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Contribution Poster
Zenith Angle Distribution and Atmospheric Effect for EAS with LAAS experiments
Speakers
- Dr. Atsushi IYONO
- Ms. Chisato NODA
Primary authors
- Dr. Atsushi IYONO (Okayama university of Science)
Co-authors
- Ms. Chisato NODA (Okayama University of Science)
- Mr. Hiroki MATSUMOTO (Okayama University of Science)
- Ms. Maki MASUDA (Okayama University of Science)
- Prof. Tomonori WADA (Okayama University)
- Dr. Kazuhide OKEI (Okayama University of Science)
- Prof. Takarou NAKATSUKA (Okayama Shoka University)
- Mr. Toyofumi MORITA (Okayama University)
- Prof. Soji OHARA (Nara sango university)
- Prof. Takeharu KONISHI (Kiniki university)
- Dr. Nobuaki OCHI (Yonago Collage of Technology)
- Prof. Nobusuke TAKAHASHI (Hirosaki University)
- Mrs. Shuhei TSUJI (Kawasaki Medical School)
- Prof. Isao YAMAMOTO (Okayama university of Science)
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Abstract content
Extensive air shower (EAS) observation has been performed by the compact and synchronized EAS arrays by LAAS experiments. The zenith angle distribution and atmospheric effects were examined in order to obtain EAS absorption coefficients in the air and the relation between them and spectral index. The atmospheric effects are going to be analyzed as function of local solar time in harmonic analysis. The emperature and barometric pressure effects are clearly reproduced in the meterological diurnal variation. We are going to discuss on these effects and corrections.
If this papers is presented for a collaboration, please specify the collaboration
Large Area Air Shower experiments : LAAS
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 47-50