S
Shoji Yamamoto
Researcher at Hokkaido University
Publications - 254
Citations - 8420
Shoji Yamamoto is an academic researcher from Hokkaido University. The author has contributed to research in topics: Heisenberg model & Antiferromagnetism. The author has an hindex of 38, co-authored 247 publications receiving 8091 citations. Previous affiliations of Shoji Yamamoto include Niihama National College of Technology & Okayama University.
Papers
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Journal ArticleDOI
Indications of neutrino oscillation in a 250 km long-baseline experiment.
M. H. Ahn,Shigeki Aoki,H. C. Bhang,S. B. Boyd,David William Casper,J. H. Choi,S. Fukuda,Y. Fukuda,W. Gajewski,T. Hara,Masaya Hasegawa,Takehisa Hasegawa,Y. Hayato,J. Hill,A. K. Ichikawa,A. Ikeda,T. Inagaki,T. Ishida,T. Ishii,M. Ishitsuka,Yoshitaka Itow,T. Iwashita,H. I. Jang,J. S. Jang,E. J. Jeon,C. K. Jung,Takaaki Kajita,J. Kameda,K. Kaneyuki,I. Kato,E. Kearns,A. Kibayashi,D. Kielczewska,Ken-ichiro Kobayashi,Beom Jun Kim,C. O. Kim,J. Y. Kim,S. B. Kim,Takashi Kobayashi,M. Kohama,Yusuke Koshio,W. R. Kropp,John G. Learned,S. H. Lim,I. T. Lim,H. Maesaka,K. Martens,Tomoyuki Maruyama,S. Matsuno,C. Mauger,C. McGrew,S. Mine,M. Miura,Kazumasa Miyano,Shigetaka Moriyama,Masayuki Nakahata,Koji Nakamura,Itsuo Nakano,F. Nakata,Tsuyoshi Nakaya,Shoei Nakayama,Toshio Namba,K. Nishikawa,Shogo Nishiyama,Susumu Noda,A. Obayashi,A. Okada,T. Ooyabu,Yuichi Oyama,M. Y. Pac,Hwangseo Park,Makoto Sakuda,Nobuyuki Sakurai,N. Sasao,Kate Scholberg,E. Sharkey,Masato Shiozawa,H. So,H. W. Sobel,A. L. Stachyra,J. L. Stone,Y. Suga,L. R. Sulak,Atsumu Suzuki,Yasunari Suzuki,Y. Takeuchi,N. Tamura,T. Toshito,Y. Totsuka,Mark R. Vagins,C. W. Walter,R. J. Wilkes,Shinya Yamada,Shoji Yamamoto,C. Yanagisawa,H. Yokoyama,J. Yoo,Minoru Yoshida,J. Zalipska +98 more
TL;DR: The K2K experiment observed indications of neutrino oscillation after 250 km flight of υμ. as mentioned in this paper The observed number of events in the data corresponding to 4.8 x 1019 protons on target is 56, while 80.1 5.4 + 6.2 is expected.
Journal ArticleDOI
Measurement of atmospheric neutrino oscillation parameters by Super-Kamiokande I
Y. Ashie,J. Hosaka,K. Ishihara,Yoshitaka Itow,J. Kameda,Yusuke Koshio,A. Minamino,C. Mitsuda,M. Miura,Shigetaka Moriyama,Masayuki Nakahata,Toshio Namba,R. Nambu,Y. Obayashi,Masato Shiozawa,Yoshihiro Suzuki,Y. Takeuchi,K. Taki,Shinya Yamada,M. Ishitsuka,Takaaki Kajita,K. Kaneyuki,Shoei Nakayama,A. Okada,Ko Okumura,C. Saji,Y. Takenaga,S. Clark,Shantanu Desai,E. Kearns,S. Likhoded,J. L. Stone,L. R. Sulak,W. Wang,M. Goldhaber,David William Casper,J. P. Cravens,W. Gajewski,W. R. Kropp,D. W. Liu,S. Mine,Michael B. Smy,Henry W. Sobel,C. W. Sterner,Mark R. Vagins,K. S. Ganezer,John Hill,W. E. Keig,J. S. Jang,J. Y. Kim,I. T. Lim,Kate Scholberg,C. W. Walter,R. W. Ellsworth,S. Tasaka,G. Guillian,A. Kibayashi,John G. Learned,S. Matsuno,D. Takemori,M. D. Messier,Y. Hayato,A. K. Ichikawa,T. Ishida,T. Ishii,T. Iwashita,Takashi Kobayashi,T. Maruyama,Koji Nakamura,K. Nitta,Yuichi Oyama,Makoto Sakuda,Y. Totsuka,Atsumu Suzuki,Masaya Hasegawa,K. Hayashi,I. Kato,H. Maesaka,Taichi Morita,Tsuyoshi Nakaya,K. Nishikawa,T. Sasaki,S. Ueda,Shoji Yamamoto,Todd Haines,Todd Haines,S. Dazeley,S. Hatakeyama,R. Svoboda,E. Blaufuss,J. A. Goodman,G. W. Sullivan,D. Turcan,Alec Habig,Y. Fukuda,C. K. Jung,T. Kato,Katsuhiro Kobayashi,Magdalena Malek,C. Mauger,C. McGrew,A. Sarrat,E. Sharkey,C. Yanagisawa,T. Toshito,Kazumasa Miyano,N. Tamura,J. Ishii,Y. Kuno,Minoru Yoshida,S. B. Kim,J. Yoo,H. Okazawa,T. Ishizuka,Y. Choi,H. Seo,Y. Gando,Takehisa Hasegawa,Kunio Inoue,J. Shirai,A. Suzuki,Masatoshi Koshiba,Y. Nakajima,Kyoshi Nishijima,T. Harada,Hirokazu Ishino,Y. Watanabe,D. Kielczewska,D. Kielczewska,J. Zalipska,H. G. Berns,R. Gran,K. K. Shiraishi,A. L. Stachyra,K. Washburn,R. J. Wilkes +135 more
TL;DR: In this article, a combined analysis of fully-contained, partially-contained and upward-going muon atmospheric neutrino data from a 1489 d exposure of the Super-Kamiokande detector is presented.
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
Evidence for an Oscillatory Signature in Atmospheric Neutrino Oscillations
Y. Ashie,J. Hosaka,K. Ishihara,Yoshitaka Itow,J. Kameda,Yusuke Koshio,A. Minamino,C. Mitsuda,M. Miura,Shigetaka Moriyama,Masayuki Nakahata,Toshio Namba,R. Nambu,Y. Obayashi,Masato Shiozawa,Yasunari Suzuki,Y. Takeuchi,K. Taki,Shinya Yamada,Masaki Ishitsuka,Takaaki Kajita,K. Kaneyuki,Shoei Nakayama,A. Okada,Ko Okumura,T. Ooyabu,C. Saji,Y. Takenaga,Shantanu Desai,E. Kearns,S. Likhoded,J. L. Stone,L. R. Sulak,C. W. Walter,W. Wang,M. Goldhaber,David William Casper,J. P. Cravens,W. Gajewski,W. R. Kropp,D. W. Liu,S. Mine,Michael B. Smy,H. W. Sobel,C. W. Sterner,Mark R. Vagins,K. S. Ganezer,John Hill,W. E. Keig,J. S. Jang,J. Y. Kim,I. T. Lim,R. W. Ellsworth,S. Tasaka,G. Guillian,A. Kibayashi,John G. Learned,S. Matsuno,D. Takemori,M. D. Messier,Y. Hayato,A. K. Ichikawa,T. Ishida,T. Ishii,T. Iwashita,T. Kobayashi,Tomoyuki Maruyama,K. Nakamura,K. Nitta,Yuichi Oyama,Makoto Sakuda,Y. Totsuka,Atsumu Suzuki,Masaya Hasegawa,K. Hayashi,T. Inagaki,I. Kato,H. Maesaka,Taichi Morita,Tsuyoshi Nakaya,K. Nishikawa,T. Sasaki,S. Ueda,Shoji Yamamoto,Todd Haines,Todd Haines,S. Dazeley,S. Hatakeyama,R. Svoboda,E. Blaufuss,J. A. Goodman,G. W. Sullivan,D. Turcan,Kate Scholberg,Alec Habig,Y. Fukuda,C. K. Jung,T. Kato,Katsuhiro Kobayashi,Magdalena Malek,C. Mauger,C. McGrew,A. Sarrat,E. Sharkey,C. Yanagisawa,T. Toshito,Kazumasa Miyano,N. Tamura,J. Ishii,Y. Kuno,Y. Nagashima,M. Takita,Minoru Yoshida,S. B. Kim,J. Yoo,H. Okazawa,T. Ishizuka,Y. Choi,H. Seo,Y. Gando,Takehisa Hasegawa,Kunio Inoue,J. Shirai,A. Suzuki,Masatoshi Koshiba,Y. Nakajima,Kyoshi Nishijima,T. Harada,Hirokazu Ishino,R. Nishimura,Y. Watanabe,D. Kielczewska,D. Kielczewska,J. Zalipska,H. G. Berns,R. Gran,K. K. Shiraishi,A. L. Stachyra,K. Washburn,R. J. Wilkes +139 more
TL;DR: A dip in the L/E distribution was observed in the data, as predicted from the sinusoidal flavor transition probability of neutrino oscillation, which constrained nu(micro)<-->nu(tau) neutrinos oscillation parameters.
Journal ArticleDOI
Solar neutrino measurements in Super-Kamiokande-II
J. P. Cravens,K. Abe,T. Iida,K. Ishihara,J. Kameda,Yusuke Koshio,A. Minamino,C. Mitsuda,M. Miura,Shigetaka Moriyama,Masayuki Nakahata,Shoei Nakayama,Y. Obayashi,Hiroshi Ogawa,Hiroyuki Sekiya,Masato Shiozawa,Yasunari Suzuki,Atsushi Takeda,Y. Takeuchi,K. Ueshima,Haruki Watanabe,Shinya Yamada,I. Higuchi,C. Ishihara,M. Ishitsuka,Takaaki Kajita,K. Kaneyuki,G. Mitsuka,H. Nishino,Ko Okumura,C. Saji,Y. Takenaga,S. Clark,Shantanu Desai,Shantanu Desai,Frédéric Dufour,E. Kearns,S. Likhoded,Michael Litos,J. L. Raaf,J. L. Stone,Lawrence Sulak,W. Wang,M. Goldhaber,David William Casper,J. Dunmore,W. R. Kropp,D. W. Liu,S. Mine,C. Regis,Michael B. Smy,H. W. Sobel,H. W. Sobel,Mark R. Vagins,K. S. Ganezer,John Hill,W. E. Keig,J. S. Jang,J. Y. Kim,I. T. Lim,M. Fechner,Kate Scholberg,N. Tanimoto,C. W. Walter,R. A. Wendell,R. W. Ellsworth,Shigeki Tasaka,G. Guillian,John G. Learned,S. Matsuno,M. D. Messier,Y. Watanabe,Y. Hayato,A. K. Ichikawa,T. Ishida,T. Ishii,T. Iwashita,T. Kobayashi,T. Nakadaira,K. Nakamura,K. Nitta,Yuichi Oyama,Y. Totsuka,Atsumu Suzuki,Masaya Hasegawa,Katsuki Hiraide,I. Kato,I. Kato,H. Maesaka,Tsuyoshi Nakaya,K. Nishikawa,Takanori Sasaki,Hiroshi Sato,Shoji Yamamoto,Masashi Yokoyama,T. J. Haines,T. J. Haines,S. Dazeley,S. Hatakeyama,R. Svoboda,G. W. Sullivan,D. Turcan,Alec Habig,Y. Fukuda,T. Sato,Yoshitaka Itow,T. Koike,Toshiyuki Tanaka,C. K. Jung,T. Kato,Katsuhiro Kobayashi,Magdalena Malek,C. McGrew,A. Sarrat,R. Terri,C. Yanagisawa,N. Tamura,Y. Idehara,M. Ikeda,Makoto Sakuda,M. Sugihara,Y. Kuno,Minoru Yoshida,Soo-Bong Kim,B. S. Yang,J. Yoo,T. Ishizuka,H. Okazawa,Y. Choi,H. Seo,Y. Gando,Takehisa Hasegawa,Kunio Inoue,Y. Furuse,H. Ishii,Kyoshi Nishijima,Hirokazu Ishino,Masatoshi Koshiba,Shaomin Chen,Zhi Deng,Yueh-Feng Liu,D. Kielczewska,D. Kielczewska,H. G. Berns,R. Gran,R. Gran,K. K. Shiraishi,A. L. Stachyra,E. Thrane,K. Washburn,R. J. Wilkes +150 more
TL;DR: The results of the second phase of the Super-Kamiokande solar neutrino measurement are presented and compared to the first phase in this paper, showing no evidence of systematic tendencies between the first and second phases.