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Publikováno v:
Proceedings of 35th International Cosmic Ray Conference — PoS(ICRC2017).
The survival probabilities of charged particle traversing through matters are evaluated by solving the diffusion equation, taking account of radiation and ionization losses. The solutions corresponding to high and low incident energies are proposed r
Autor:
Nobusuke Takahashi, N. Ochi, S. Ohara, T. Nakatsuka, H. Matsumoto, Saya Yamamoto, S. Tsuji, Atsushi Iyono, K. Okei
Publikováno v:
Proceedings of 35th International Cosmic Ray Conference — PoS(ICRC2017).
The relation between the core distance and the time structure of extensive air shower (EAS) particles shown by Linsley provided to determine the primary energy by using compact EAS arrays. In an apparatus for restricting the zenith angle of EAS event
Autor:
S. Tsuji, K. Okei, Atsushi Iyono, H. Matsumoto, Nobuaki Ochi, Saya Yamamoto, Nobusuke Takahashi
Publikováno v:
EPJ Web of Conferences, Vol 145, p 19019 (2017)
The compact EAS Extensive Air Shower (EAS) array (200 m2 ) and the Linsley method have been used with the aim to observe the primary energy spectrum. The spectral indexes αproton and αiron are obtained as − 2.46 ± 0.17 and − 3.08 ± 0.24, resp
Publikováno v:
Journal of Physics: Conference Series. 1181:012069
Autor:
K. Okei, Atsushi Iyono, T. Nakatsuka, Saya Yamamoto, Nobusuke Takahashi, H. Matsumoto, S. Tsuji
Publikováno v:
Journal of Physics: Conference Series. 1181:012079
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 311:60-70
Moliere’s series functions of higher orders describing angular distributions of charged particle under the multiple scattering process are solved by exactly evaluating Cauchy integral with poles within the contour of integration. The functions of M
Publikováno v:
Proceedings of The 34th International Cosmic Ray Conference — PoS(ICRC2015).
Atsushi Iyono∗a, Saya Yamamotob, Hiroki Matsumotoc, Kazuhide Okeic and Takao Nakatsukad, aDept. of Fundamental Science, Faculty of Science, Okayama university of Science 1-1 Ridai-cho, Kita-ku, Okayama-city, Okayama 700-0005, Japan bGraduate School
Autor:
Hiroaki Kusunoki, Ken Haruma, Akiko Shiotani, Tomoari Kamada, Hiroshi Imamura, Noriaki Manabe, Jiro Hata, Tomoko Kanzaki, K. Okei
Publikováno v:
Journal of Medical Ultrasonics. 39:161-167
To determine the usefulness of contrast-enhanced ultrasonography with the contrast agent Sonazoid™ for the detection of bowel ischemia. From March 2007 to February 2009, 65 patients (35 men and 30 women, mean age 70.4 ± 16.1 years) were enrolled.
Publikováno v:
The European Physical Journal A. 51
Simultaneous distribution between the deflection angle and the lateral displacement of fast charged particles traversing through matter is derived by applying numerical inverse Fourier transforms on the Fourier spectral density solved analytically un