Measurement and comparison of individual external doses of high-school students living in Japan, France, Poland and Belarus -- the 'D-shuttle' project --

Autor: Adachi, N., Adamovitch, V., Adjovi, Y., Aida, K., Akamatsu, H., Akiyama, S., Akli, A., Ando, A., Andrault, T., Antonietti, H., Anzai, S., Arkoun, G., Avenoso, C., Ayrault, D., Banasiewicz, M., Banaśkiewicz, M., Bernandini, L., Bernard, E., Berthet, E., Blanchard, M., Boreyko, D., Boros, K., Charron, S., Cornette, P., Czerkas, K., Dameron, M., Date, I., De Pontbriand, M., Demangeau, F., Dobaczewski, Ł., Dobrzyński, L., Ducouret, A., Dziedzic, M., Ecalle, A., Edon, V., Endo, K., Endo, T., Endo, Y., Etryk, D., Fabiszewska, M., Fang, S., Fauchier, D., Felici, F., Fujiwara, Y., Gardais, C., Gaul, W., Guérin, L., Hakoda, R., Hamamatsu, I., Handa, K., Haneda, H., Hara, T., Hashimoto, M., Hashimoto, T., Hashimoto, K., Hata, D., Hattori, M., Hayano, R., Hayashi, R., Higasi, H., Hiruta, M., Honda, A., Horikawa, Y., Horiuchi, H., Hozumi, Y., Ide, M., Ihara, S., Ikoma, T., Inohara, Y., Itazu, M., Ito, A., Janvrin, J., Jout, I., Kanda, H., Kanemori, G., Kanno, M., Kanomata, N., Kato, T., Kato, S., Katsu, J., Kawasaki, Y., Kikuchi, K., Kilian, P., Kimura, N., Kiya, M., Klepuszewski, M., Kluchnikov, E., Kodama, Y., Kokubun, R., Konishi, F., Konno, A., Kontsevoy, V., Koori, A., Koutaka, A., Kowol, A., Koyama, Y., Kozioł, M., Kozue, M., Kravtchenko, O., Kruczała, W., Kudła, M., Kudo, H., Kumagai, R., Kurogome, K., Kurosu, A., Kuse, M., Lacombe, A., Lefaillet, E., Magara, M., Malinowska, J., Malinowski, M., Maroselli, V., Masui, Y., Matsukawa, K., Matsuya, K., Matusik, B., Maulny, M., Mazur, P., Miyake, C., Miyamoto, Y., Miyata, K., Miyazaki, M., Molęda, M., Morioka, T., Morita, E., Muto, K., Nadamoto, H., Nadzikiewicz, M., Nagashima, K., Nakade, M., Nakayama, C., Nakazawa, H., Nihei, Y., Nikul, R., Niwa, S., Niwa, O., Nogi, M., Nomura, K., Ogata, D., Ohguchi, H., Ohno, J., Okabe, M., Okada, M., Okada, Y., Omi, N., Onodera, H., Onodera, K., Ooki, S., Oonishi, K., Oonuma, H., Ooshima, H., Oouchi, H., Orsucci, M., Paoli, M., Penaud, M., Perdrisot, C., Petit, M., Piskowski, A., Płocharski, A., Polis, A., Polti, L., Potsepnia, T., Przybylski, D., Pytel, M., Quillet, W., Remy, A., Robert, C., Sadowski, M., Saito, M., Sakuma, D., Sano, K., Sasaki, Y., Sato, N., Schneider, T., Schneider, C., Schwartzman, K., Selivanov, E., Sezaki, M., Shiroishi, K., Shustava, I., Śniecińska, A., Stalchenko, E., Staroń, A., Stromboni, M., Studzińska, W., Sugisaki, H., Sukegawa, T., Sumida, M., Suzuki, Y., Suzuki, K., Suzuki, R., Suzuki, H., Świderski, W., Szudejko, M., Szymaszek, M., Tada, J., Taguchi, H., Takahashi, K., Tanaka, D., Tanaka, G., Tanaka, S., Tanino, K., Tazbir, K., Tcesnokova, N., Tgawa, N., Toda, N., Tsuchiya, H., Tsukamoto, H., Tsushima, T., Tsutsumi, K., Umemura, H., Uno, M., Usui, A., Utsumi, H., Vaucelle, M., Wada, Y., Watanabe, K., Watanabe, S., Watase, K., Witkowski, M., Yamaki, T., Yamamoto, J., Yamamoto, T., Yamashita, M., Yanai, M., Yasuda, K., Yoshida, Y., Yoshida, A., Yoshimura, K., Żmijewska, M., Zuclarelli, E.

Twelve high schools in Japan (of which six are in Fukushima Prefecture), four in France, eight in Poland and two in Belarus cooperated in the measurement and comparison of individual external doses in 2014. In total 216 high-school students and teach

Externí odkaz: http://arxiv.org/abs/1506.06364

Energy Spectrum of Ultra-High Energy Cosmic Rays Observed with the Telescope Array Using a Hybrid Technique

Autor: Abu-Zayyad, T., Aida, R., Allen, M., Anderson, R., Azuma, R., Barcikowski, E., Belz, J. W., Bergman, D. R., Blake, S. A., Cady, R., Cheon, B. G., Chiba, J., Chikawa, M., Cho, E. J., Cho, W. R., Fujii, H., Fujii, T., Fukuda, T., Fukushima, M., Hanlon, W., Hayashi, K., Hayashi, Y., Hayashida, N., Hibino, K., Hiyama, K., Honda, K., Iguchi, T., Ikeda, D., Ikuta, K., Inoue, N., Ishii, T., Ishimori, R., Ito, H., Ivanov, D., Iwamoto, S., Jui, C. C. H., Kadota, K., Kakimoto, F., Kalashev, O., Kanbe, T., Kasahara, K., Kawai, H., Kawakami, S., Kawana, S., Kido, E., Kim, H. B., Kim, H. K., Kim, J. H., Kitamoto, K., Kitamura, S., Kitamura, Y., Kobayashi, K., Kobayashi, Y., Kondo, Y., Kuramoto, K., Kuzmin, V., Kwon, Y. J., Lan, J., Lim, S. I., Lundquist, J. P., Machida, S., Martens, K., Matsuda, T., Matsuura, T., Matsuyama, T., Matthews, J. N., Minamino, M., Miyata, K., Murano, Y., Myers, I., Nagasawa, K., Nagataki, S., Nakamura, T., Nam, S. W., Nonaka, T., Ogio, S., Ohnishi, M., Ohoka, H., Oki, K., Oku, D., Okuda, T., Ono, M., Oshima, A., Ozawa, S., Park, I. H., Pshirkov, M. S., Rodriguez, D. C., Roh, S. Y., Rubtsov, G., Ryu, D., Sagawa, H., Sakurai, N., Sampson, A. L., Scott, L. M., Shah, P. D., Shibata, F., Shibata, T., Shimodaira, H., Shin, B. K., Shin, J. I., Shirahama, T., Smith, J. D., Sokolsky, P., Springer, R. W., Stokes, B. T., Stratton, S. R., Stroman, T., Suzuki, S., Takahashi, Y., Takeda, M., Taketa, A., Takita, M., Tameda, Y., Tanaka, H., Tanaka, K., Tanaka, M., Thomas, S. B., Thomson, G. B., Tinyakov, P., Tkachev, I., Tokuno, H., Tomida, T., Troitsky, S., Tsunesada, Y., Tsutsumi, K., Tsuyuguchi, Y., Uchihori, Y., Udo, S., Ukai, H., Urban, F., Vasiloff, G., Wada, Y., Wong, T., Yamakawa, Y., Yamane, R., Yamaoka, H., Yamazaki, K., Yang, J., Yoneda, Y., Yoshida, S., Yoshii, H., Zhou, X., Zollinger, R., Zundel, Z.

We measure the spectrum of cosmic rays with energies greater than $10^{18.2}$ eV with the Fluorescence Detectors (FDs) and the Surface Detectors (SDs) of the Telescope Array Experiment using the data taken in our first 2.3-year observation from May 2

Externí odkaz: http://arxiv.org/abs/1305.7273

Upper limit on the flux of photons with energies above 10^19 eV using the Telescope Array surface detector

Autor: Abu-Zayyad, T., Aida, R., Allen, M., Anderson, R., Azuma, R., Barcikowski, E., Belz, J. W., Bergman, D. R., Blake, S. A., Cady, R., Cheon, B. G., Chiba, J., Chikawa, M., Cho, E. J., Cho, W. R., Fujii, H., Fujii, T., Fukuda, T., Fukushima, M., Gorbunov, D., Hanlon, W., Hayashi, K., Hayashi, Y., Hayashida, N., Hibino, K., Hiyama, K., Honda, K., Iguchi, T., Ikeda, D., Ikuta, K., Inoue, N., Ishii, T., Ishimori, R., Ivanov, D., Iwamoto, S., Jui, C. C. H., Kadota, K., Kakimoto, F., Kalashev, O., Kanbe, T., Kasahara, K., Kawai, H., Kawakami, S., Kawana, S., Kido, E., Kim, H. B., Kim, H. K., Kim, J. H., Kitamoto, K., Kitamura, S., Kitamura, Y., Kobayashi, K., Kobayashi, Y., Kondo, Y., Kuramoto, K., Kuzmin, V., Kwon, Y. J., Lan, J., Lim, S. I., Machida, S., Martens, K., Matsuda, T., Matsuura, T., Matsuyama, T., Matthews, J. N., Minamino, M., Miyata, K., Murano, Y., Myers, I., Nagasawa, K., Nagataki, S., Nakamura, T., Nam, S. W., Nonaka, T., Ogio, S., Ohnishi, M., Ohoka, H., Oki, K., Oku, D., Okuda, T., Oshima, A., Ozawa, S., Park, I. H., Pshirkov, M. S., Rodriguez, D. C., Roh, S. Y., Rubtsov, G. I., Ryu, D., Sagawa, H., Sakurai, N., Sampson, A. L., Scott, L. M., Shah, P. D., Shibata, F., Shibata, T., Shimodaira, H., Shin, B. K., Shin, J. I., Shirahama, T., Smith, J. D., Sokolsky, P., Stokes, B. T., Stratton, S. R., Stroman, T., Suzuki, S., Takahashi, Y., Takeda, M., Taketa, A., Takita, M., Tameda, Y., Tanaka, H., Tanaka, K., Tanaka, M., Thomas, S. B., Thomson, G. B., Tinyakov, P., Tkachev, I., Tokuno, H., Tomida, T., Troitsky, S., Tsunesada, Y., Tsutsumi, K., Tsuyuguchi, Y., Uchihori, Y., Udo, S., Ukai, H., Vasiloff, G., Wada, Y., Wong, T., Wood, M., Yamakawa, Y., Yamane, R., Yamaoka, H., Yamazaki, K., Yang, J., Yoneda, Y., Yoshida, S., Yoshii, H., Zhou, X., Zollinger, R., Zundel, Z.

Publikováno v: Phys.Rev.D 88, 112005 (2013)

We search for ultra-high energy photons by analyzing geometrical properties of shower fronts of events registered by the Telescope Array surface detector. By making use of an event-by-event statistical method, we derive upper limits on the absolute f

Externí odkaz: http://arxiv.org/abs/1304.5614

The Cosmic Ray Energy Spectrum Observed with the Surface Detector of the Telescope Array Experiment

Autor: Abu-Zayyad, T., Aida, R., Allen, M., Anderson, R., Azuma, R., Barcikowski, E., Belz, J. W., Bergman, D. R., Blake, S. A., Cady, R., Cheon, B. G., Chiba, J., Chikawa, M., Cho, E. J., Cho, W. R., Fujii, H., Fujii, T., Fukuda, T., Fukushima, M., Hanlon, W., Hayashi, K., Hayashi, Y., Hayashida, N., Hibino, K., Hiyama, K., Honda, K., Iguchi, T., Ikeda, D., Ikuta, K., Inoue, N., Ishii, T., Ishimori, R., Ivanov, D., Iwamoto, S., Jui, C. C. H., Kadota, K., Kakimoto, F., Kalashev, O., Kanbe, T., Kasahara, K., Kawai, H., Kawakami, S., Kawana, S., Kido, E., Kim, H. B., Kim, H. K., Kim, J. H., Kitamoto, K., Kitamura, S., Kitamura, Y., Kobayashi, K., Kobayashi, Y., Kondo, Y., Kuramoto, K., Kuzmin, V., Kwon, Y. J., Lan, J., Lim, S. I., Machida, S., Martens, K., Matsuda, T., Matsuura, T., Matsuyama, T., Matthews, J. N., Minamino, M., Miyata, K., Murano, Y., Myers, I., Nagasawa, K., Nagataki, S., Nakamura, T., Nam, S. W., Nonaka, T., Ogio, S., Ohnishi, M., Ohoka, H., Oki, K., Oku, D., Okuda, T., Oshima, A., Ozawa, S., Park, I. H., Pshirkov, M. S., Rodriguez, D. C., Roh, S. Y., Rubtsov, G., Ryu, D., Sagawa, H., Sakurai, N., Sampson, A. L., Scott, L. M., Shah, P. D., Shibata, F., Shibata, T., Shimodaira, H., Shin, B. K., Shin, J. I., Shirahama, T., Smith, J. D., Sokolsky, P., Stokes, B. T., Stratton, S. R., Stroman, T. A., Suzuki, S., Takahashi, Y., Takeda, M., Taketa, A., Takita, M., Tameda, Y., Tanaka, H., Tanaka, K., Tanaka, M., Thomas, S. B., Thomson, G. B., Tinyakov, P., Tkachev, I., Tokuno, H., Tomida, T., Troitsky, S., Tsunesada, Y., Tsutsumi, K., Tsuyuguchi, Y., Uchihori, Y., Udo, S., Ukai, H., Vasiloff, G., Wada, Y., Wong, T., Wood, M., Yamakawa, Y., Yamane, R., Yamaoka, H., Yamazaki, K., Yang, J., Yoneda, Y., Yoshida, S., Yoshii, H., Zhou, X., Zollinger, R., Zundel, Z.

Publikováno v: ApJ 768 L1 (2013)

The Telescope Array (TA) collaboration has measured the energy spectrum of ultra-high energy cosmic rays with primary energies above 1.6 x 10^(18) eV. This measurement is based upon four years of observation by the surface detector component of TA. T

Externí odkaz: http://arxiv.org/abs/1205.5067

Pressure suppression of unconventional charge-density-wave state in PrRu4P12 studied by optical conductivity

Autor: Okamura, H., Ohta, N., Takigawa, A., Matsutori, I., Shoji, K., Miyata, K., Matsunami, M., Sugawara, H., Sekine, C., Shirotani, I., Sato, H., Moriwaki, T., Ikemoto, Y., Liu, Z., Carr, G. L.

Publikováno v: Phys. Rev. B 85 (2012) 205115

Optical conductivity s(w) of PrRu4P12 has been studied under high pressure to 14 GPa, at low temperatures to 8 K, and at photon energies 12 meV-1.1 eV. The energy gap in s(w) at ambient pressure, caused by a metal-insulator transition due to an uncon

Externí odkaz: http://arxiv.org/abs/1202.3007