M
M. Allen
Researcher at University of Utah
Publications - 84
Citations - 4898
M. Allen is an academic researcher from University of Utah. The author has contributed to research in topics: Cosmic ray & Telescope. The author has an hindex of 33, co-authored 80 publications receiving 4438 citations.
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Journal ArticleDOI
First observation of the Greisen-Zatsepin-Kuzmin suppression.
Rasha Abbasi,Tareq Abu-Zayyad,M. Allen,J. F. Amman,G. Archbold,Konstantin Belov,John Belz,S. Y. Ben Zvi,Douglas Bergman,S. A. Blake,O. A. Brusova,G. W. Burt,C. Cannon,Z. Cao,B. C. Connolly,W. Deng,Y. Fedorova,C. B. Finley,R. C. Gray,William Hanlon,C. M. Hoffman,Michael H. Holzscheiter,Gareth Hughes,P. Hüntemeyer,B. F. Jones,C. C. H. Jui,K. Kim,M. A. Kirn,E. C. Loh,M. M. Maestas,N. Manago,L. J. Marek,K. Martens,John Matthews,John N. Matthews,S. A. Moore,A. O’Neill,C. A. Painter,L. Perera,Kevin Reil,R. Riehle,M. D. Roberts,D. Rodriguez,Naruo Sasaki,Steve Schnetzer,L. M. Scott,G. Sinnis,J. D. Smith,Pierre Sokolsky,C. Song,R. W. Springer,B. T. Stokes,S. B. Thomas,J. R. Thomas,Gordon Thomson,Dale Tupa,S. Westerhoff,Lawrence Wiencke,Xiang Zhang,A. Zech +59 more
TL;DR: High Resolution Fly's Eye's measurement of the flux of ultrahigh energy cosmic rays shows a sharp suppression at an energy of 6 x 10(19) eV, consistent with the expected cutoff energy.
Journal ArticleDOI
Indications of intermediate-scale anisotropy of cosmic rays with energy greater than 57 EeV in the northern sky measured with the surface detector of the Telescope Array experiment
Rasha Abbasi,M. Abe,Tareq Abu-Zayyad,M. Allen,Robert M. Anderson,R. Azuma,Elliott Barcikowski,John Belz,Douglas Bergman,Samuel Blake,Robert Cady,M. J. Chae,Byung Gu Cheon,Jyunsei Chiba,Michiyuki Chikawa,W. R. Cho,Takahiro Fujii,Masaki Fukushima,T. Goto,William Hanlon,Y. Hayashi,Naoaki Hayashida,K. Hibino,K. Honda,Daisuke Ikeda,N. Inoue,Takaaki Ishii,R. Ishimori,Hidemi Ito,Dmitri Ivanov,C. C. H. Jui,Kenichi Kadota,Fumio Kakimoto,Oleg Kalashev,K. Kasahara,H. Kawai,S. Kawakami,Shingo Kawana,Kazumasa Kawata,Eiji Kido,Hang Bae Kim,J. H. Kim,S. Kitamura,Yasunori Kitamura,Vladim Kuzmin,Y. J. Kwon,J. Lan,S. I. Lim,J. P. Lundquist,Kazuhiro Machida,K. Martens,Tomohiro Matsuda,T. Matsuyama,John N. Matthews,Mayuko Minamino,Keijiro Mukai,Isaac Myers,K. Nagasawa,Shigehiro Nagataki,Toru Nakamura,Toshiyuki Nonaka,A. Nozato,Shoichi Ogio,J. Ogura,M. Ohnishi,Hideyuki Ohoka,K. Oki,T. Okuda,Masaomi Ono,Akitoshi Oshima,S. Ozawa,Inkyu Park,Maxim Pshirkov,D. C. Rodriguez,Grigory Rubtsov,Dongsu Ryu,Hiroyuki Sagawa,Nobuyuki Sakurai,A. L. Sampson,L. M. Scott,Priti Shah,Fumiya Shibata,T.-A. Shibata,Hideaki Shimodaira,Bokkyun Shin,J. D. Smith,Pierre Sokolsky,R. W. Springer,B. T. Stokes,S. R. Stratton,S. R. Stratton,Tom Stroman,T. Suzawa,Mai Takamura,M. Takeda,Ryuji Takeishi,Akimichi Taketa,Masato Takita,Yuichiro Tameda,Hideki Tanaka,Kenichi Tanaka,M. Tanaka,S. B. Thomas,Gordon Thomson,Peter Tinyakov,Igor Tkachev,H. Tokuno,Takayuki Tomida,Sergey Troitsky,Yoshiki Tsunesada,K. Tsutsumi,Y. Uchihori,S. Udo,Federico R. Urban,G. Vasiloff,Tiffany Wong,R. Yamane,Hiroshi Yamaoka,K. Yamazaki,J. Yang,Kenta Yashiro,Y. Yoneda,S. Yoshida,H. Yoshii,R. Zollinger,Zach Zundel +125 more
TL;DR: In this paper, the authors search for intermediate-scale anisotropy in the arrival directions of ultra-high-energy cosmic rays with energies above 57 EeV in the northern sky using data collected over a 5-year period by the surface detector of the Telescope Array experiment.
Journal ArticleDOI
Indications of proton-dominated cosmic-ray composition above 1.6 EeV.
Rasha Abbasi,Tareq Abu-Zayyad,M. Al-Seady,M. Allen,J. F. Amman,Ross Anderson,G. Archbold,Konstantin Belov,John Belz,Douglas Bergman,S. A. Blake,O. A. Brusova,G. W. Burt,C. Cannon,Z. Cao,W. Deng,Y. Fedorova,C. B. Finley,R. C. Gray,William Hanlon,C. M. Hoffman,Michael H. Holzscheiter,Gareth Hughes,P. Hüntemeyer,B. F. Jones,C. C. H. Jui,K. Kim,M. A. Kirn,E. C. Loh,J. Liu,J. P. Lundquist,M. M. Maestas,N. Manago,L. J. Marek,K. Martens,J. A.J. Matthews,John N. Matthews,S. A. Moore,A. O’Neill,C. A. Painter,L. Perera,Kevin Reil,R. Riehle,M. D. Roberts,D. Rodriguez,Naruo Sasaki,Steve Schnetzer,L. M. Scott,G. Sinnis,J. D. Smith,Pierre Sokolsky,C. Song,R. W. Springer,B. T. Stokes,S. R. Stratton,S. B. Thomas,J. R. Thomas,Gordon Thomson,Dale Tupa,A. Zech,Xiang Zhang +60 more
TL;DR: These measurements constrain models in which the galactic-to-extragalactic transition is the cause of the energy spectrum ankle at 4x10(18) eV, and are consistent with a predominantly protonic composition of cosmic rays when interpreted via the Q GSJET01 and QGSJET-II high-energy hadronic interaction models.
Journal ArticleDOI
The surface detector array of the Telescope Array experiment
Tareq Abu-Zayyad,R. Aida,M. Allen,Robert M. Anderson,R. Azuma,Elliott Barcikowski,John Belz,Douglas Bergman,Samuel Blake,Robert Cady,B. G. Cheon,Jyunsei Chiba,Michiyuki Chikawa,E. J. Cho,W. R. Cho,H. Fujii,T. Fujii,T. Fukuda,Masaki Fukushima,Dmitry Gorbunov,William Hanlon,K. Hayashi,Y. Hayashi,Naoaki Hayashida,K. Hibino,K. Hiyama,K. Honda,T. Iguchi,Daisuke Ikeda,K. Ikuta,N. Inoue,Takaaki Ishii,R. Ishimori,Dmitri Ivanov,Dmitri Ivanov,S. Iwamoto,C. C. H. Jui,Kenichi Kadota,Fumio Kakimoto,Oleg Kalashev,T. Kanbe,Katsuaki Kasahara,H. Kawai,S. Kawakami,Shingo Kawana,Eiji Kido,HangBae Kim,Hyun-Il Kim,J. H. Kim,K. Kitamoto,K. Kobayashi,Yoji Kobayashi,Y. Kondo,K. Kuramoto,Vladim Kuzmin,Y. J. Kwon,S. I. Lim,S. Machida,K. Martens,J. Martineau,Tomohiro Matsuda,T. Matsuura,T. Matsuyama,John N. Matthews,Isaac Myers,Mayuko Minamino,K. Miyata,H. Miyauchi,Y. Murano,Toru Nakamura,S. W. Nam,Toshiyuki Nonaka,Shoichi Ogio,M. Ohnishi,Hideyuki Ohoka,K. Oki,D. Oku,Takeshi Okuda,Akitoshi Oshima,Shunsuke Ozawa,Inkyu Park,Maxim Pshirkov,D. C. Rodriguez,S. Y. Roh,Grigory Rubtsov,Dongsu Ryu,Hiroyuki Sagawa,Nobuyuki Sakurai,A. L. Sampson,L. M. Scott,Priti Shah,Fumiya Shibata,T.-A. Shibata,Hideaki Shimodaira,Bokkyun Shin,J. I. Shin,T. Shirahama,J. D. Smith,Pierre Sokolsky,T. J. Sonley,R. W. Springer,B. T. Stokes,S. R. Stratton,S. R. Stratton,Tom Stroman,S. Suzuki,Yukio Takahashi,M. Takeda,Akimichi Taketa,Masato Takita,Yuichiro Tameda,Hideki Tanaka,Kenichi Tanaka,M. Tanaka,S. B. Thomas,Gordon Thomson,Peter Tinyakov,Igor Tkachev,H. Tokuno,Taka Tomida,Sergey Troitsky,Yoshiki Tsunesada,K. Tsutsumi,Y. Tsuyuguchi,Y. Uchihori,S. Udo,H. Ukai,G. Vasiloff,Y. Wada,Tiffany Wong,M. Wood,Y. Yamakawa,Hiroshi Yamaoka,K. Yamazaki,J. Yang,S. Yoshida,H. Yoshii,R. Zollinger,Zach Zundel +138 more
TL;DR: The Telescope Array (TA) experiment as discussed by the authors was designed for the observation of extensive air showers from extremely high energy cosmic rays, and it has a surface detector array surrounded by three fluorescence detectors to enable simultaneous detection of shower particles at ground level and fluorescence photons along the shower track.
Journal ArticleDOI
Indications of Intermediate-Scale Anisotropy of Cosmic Rays with Energy Greater Than 57 EeV in the Northern Sky Measured with the Surface Detector of the Telescope Array Experiment
Rasha Abbasi,M. Abe,Tareq Abu-Zayyad,M. Allen,Robert M. Anderson,R. Azuma,Elliott Barcikowski,John Belz,Douglas Bergman,Samuel Blake,Robert Cady,M. J. Chae,B. G. Cheon,Jyunsei Chiba,Michiyuki Chikawa,W. R. Cho,Toshitsugu Fujii,Masaki Fukushima,T. Goto,William Hanlon,Y. Hayashi,Naoaki Hayashida,K. Hibino,K. Honda,Daisuke Ikeda,N. Inoue,Takaaki Ishii,R. Ishimori,Hidemi Ito,Dmitri Ivanov,C. C. H. Jui,K. Kadota,Fumio Kakimoto,Oleg Kalashev,K. Kasahara,H. Kawai,S. Kawakami,Shingo Kawana,K. Kawata,Eiji Kido,Hongsu Kim,J. H. Kim,S. Kitamura,Yasunori Kitamura,Vladim Kuzmin,Y. J. Kwon,J. Lan,S. I. Lim,J. P. Lundquist,Kazuhiro Machida,K. Martens,Tomohiro Matsuda,T. Matsuyama,John N. Matthews,Mayuko Minamino,Keijiro Mukai,Isaac Myers,K. Nagasawa,Shigehiro Nagataki,Toru Nakamura,Toshiyuki Nonaka,A. Nozato,Shoichi Ogio,J. Ogura,M. Ohnishi,Hideyuki Ohoka,K. Oki,Takeshi Okuda,Masaomi Ono,Akitoshi Oshima,S. Ozawa,Inkyu Park,Maxim Pshirkov,D. C. Rodriguez,Grigory Rubtsov,Dongsu Ryu,Hiroyuki Sagawa,Nobuyuki Sakurai,A. L. Sampson,L. M. Scott,Priti Shah,Fumiya Shibata,T.-A. Shibata,Hideaki Shimodaira,Bokkyun Shin,J. D. Smith,Pierre Sokolsky,R. W. Springer,B. T. Stokes,S. R. Stratton,Tom Stroman,T. Suzawa,Mai Takamura,M. Takeda,Ryuji Takeishi,Akimichi Taketa,M. Takita,Yuichiro Tameda,Hideki Tanaka,Kenichi Tanaka,M. Tanaka,S. B. Thomas,Gordon Thomson,Peter Tinyakov,Igor Tkachev,Hisono Tokuno,Takayuki Tomida,Sergey Troitsky,Y. Tsunesada,K. Tsutsumi,Y. Uchihori,Shigeharu Udo,Federico R. Urban,G. Vasiloff,Tiffany Wong,R. Yamane,Hiroshi Yamaoka,K. Yamazaki,J. Yang,Kenta Yashiro,Y. Yoneda,S. Yoshida,H. Yoshii,R. Zollinger,Zach Zundel +124 more
TL;DR: In this paper, the authors search for intermediate-scale anisotropy in the arrival directions of ultra-high-energy cosmic rays with energies above 57~EeV in the northern sky using data collected over a 5 year period by the surface detector of the Telescope Array experiment.