J. MacNaughton
Tohoku University
11 Papers
26 Citations
J. MacNaughton is an academic researcher from Tohoku University. The author has contributed to research in topics: Annihilation & Electron–positron annihilation. The author has an hindex of 5, co-authored 11 publications.
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Papers
A study of charged D* production in e+ e- annihilation at an average center-of-mass energy of 58 GeV
Fujio Hinode,Koji Abe,K. Amako,Y. Arai,Tatsumi Arima,Y. Asano,Masami Chiba,Y. Chiba,Motomasa Daigo,Mineo Fukawa,Yasutaka Fukushima,J. Haba,Yasuo Hemmi,Masato Higuchi,Tachishige Hirose,Yasuhiro Homma,Y. Hoshi,N. Hosoda,Nobuhiro Ishihara,N. Kanda,E. Kanatani,Nobuyuki Kanematsu,Junichi Kanzaki,Ryusaburo Kikuchi,T. T. Korhonen,T. Kondo,A. E. Krüger,Hisaya Kurashige,J. MacNaughton,T. Matsui,M. Miura,Kozo Miyake,Shigeki Mori,Y. Nagashima,Teruo Nakamura,I. Nakano,Shigeru Odaka,T. Ogawa,Taro Ohama,T. Ohsugi,A. Okamoto,A. Ono,T. Oyama,H. Ohyama,Hiroshi Sakamoto,Makoto Sakuda,M. Sato,Nobuaki Sato,M. Shioden,J. Shirai,M. Shirakata,T. Sumiyoshi,A. Suzuki,Y. Takada,H. Takaki,Fumihiko Takasaki,M. Takita,N. Tamura,K. Tobimatsu,Toru Tsuboyama,S. Uehara,Yoshinobu Unno,M. Utsumi,Yoshiyuki Watase,F. Yabuki,Y. Yamada,T. Yamagata,Yasushige Yonezawa,H. Yoshida +68 more
TL;DR: In this paper, the authors studied the production of charged D ∗ mesons in e + e − annihilation at an average center-of-mass energy of 58.0 GeV.
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Measurement of forward-backward charge asymmetry in the process of b-quark production in e+e− annihilation around √s=60 GeV
M. Shirakata,M. Utsumi,Koji Abe,K. Amako,Y. Arai,Y. Asano,Masami Chiba,Y. Chiba,Motomasa Daigo,Mineo Fukawa,Toru Fukui,Yasutaka Fukushima,J. Haba,Yasuo Hemmi,Masato Higuchi,Fujio Hinode,Tachishige Hirose,Yasuhiro Homma,Y. Hoshi,Nobuhiro Ishihara,N. Kanda,Nobuyuki Kanematsu,Junichi Kanzaki,Ryusaburo Kikuchi,T. T. Korhonen,T. Kondo,T. Koseki,Hisaya Kurashige,J. MacNaughton,T. Matsui,M. Minami,Kozo Miyake,Shigeki Mori,Y. Nagashima,Teruo Nakamura,I. Nakano,Y. Narita,Shigeru Odaka,K. Ogawa,Taro Ohama,T. Ohsugi,A. Okamoto,A. Ono,T. Oyama,Hiroshi Sakamoto,Makoto Sakuda,N. Sasao,M. Sato,H. Shibuya,M. Shioden,J. Shirai,S. Sugimoto,T. Sumiyoshi,A. Suzuki,Y. Takada,H. Takaki,Fumihiko Takasaki,A. Taketani,M. Takita,N. Tamura,N. Terunuma,K. Tobimatsu,Toru Tsuboyama,S. Uehara,Yoshinobu Unno,T. Watanabe,Yoshiyuki Watase,F. Yabuki,Y. Yamada,Yasushige Yonezawa,H. Yoshida +70 more
TL;DR: In this article, the forward-backward charge asymmetry in the process of b-quark production in e + e − annihilation at TRISTAN was measured by detecting prompt leptons from bquarks.
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A study of single photon production in e+ e− annihilation at s = 58 GeV
N. Hosoda,Koji Abe,K. Amako,Y. Arai,Tatsumi Arima,Y. Asano,Masami Chiba,Y. Chiba,Motomasa Daigo,Mineo Fukawa,Yasutaka Fukushima,J. Haba,H. Hanai,Yasuo Hemmi,Masato Higuchi,Fujio Hinode,Tachishige Hirose,Yasuhiro Homma,Y. Hoshi,Nobuhiro Ishihara,Y. Iwata,N. Kanda,Nobuyuki Kanematsu,Junichi Kanzaki,Ryusaburo Kikuchi,T. Kondo,T. T. Korhonen,A. E. Krüger,Hisaya Kurashige,J. MacNaughton,E. K. Matsuda,T. Matsui,M. Miura,Kozo Miyake,Shigeki Mori,Y. Nagashima,Y. Nakagawa,Teruo Nakamura,I. Nakano,Shigeru Odaka,Taro Ohama,T. Ohsugi,A. Ohyama,A. Okamoto,A. Ono,T. Oyama,Hiroshi Sakamoto,Makoto Sakuda,M. Sato,Nobuaki Sato,M. Shioden,J. Shirai,M. Shirakata,T. Sumiyoshi,A. Suzuki,Y. Takada,H. Takaki,Fumihiko Takasaki,M. Takita,N. Tamura,K. Tobimatsu,Toru Tsuboyama,S. Uehara,Yoshinobu Unno,Michiaki Utsumi,Yoshiyuki Watase,F. Yabuki,Y. Yamada,Y. Yamamoto,T. Yamagata,Yasushige Yonezawa,H. Yoshida +71 more
TL;DR: In this article, the authors studied single photon production in e + e − annihilation based on a data sample corresponding to an integrated luminosity of 164.1 pb −1 at s = 58 GeV.
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Measurement of the forward-backward asymmetry of charm quark production in e+e- annihilations at lang;S〈 = 58.4 GeV
A. Okamoto,Koji Abe,K. Amako,Y. Arai,Y. Asano,Masami Chiba,Y. Chiba,Motomasa Daigo,Mineo Fukawa,Toru Fukui,Yasutaka Fukushima,J. Haba,Yasuo Hemmi,Masato Higuchi,Fujio Hinode,Tachishige Hirose,Yoshifumi Hojo,Yasuhiro Homma,Y. Hoshi,Nobuhiro Ishihara,T. Kamitani,Nobuyuki Kanematsu,N. Kanda,Junichi Kanzaki,Ryusaburo Kikuchi,T. Kondo,T. T. Korhonen,T. Koseki,Hisaya Kurashige,J. MacNaughton,T. Matsui,M. Minami,Kozo Miyake,Shigeki Mori,Y. Nagashima,Teruo Nakamura,I. Nakano,Y. Narita,Shigeru Odaka,K. Ogawa,Taro Ohama,T. Ohsugi,A. Ono,T. Oyama,Hiroshi Sakamoto,Makoto Sakuda,N. Sasao,M. Sato,Nobuaki Sato,H. Shibuya,M. Shioden,J. Shirai,S. Shirakata,S. Sugimoto,T. Sumiyoshi,A. Suzuki,Y. Takada,H. Takaki,Fumihiko Takasaki,A. Taketani,M. Takita,N. Tamura,N. Terunuma,K. Tobimatsu,Toru Tsuboyama,S. Uehara,Yoshinobu Unno,M. Utsumi,T. Watanabe,Yoshiyuki Watase,F. Yabuki,Y. Yamada,Yasushige Yonezawa,H. Yoshida +73 more
TL;DR: The forward-backward asymmetry of charm quark production has been measured at an average of energy of 58.4 GeV with the VENUS detector at the TRISTAN e+e- collider as mentioned in this paper.
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Particle spectrum in gluon jets produced in e+e- annihilations at s around 58 GeV
Hiroyuki Takaki,J. Haba,Koji Abe,K. Amako,Y. Arai,Tatsumi Arima,Y. Asano,Masami Chiba,Y. Chiba,Motomasa Daigo,Mineo Fukawa,Yasutaka Fukushima,Yasuo Hemmi,Masato Higuchi,Fujio Hinode,Tachishige Hirose,Yasuhiro Homma,Y. Hoshi,N. Hosoda,Nobuhiro Ishihara,E. Kanatani,Nobuyuki Kanda,Nobuyuki Kanematsu,Junichi Kanzaki,Ryusaburo Kikuchi,T. Kondo,T. T. Korhonen,A. E. Krüger,Hisaya Kurashige,J. MacNaughton,T. Matsui,Kozo Miyake,M. Miura,Shigeki Mori,Y. Nagashima,T. Nakamura,Itsuo Nakano,Shigeru Odaka,K. Ogawa,Taro Ohama,T. Ohsugi,H. Ohyama,A. Okamoto,A. Ono,T. Oyama,Hiroshi Sakamoto,Makoto Sakuda,M. Sato,Nobuaki Sato,M. Shioden,J. Shirai,M. Shirakata,T. Sumiyoshi,A. Suzuki,Y. Takada,Fumihiko Takasaki,M. Takita,N. Tamura,K. Tobimatsu,Toru Tsuboyama,S. Uehara,Yoshinobu Unno,Michiaki Utsumi,Yoshiyuki Watase,F. Yabuki,Y. Yamada,T. Yamagata,Yasushige Yonezawa,H. Yoshida +68 more
TL;DR: The spectrum of gluon jets was found to be significantly softer than that of quark jets with the same energy and topology as discussed by the authors, and the spectrum of three-fold symmetric three-jet and two-jet events were compared.
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