First operation of LArTPC in the stratosphere as an engineering GRAMS balloon flight (eGRAMS)

Autor: Nakajima, R., Arai, S., Aoyama, K., Utsumi, Y., Tamba, T., Odaka, H., Tanaka, M., Yorita, K., Aramaki, T., Asaadi, J., Bamba, A., Cannady, N., Coppi, P., De Nolfo, G., Errando, M., Fabris, L., Fujiwara, T., Fukazawa, Y., Ghosh, P., Hagino, K., Hakamata, T., Hijikata, U., Hiroshima, N., Ichihashi, M., Ichinohe, Y., Inoue, Y., Ishikawa, K., Ishiwata, K., Iwata, T., Karagiorgi, G., Kato, T., Kawamura, H., Krizmanic, J., Leyva, J., Malige, A., Mitchell, J. G., Mitchell, J. W., Mukherjee, R., Nakazawa, K., Okuma, K., Perez, K., Poudyal, N., Safa, I., Sasaki, M., Seligman, W., Shirahama, K., Shiraishi, T., Smith, S., Suda, Y., Suraj, A., Takahashi, H., Takashima, S., Tandon, S., Tatsumi, R., Tomsick, J., Tsuji, N., Uchida, Y., Watanabe, S., Yano, Y., Yawata, K., Yoneda, H., Yoshimoto, M., Zeng, J.

GRAMS (Gamma-Ray and AntiMatter Survey) is a next-generation balloon/satellite experiment utilizing a LArTPC (Liquid Argon Time Projection Chamber), to simultaneously target astrophysical observations of cosmic MeV gamma-rays and conduct an indirect

Externí odkaz: http://arxiv.org/abs/2409.13209

Charge-Sign Dependent Cosmic-Ray Modulation Observed with the Calorimetric Electron Telescope on the International Space Station

Autor: Adriani, O., Akaike, Y., Asano, K., Asaoka, Y., Berti, E., Bigongiari, G., Binns, W. R., Bongi, M., Brogi, P., Bruno, A., Buckley, J. H., Cannady, N., Castellini, G., Checchia, C., Cherry, M. L., Collazuol, G., de Nolfo, G. A., Ebisawa, K., Ficklin, A. W., Fuke, H., Gonzi, S., Guzik, T. G., Hams, T., Hibino, K., Ichimura, M., Ioka, K., Ishizaki, W., Israel, M. H., Kasahara, K., Kataoka, J., Kataoka, R., Katayose, Y., Kato, C., Kawanaka, N., Kawakubo, Y., Kobayashi, K., Kohri, K., Krawczynski, H. S., Krizmanic, J. F., Maestro, P., Marrocchesi, P. S., Messineo, A. M., Mitchell, J. W., Miyake, S., Moiseev, A. A., Mori, M., Mori, N., Motz, H. M., Munakata, K., Nakahira, S., Nishimura, J., Okuno, S., Ormes, J. F., Ozawa, S., Pacini, L., Papini, P., Rauch, B. F., Ricciarini, S. B., Sakai, K., Sakamoto, T., Sasaki, M., Shimizu, Y., Shiomi, A., Spillantini, P., Stolzi, F., Sugita, S., Sulaj, A., Takita, M., Tamura, T., Terasawa, T., Torii, S., Tsunesada, Y., Uchihori, Y., Vannuccini, E., Wefel, J. P., Yamaoka, K., Yanagita, S., Yoshida, A., Yoshida, K., Zober, W. V.

Publikováno v: Phys. Rev. Lett. 130, 211001 (2023)

We present the observation of a charge-sign dependent solar modulation of galactic cosmic rays (GCRs) with the CALorimetric Electron Telescope onboard the International Space Station over 6 yr, corresponding to the positive polarity of the solar magn

Externí odkaz: http://arxiv.org/abs/2305.16655

The CALorimetric Electron Telescope (CALET) on the International Space Station: Results from the First Two Years of Operation

Autor: Asaoka Y, Adriani O, Akaike Y, Asano K, Bagliesi MG, Berti E, Bigongiari G, Binns WR, Bonechi S, Bongi M, Bruno A, Brogi P, Buckley J H, Cannady N, Castellini G, Checchia C, Cherry M L, Collazuol G, Di Felice V, Ebisawa K, Fuke H, Guzik T G, Hams T, Hasebe N, Hibinov K, Ichimura M, Ioka K, Ishizaki W, Israel M H, Kasahara K, Kataoka J, Kataoka R, Katayose Y, Kato C, Kawanaka N, Kawakubo Y, Kohri K, Krawczynski H S, Krizmanic J F, Lomtadze T, Maestro P, Marrocchesi P S, Messineo A M, Mitchell J W, Miyake S, Moiseev A A, Mori K, Mori M, Mori N, Motz H M, Munakata K, Murakami H, Nakahira S, Nishimura J, De Nolfo G A, Okuno S, Ormes J F, Ozawa S, Pacini L, Palma F, Pal'shin V, Papini P, Penacchioni A V, Rauch B F, Ricciarini S B, Sakai K, Sakamoto T, Sasaki M, Shimizu Y, Shiomi A, Sparvoli R, Spillantini P, Stolzi F, Sugita S, Suh J E, Sulaj A, Takahashi I, Takayanagi M, Takita M, Tamura T, Tateyama N, Terasawa T, Tomida H, Torii S, Tsunesada Y, Uchihori Y, Ueno S, Vannuccini E, Wefel J P, Yamaoka K, Yanagita S, Yoshida A, Yoshida K

Publikováno v: EPJ Web of Conferences, Vol 208, p 13001 (2019)

The CALorimetric Electron Telescope (CALET) space experiment, which has been developed by Japan in collaboration with Italy and the United States, is a high-energy astroparticle physics mission on the International Space Station (ISS). The primary go

Externí odkaz: https://doaj.org/article/1184434529fa416fae2be78eab3dea93

Observation of Spectral Structures in the Flux of Cosmic-Ray Protons from 50 GeV to 60 TeV with the Calorimetric Electron Telescope on the International Space Station

Autor: Adriani, O., Akaike, Y., Asano, K., Asaoka, Y., Berti, E., Bigongiari, G., Binns, W. R., Bongi, M., Brogi, P., Bruno, A., Buckley, J. H., Cannady, N., Castellini, G., Checchia, C., Cherry, M. L., Collazuol, G., Ebisawa, K., Ficklin, A. W., Fuke, H., Gonzi, S., Guzik, T. G., Hams, T., Hibino, K., Ichimura, M., Ioka, K., Ishizaki, W., Israel, M. H., Kasahara, K., Kataoka, J., Kataoka, R., Katayose, Y., Kato, C., Kawanaka, N., Kawakubo, Y., Kobayashi, K., Kohri, K., Krawczynski, H. S., Krizmanic, J. F., Maestro, P., Marrocchesi, P. S., Messineo, A. M., Mitchell, J. W., Miyake, S., Moiseev, A. A., Mori, M., Mori, N., Motz, H. M., Munakata, K., Nakahira, S., Nishimura, J., de Nolfo, G. A., Okuno, S., Ormes, J. F., Ozawa, S., Pacini, L., Papini, P., Rauch, B. F., Ricciarini, S. B., Sakai, K., Sakamoto, T., Sasaki, M., Shimizu, Y., Shiomi, A., Spillantini, P., Stolzi, F., Sugita, S., Sulaj, A., Takita, M., Tamura, T., Terasawa, T., Torii, S., Tsunesada, Y., Uchihori, Y., Vannuccini, E., Wefel, J. P., Yamaoka, K., Yanagita, S., Yoshida, A., Yoshida, K., Zober, W. V.

Publikováno v: Phys. Rev. Lett. 129, 101102 (2022)

A precise measurement of the cosmic-ray proton spectrum with the Calorimetric Electron Telescope (CALET) is presented in the energy interval from 50 GeV to 60 TeV, and the observation of a softening of the spectrum above 10 TeV is reported. The analy

Externí odkaz: http://arxiv.org/abs/2209.01302

Direct Measurement of the Nickel Spectrum in Cosmic Rays in the Energy Range from 8.8 GeV/n to 240 GeV/n with CALET on the International Space Station

Autor: Adriani, O., Akaike, Y., Asano, K., Asaoka, Y., Berti, E., Bigongiari, G., Binns, W. R., Bongi, M., Brogi, P., Bruno, A., Buckley, J. H., Cannady, N., Castellini, G., Checchia, C., Cherry, M. L., Collazuol, G., Ebisawa, K., Ficklin, A. W., Fuke, H., Gonzi, S., Guzik, T. G., Hams, T., Hibino, K., Ichimura, M., Ioka, K., Ishizaki, W., Israel, M. H., Kasahara, K., Kataoka, J., Kataoka, R., Katayose, Y., Kato, C., Kawanaka, N., Kawakubo, Y., Kobayashi, K., Kohri, K., Krawczynski, H. S., Krizmanic, J. F., Maestro, P., Marrocchesi, P. S., Messineo, A. M., Mitchell, J. W., Miyake, S., Moiseev, A. A., Mori, M., Mori, N., Motz, H. M., Munakata, K., Nakahira, S., Nishimura, J., de Nolfo, G. A., Okuno, S., Ormes, J. F., Ospina, N., Ozawa, S., Pacini, L., Papini, P., Rauch, B. F., Ricciarini, S. B., Sakai, K., Sakamoto, T., Sasaki, M., Shimizu, Y., Shiomi, A., Spillantini, P., Stolzi, F., Sugita, S., Sulaj, A., Takita, M., Tamura, T., Terasawa, T., Torii, S., Tsunesada, Y., Uchihori, Y., Vannuccini, E., Wefel, J. P., Yamaoka, K., Yanagita, S., Yoshida, A., Yoshida, K., Zober, W. V.

Publikováno v: Phys. Rev. Lett. 128, 131103 - Published 1 April 2022

The relative abundance of cosmic ray nickel nuclei with respect to iron is by far larger than for all other trans-iron elements, therefore it provides a favorable opportunity for a low background measurement of its spectrum. Since nickel, as well as

Externí odkaz: http://arxiv.org/abs/2204.00845