3-11 July 2007
Merida, Mexico
Mexico/General timezone
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Contribution Oral

Merida, Mexico - Yucatan II+III+IV (Fiesta Americana)
HE.1.4.A

Status and Prospect of Telescope Array (TA) Experiment

Speakers

  • Masaki FUKUSHIMA

Primary authors

  • Masaki FUKUSHIMA (Institute for Cosmic Ray Research, University of Tokyo, Kashiwa, Japan)

Co-authors

  • K. KASAHARA (Advanced Research Institue for Science and Engineering, Waseda University,)
  • H. KAWAI (Chiba University, Chiba, Japan)
  • S. YOSHIDA (Chiba University, Chiba, Japan)
  • H. YOSHII (Ehime University, Matsuyama, Japan)
  • T. CHUNG (Ewha Womans University, Seoul, Korea)
  • S. NAM (Ewha Womans University, Seoul, Korea)
  • S. OH (Ewha Womans University, Seoul, Korea)
  • I. H. PARK (Ewha Womans University, Seoul, Korea)
  • J. H. PARK (Ewha Womans University, Seoul, Korea)
  • J. YANG (Ewha Womans University, Seoul, Korea)
  • B. G. CHEON (Hanyang University, Seoul, Korea)
  • Y. UNNO (Hanyang University, Seoul, Korea)
  • Y. H. YUN (Hanyang University, Seoul, Korea)
  • K. TANAKA (Hiroshinma City University, Hiroshima, Japan)
  • F. COHEN (Institute for Cosmic Ray Research, University of Tokyo, Kashiwa, Japan)
  • N. HAYASHIDA (ICRR, University of Tokyo, Kashiwa, Japan)
  • K. HIYAMA (ICRR, University of Tokyo, Kashiwa, Japan)
  • D. IKEDA (ICRR, University of Tokyo, Kashiwa, Japan)
  • E. KIDO (ICRR, University of Tokyo, Kashiwa, Japan)
  • Y. KONDO (ICRR, University of Tokyo, Kashiwa, Japan)
  • T. NONAKA (ICRR, University of Tokyo, Kashiwa, Japan)
  • M. OHNISHI (ICRR, University of Tokyo, Kashiwa, Japan)
  • H. OHOKA (ICRR, University of Tokyo, Kashiwa, Japan)
  • S. OZAWA (ICRR, University of Tokyo, Kashiwa, Japan)
  • H. SAGAWA (ICRR, University of Tokyo, Kashiwa, Japan)
  • N. SAKURAI (ICRR, University of Tokyo, Kashiwa, Japan)
  • T. SHIBATA (ICRR, University of Tokyo, Kashiwa, Japan)
  • H. SHIMODAIRA (ICRR, University of Tokyo, Kashiwa, Japan)
  • M. TAKEDA (ICRR, University of Tokyo, Kashiwa, Japan)
  • A. TAKETA (ICRR, University of Tokyo, Kashiwa, Japan)
  • M. TAKITA (ICRR, University of Tokyo, Kashiwa, Japan)
  • H. TOKUNO (ICRR, University of Tokyo, Kashiwa, Japan)
  • R. TORII (ICRR, University of Tokyo, Kashiwa, Japan)
  • S. UDO (ICRR, University of Tokyo, Kashiwa, Japan)
  • Y. YAMAKAWA (ICRR, University of Tokyo, Kashiwa, Japan)
  • H. FUJII (Institute of Particle and Nuclear Studies, KEK, Tsukuba, Japan)
  • T. MATSUDA (IPNS, KEK, Tsukuba, Japan)
  • M. TANAKA (IPNS, KEK, Tsukuba, Japan)
  • H. YAMAOKA (IPNS, KEK, Tsukuba, Japan)
  • K. HIBINO (Kanagawa University, Yokohama, Japan)
  • T. BENNO (Kinki University, Osaka, Japan)
  • M. CHIKAWA (Kinki University, Osaka, Japan)
  • K. DOURA (Kinki University, Osaka, Japan)
  • T. NAKAMURA (Kochi University, Kochi, Japan)
  • P. HUENTEMEYER (Los Alamos National Laboratory, Los Alamos, USA)
  • G. SINNIS (Los Alamos National Laboratory, Los Alamos, USA)
  • M. TESHIMA (Max-Planck-Institute for Physics, Muenchen, Germany)
  • K. KADOTA (Musashi Institute of Technology, Tokyo, Japan)
  • Y. UCHIHORI (National Institute of Radiological Sciences, Chiba, Japan)
  • K. HAYASHI (Osaka City University, Osaka, Japan)
  • Y. HAYASHI (Osaka City University, Osaka, Japan)
  • S. KAWAKAMI (Osaka City University, Osaka, Japan)
  • T. MATSUYAMA (Osaka City University, Osaka, Japan)
  • M. MINAMINO (Osaka City University, Osaka, Japan)
  • S. OGIO (Osaka City University, Osaka, Japan)
  • A. OHSHIMA (Osaka City University, Osaka, Japan)
  • T. OKUDA (Osaka City University, Osaka, Japan)
  • N. SHIMIZU (Osaka City University, Osaka, Japan)
  • H. TANAKA (Osaka City University, Osaka, Japan)
  • D. R. BERGMAN (Rutgers University, Piscataway, USA)
  • G. A. HUGHES (Rutgers University, Piscataway, USA)
  • L. M. SCOTT (Rutgers University, Piscataway, USA)
  • S. R. STRATTON (Rutgers University, Piscataway, USA)
  • G. B. THOMSON (Rutgers University, Piscataway, USA)
  • A. ENDO (Saitama University, Saitama, Japan)
  • N. INOUE (Saitama University, Saitama, Japan)
  • S. KAWANA (Saitama University, Saitama, Japan)
  • Y. WADA (Saitama University, Saitama, Japan)
  • R. AZUMA (Tokyo Institute of Technology, Tokyo, Japan)
  • T. FUKUDA (Tokyo Institute of Technology, Tokyo, Japan)
  • T. IGUCHI (Tokyo Institute of Technology, Tokyo, Japan)
  • F. KAKIMOTO (Tokyo Institute of Technology, Tokyo, Japan)
  • S. MACHIDA (Tokyo Institute of Technology, Tokyo, Japan)
  • Y. MURANO (Tokyo Institute of Technology, Tokyo, Japan)
  • Y. TAMEDA (Tokyo Institute of Technology, Tokyo, Japan)
  • Y. TSUNESADA (Tokyo Institute of Technology, Tokyo, Japan)
  • J. CHIBA (Tokyo University of Science, Noda, Japan)
  • K. MIYATA (Tokyo University of Science, Noda, Japan)
  • J. ORMES (University of Denver, Denver, USA)
  • J. A. J. MATTHEWS (University of New Mexico, Albuquerque, USA)
  • R. U. ABBASI (University of Utah, Salt Lake City, USA)
  • T. ABU-ZAYYAD (University of Utah, Salt Lake City, USA)
  • J. W. BELZ (University of Utah, Salt Lake City, USA)
  • S. A. BLAKE (University of Utah, Salt Lake City, USA)
  • O. BRUSOVA (University of Utah, Salt Lake City, USA)
  • R. CADY (University of Utah, Salt Lake City, USA)
  • Z. CAO (University of Utah, Salt Lake City, USA)
  • C. C. H. JUI (University of Utah, Salt Lake City, USA)
  • K. MARTENS (University of Utah, Salt Lake City, USA)
  • M. MOSTAFA (University of Utah, Salt Lake City, USA)
  • J. N. MATTHEWS (University of Utah, Salt Lake City, USA)
  • D. RODRIGUEZ (University of Utah, Salt Lake City, USA)
  • J. D. SMITH (University of Utah, Salt Lake City, USA)
  • P. SOKOLSKY (University of Utah, Salt Lake City, USA)
  • R. W. SPRINGER (University of Utah, Salt Lake City, USA)
  • J. R. THOMAS (University of Utah, Salt Lake City, USA)
  • S. B. THOMAS (University of Utah, Salt Lake City, USA)
  • L. R. WIENCKE (University of Utah, Salt Lake City, USA)
  • T. DOYLE (Utah State University, Logan, USA)
  • M. J. TAYLOR (Utah State University, Logan, USA)
  • V. B. WICKWAR (Utah State University, Logan, USA)
  • T. D. WILKERSON (Utah State University, Logan, USA)
  • K. HONDA (Yamanashi University, Kofu, Japan)
  • K. IKUTA (Yamanashi University, Kofu, Japan)
  • T. ISHII (Yamanashi University, Kofu, Japan)
  • T. KANBE (Yamanashi University, Kofu, Japan)
  • T. TOMIDA (Yamanashi University, Kofu, Japan)
  • I. S. CHO (Yonsei University, Seoul, Korea)
  • Y. J. KWON (Yonsei University, Seoul, Korea)

Abstract content

The Telescope Array (TA) is a hybrid experiment of an air shower array and fluorescence telescopes installed in Utah, USA. It aims at drawing a conclusion on the (non-)existence of the GZK cutoff reported controversially by the AGASA and HiRes experiments. An anisotropy of the UHECR arrival directions will be studied in the northern hemisphere where the galactic disturbances are small. The use of plastic scintillator is advantageous for the determination of the air shower energy independent of the hadronic interaction model and the primary composition of the shower. Various calibration and monitoring methods have been developed for the accurate determination of the air fluorescence energy scale. It has a total acceptance more than 10 times larger than that of AGASA and is expected to start taking data in spring 2007. The status of the experiment is reported and prospects for physics are given.

If this papers is presented for a collaboration, please specify the collaboration

Telescope Array (TA) Experiment

Reference

Proceedings of the 30th International Cosmic Ray Conference; Rogelio Caballero, Juan Carlos D'Olivo, Gustavo Medina-Tanco, Lukas Nellen, Federico A. Sánchez, José F. Valdés-Galicia (eds.); Universidad Nacional Autónoma de México, Mexico City, Mexico, 2008; Vol. 4 (HE part 1), pages 417-420