielczewska,K. S. Ganezer,W. E. Keig,R. W. Ellsworth,S. Tasaka,A. Kibayashi,John G. Learned,S. Matsuno,D. Takemori,Y. Hayato,T. Ishii,Takashi Kobayashi,Koji Nakamura,Y. Obayashi,Y. Oyama,A. Sakai,Makoto Sakuda,M. Kohama,Atsumu Suzuki,T. Inagaki,Tsuyoshi Nakaya,K. Nishikawa,E. Blaufuss,S. Dazeley,R. Svoboda,J. A. Goodman,G. Guillian,G. W. Sullivan,D. Turcan,Alec Habig,J. Hill,C. K. Jung,K. Martens,K. Martens,Magdalena Malek,C. Mauger,C. McGrew,E. Sharkey,B. Viren,C. Yanagisawa,C. Mitsuda,K. Miyano,C. Saji,T. Shibata,Y. Kajiyama,Y. Nagashima,K. Nitta,M. Takita,Minoru Yoshida,Heekyong Kim,Soo-Bong Kim,J. Yoo,H. Okazawa,T. Ishizuka,M. Etoh,Y. Gando,Takehisa Hasegawa,Kunio Inoue,K. Ishihara,Tomoyuki Maruyama,J. Shirai,A. Suzuki,Masatoshi Koshiba,Y. Hatakeyama,Y. Ichikawa,M. Koike,Kyoshi Nishijima,H. Fujiyasu,Hirokazu Ishino,M. Morii,Y. Watanabe,U. Golebiewska,S. C. Boyd,A. L. Stachyra,R. J. Wilkes,B. Lee +117 more
TL;DR: Solar neutrino measurements from 1258 days of data from the Super-Kamiokande detector are presented and the recoil electron energy spectrum is consistent with no spectral distortion.
Journal ArticleDOI
Determination of solar neutrino oscillation parameters using 1496 days of Super-Kamiokande-I data
S. Fukuda,Y. Fukuda,M. Ishitsuka,Yoshitaka Itow,Takaaki Kajita,J. Kameda,K. Kaneyuki,K. Kobayashi,Yusuke Koshio,M. Miura,S. Moriyama,Masayuki Nakahata,S. Nakayama,Toshio Namba,A. Okada,N. Sakurai,Masato Shiozawa,Yoshihiro Suzuki,H. Takeuchi,Y. Takeuchi,Y. Totsuka,Shoichi Yamada,Shantanu Desai,M. Earl,E. Kearns,M. D. Messier,J. L. Stone,L. R. Sulak,C. W. Walter,M. Goldhaber,T. Barszczak,David William Casper,W. Gajewski,W. R. Kropp,S. Mine,D. W. Liu,M. B. Smy,Henry W. Sobel,M. R. Vagins,A. M. Gago,K. S. Ganezer,W. E. Keig,R. W. Ellsworth,S. Tasaka,A. Kibayashi,John G. Learned,S. Matsuno,D. Takemori,Y. Hayato,T. Ishii,Takashi Kobayashi,T. Maruyama,Koji Nakamura,Y. Obayashi,Y. Obayashi,Y. Oyama,Makoto Sakuda,Minoru Yoshida,M. Kohama,T. Iwashita,Atsumu Suzuki,A. K. Ichikawa,A. K. Ichikawa,T. Inagaki,I. Kato,Tsuyoshi Nakaya,K. Nishikawa,Todd Haines,Todd Haines,S. Dazeley,S. Hatakeyama,R. Svoboda,E. Blaufuss,M. L. Chen,J. A. Goodman,G. Guillian,G. W. Sullivan,D. Turč,Kate Scholberg,Alec Habig,M. Ackermann,J. Hill,C. K. Jung,Magdalena Malek,K. Martens,C. Mauger,C. McGrew,E. Sharkey,B. Viren,B. Viren,C. Yanagisawa,T. Toshito,C. Mitsuda,K. Miyano,C. Saji,T. Shibata,Y. Kajiyama,Y. Nagashima,K. Nitta,M. Takita,Hyosun Kim,S. B. Kim,J. Yoo,H. Okazawa,T. Ishizuka,M. Etoh,Y. Gando,Takehisa Hasegawa,Kunio Inoue,K. Ishihara,J. Shirai,A. Suzuki,Masatoshi Koshiba,Y. Hatakeyama,Y. Ichikawa,M. Koike,Kyoshi Nishijima,Hirokazu Ishino,Mikio Morii,R. Nishimura,Y. Watanabe,D. Kielczewska,D. Kielczewska,H. G. Berns,S. C. Boyd,A. L. Stachyra,R. J. Wilkes +126 more
TL;DR: In this paper, a number of different fits to solar neutrino mixing and mass square difference were performed using 1496 days of Super-Kamiokande-I's solar NE data.
Journal ArticleDOI
Measurement of neutrino oscillation by the K2K experiment
M. H. Ahn,E. Aliu,S. Andringa,Shigeki Aoki,Y. Aoyama,J. Argyriades,K. Asakura,R. Ashie,F. Berghaus,H. G. Berns,H. C. Bhang,A. Blondel,Silvia Borghi,J. Bouchez,S. C. Boyd,Jordi Burguet-Castell,David William Casper,J. Catala,C. Cavata,A. Cervera,Shaomin Chen,K. O. Cho,J. H. Choi,U. Dore,S. Echigo,X. Espinal,M. Fechner,E. Fernandez,K. Fujii,Y. Fujii,S. Fukuda,Y. Fukuda,J.J. Gómez-Cadenas,R. Gran,T. Hara,Masaya Hasegawa,Takehisa Hasegawa,K. Hayashi,Y. Hayato,R. L. Helmer,I. Higuchi,J. Hill,Katsuki Hiraide,E. Hirose,J. Hosaka,A. K. Ichikawa,Masaharu Ieiri,Masataka Iinuma,A. Ikeda,T. Inagaki,T. Ishida,K. Ishihara,H. Ishii,T. Ishii,Hirokazu Ishino,Masaki Ishitsuka,Yoshitaka Itow,T. Iwashita,H. I. Jang,J. S. Jang,E. J. Jeon,I. S. Jeong,K. K. Joo,G. Jover,C. K. Jung,Takaaki Kajita,J. Kameda,K. Kaneyuki,B. H. Kang,I. Kato,Y. Kato,E. Kearns,D. Kerr,C. O. Kim,M. M. Khabibullin,A. N. Khotjantsev,D. Kielczewska,Beom Jun Kim,Hyosun Kim,J.H. Kim,J. Y. Kim,S. B. Kim,M. Kitamura,P. Kitching,Katsuhiro Kobayashi,Takashi Kobayashi,M. Kohama,A. Konaka,Yusuke Koshio,W. R. Kropp,J. Kubota,Yu. Kudenko,G. Kume,Yoshitaka Kuno,Y. Kurimoto,T. Kutter,T. Kutter,John G. Learned,S. Likhoded,I. T. Lim,S. H. Lim,P. F. Loverre,L. Ludovici,H. Maesaka,J. Mallet,C. Mariani,K. Martens,Tomoyuki Maruyama,S. Matsuno,V. A. Matveev,C. Mauger,K. B. McConnel Mahn,C. McGrew,S P Mikheyev,M. Minakawa,A. Minamino,S. Mine,O. V. Mineev,C. Mitsuda,G. Mitsuka,M. Miura,Y. Moriguchi,Taichi Morita,Shigetaka Moriyama,T. Nakadaira,Masayuki Nakahata,K. Nakamura,Itsuo Nakano,F. Nakata,Tsuyoshi Nakaya,Shoei Nakayama,Toshio Namba,R. Nambu,S. Nawang,K. Nishikawa,H. Nishino,Shogo Nishiyama,K. Nitta,Susumu Noda,Hiroyuki Noumi,F. Nova,P. Novella,Y. Obayashi,A. Okada,Ko Okumura,M. Okumura,M. Onchi,T. Ooyabu,S. M. Oser,T. Otaki,Yuichi Oyama,M. Y. Pac,H. Park,F. Pierre,A. Rodriguez,C. Saji,A. Sakai,Makoto Sakuda,Nobuyuki Sakurai,Federico Sanchez,A. Sarrat,Takanori Sasaki,Hiroshi Sato,K. Sato,Kate Scholberg,Kate Scholberg,R. Schroeter,M. Sekiguchi,E. Seo,E. Sharkey,A. Shima,Masato Shiozawa,K. K. Shiraishi,G. Sitjes,Michael B. Smy,H. So,Henry W. Sobel,M. Sorel,J. L. Stone,Lawrence Sulak,Y. Suga,A. Suzuki,Yoshihiro Suzuki,M. Tada,Tadayuki Takahashi,M. Takasaki,M. Takatsuki,Y. Takenaga,K. Takenaka,H. Takeuchi,Y. Takeuchi,K. Taki,Y. Takubo,N. Tamura,H. Tanaka,Kenichi Tanaka,Masaaki Tanaka,Y. Tanaka,K. Tashiro,R. Terri,Stephane T'Jampens,A. Tornero-Lopez,T. Toshito,Y. Totsuka,S. Ueda,Mark R. Vagins,L. Whitehead,C. W. Walter,W. Wang,R. J. Wilkes,Shinya Yamada,Y. Yamada,Shoji Yamamoto,Y. Yamanoi,C. Yanagisawa,N. Yershov,H. Yokoyama,Masashi Yokoyama,J. Yoo,Minoru Yoshida,J. Zalipska +220 more
TL;DR: In this article, measurements of {nu}{sub {mu}} disappearance in K2K, the KEK to Kamioka long-baseline neutrino oscillation experiment are presented.
Journal ArticleDOI
Tau neutrinos favored over sterile neutrinos in atmospheric muon neutrino oscillations.
S. Fukuda,Y. Fukuda,M. Ishitsuka,Yoshitaka Itow,Takaaki Kajita,J. Kameda,K. Kaneyuki,K. Kobayashi,Yusuke Koshio,M. Miura,S. Moriyama,Masayuki Nakahata,S. Nakayama,Y. Obayashi,A. Okada,Ko Okumura,N. Sakurai,Masato Shiozawa,Yoshihiro Suzuki,H. Takeuchi,Y. Takeuchi,T. Toshito,Y. Totsuka,Shoichi Yamada,M. Earl,Alec Habig,Alec Habig,E. Kearns,M. D. Messier,Kate Scholberg,J. L. Stone,L. R. Sulak,C. W. Walter,M. Goldhaber,T. Barszczak,David William Casper,W. Gajewski,W. R. Kropp,S. Mine,L. R. Price,M. B. Smy,Henry W. Sobel,M. R. Vagins,K. S. Ganezer,W. E. Keig,R. W. Ellsworth,S. Tasaka,A. Kibayashi,John G. Learned,S. Matsuno,D. Takemori,Y. Hayato,T. Ishii,Takashi Kobayashi,Koji Nakamura,Y. Oyama,A. Sakai,Makoto Sakuda,Osamu Sasaki,M. Kohama,Atsumu Suzuki,T. Inagaki,K. Nishikawa,Todd Haines,Todd Haines,E. Blaufuss,B. K. Kim,R. Sanford,R. Svoboda,M. L. Chen,J. A. Goodman,G. Guillian,G. W. Sullivan,J. Hill,C. K. Jung,K. Martens,Magdalena Malek,C. Mauger,C. McGrew,E. Sharkey,B. Viren,C. Yanagisawa,M. Kirisawa,S. Inaba,C. Mitsuda,K. Miyano,H. Okazawa,C. Saji,M. Takahashi,M. Takahata,Y. Nagashima,K. Nitta,M. Takita,Minoru Yoshida,Soo-Bong Kim,T. Ishizuka,M. Etoh,Y. Gando,Takehisa Hasegawa,Kunio Inoue,K. Ishihara,T. Maruyama,J. Shirai,A. Suzuki,Masatoshi Koshiba,Y. Hatakeyama,Y. Ichikawa,M. Koike,Kyoshi Nishijima,H. Fujiyasu,Hirokazu Ishino,M. Morii,Y. Watanabe,U. Golebiewska,D. Kielczewska,D. Kielczewska,S. C. Boyd,A. L. Stachyra,R. J. Wilkes,K. K. Young +119 more
TL;DR: Using data recorded in 1100 live days of the Super-Kamiokande detector, three complementary data samples are used to study the difference in zenith angle distribution due to neutral currents and matter effects and find no evidence favoring sterile neutrinos, and reject the hypothesis at the 99% confidence level.
Journal ArticleDOI
Constraints on neutrino oscillations using 1258 days of Super-Kamiokande solar neutrino data.
S. Fukuda,Y. Fukuda,M. Ishitsuka,Yoshitaka Itow,Takaaki Kajita,J. Kameda,K. Kaneyuki,K. Kobayashi,Yusuke Koshio,M. Miura,S. Moriyama,Masayuki Nakahata,S. Nakayama,A. Okada,N. Sakurai,Masato Shiozawa,Yoshihiro Suzuki,H. Takeuchi,Y. Takeuchi,T. Toshito,Y. Totsuka,Shoichi Yamada,Shantanu Desai,M. Earl,E. Kearns,M. D. Messier,Kate Scholberg,Kate Scholberg,J. L. Stone,L. R. Sulak,C. W. Walter,M. Goldhaber,T. Barszczak,David William Casper,W. Gajewski,W. R. Kropp,S. Mine,D. W. Liu,L. R. Price,M. B. Smy,Henry W. Sobel,M. R. Vagins,K. S. Ganezer,W. E. Keig,R. W. Ellsworth,S. Tasaka,A. Kibayashi,John G. Learned,S. Matsuno,D. Takemori,Y. Hayato,T. Ishii,Takashi Kobayashi,Koji Nakamura,Y. Obayashi,Y. Oyama,A. Sakai,Makoto Sakuda,M. Kohama,Atsumu Suzuki,T. Inagaki,Tsuyoshi Nakaya,K. Nishikawa,Todd Haines,Todd Haines,E. Blaufuss,E. Blaufuss,S. Dazeley,K. B. Lee,K. B. Lee,R. Svoboda,J. A. Goodman,G. Guillian,G. W. Sullivan,D. Turcan,Alec Habig,J. Hill,C. K. Jung,K. Martens,K. Martens,Magdalena Malek,C. Mauger,C. McGrew,E. Sharkey,B. Viren,C. Yanagisawa,C. Mitsuda,K. Miyano,C. Saji,T. Shibata,Y. Kajiyama,Y. Nagashima,K. Nitta,M. Takita,Minoru Yoshida,Heekyong Kim,Soo-Bong Kim,J. Yoo,H. Okazawa,T. Ishizuka,M. Etoh,Y. Gando,Takehisa Hasegawa,Kunio Inoue,K. Ishihara,Tomoyuki Maruyama,J. Shirai,A. Suzuki,Masatoshi Koshiba,Y. Hatakeyama,Y. Ichikawa,M. Koike,Kyoshi Nishijima,H. Fujiyasu,Hirokazu Ishino,M. Morii,Y. Watanabe,U. Golebiewska,D. Kielczewska,D. Kielczewska,S. C. Boyd,A. L. Stachyra,R. J. Wilkes,K. K. Young +123 more
TL;DR: The absence of significant zenith angle variation and spectrum distortion places strong constraints on neutrino mixing and mass difference in a flux-independent way, and two allowed regions at large mixing are found.