Search Results - "Gunji, S."

Irradiation tests of Silicon Photomultipliers for use in space by Saito, Y., Gunji, S., Nakamori, T., Mihara, T., Yonetoku, D., Sawano, T., Kurosawa, S., Kodaira, S.

“…For utilizing silicon photomultipliers (SiPMs) in space experiments, we conducted irradiation experiments of SiPMs with protons and iron ions. In particular,…”
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A technique for estimating the absolute gain of a photomultiplier tube by Takahashi, M., Inome, Y., Yoshii, S., Bamba, A., Gunji, S., Hadasch, D., Hayashida, M., Katagiri, H., Konno, Y., Kubo, H., Kushida, J., Nakajima, D., Nakamori, T., Nagayoshi, T., Nishijima, K., Nozaki, S., Mazin, D., Mashuda, S., Mirzoyan, R., Ohoka, H., Orito, R., Saito, T., Sakurai, S., Takeda, J., Teshima, M., Terada, Y., Tokanai, F., Yamamoto, T., Yoshida, T.

“…Detection of low-intensity light relies on the conversion of photons to photoelectrons, which are then multiplied and detected as an electrical signal. To…”
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High energy muon induced radioactive nuclides in nickel plate and its use for 2-D muon-beam image profile by Kurebayashi, Y., Sakurai, H., Takahashi, Y., Doshita, N., Kikuchi, S., Tokanai, F., Horiuchi, K., Tajima, Y., Oe, T., Sato, T., Gunji, S., Inui, E., Kondo, K., Iwata, N., Sasaki, N., Matsuzaki, H., Kunieda, S.

“…Target materials were exposed to a muon beam with an energy of 160GeV/c at the COMPASS experiment line in CERN-SPS to measure the production cross-sections for…”
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Detection of Sub-TeV Gamma Rays from the Galactic Center Direction by CANGAROO-II by Tsuchiya, K, Enomoto, R, Ksenofontov, L. T, Mori, M, Naito, T, Asahara, A, Bicknell, G. V, Clay, R. W, Doi, Y, Edwards, P. G, Gunji, S, Hara, S, Hara, T, Hattori, T, Hayashi, Sei, Itoh, C, Kabuki, S, Kajino, F, Katagiri, H, Kawachi, A, Kifune, T, Kubo, H, Kurihara, T, Kurosaka, R, Kushida, J, Matsubara, Y, Miyashita, Y, Mizumoto, Y, Moro, H, Muraishi, H, Muraki, Y, Nakase, T, Nishida, D, Nishijima, K, Ohishi, M, Okumura, K, Patterson, J. R, Protheroe, R. J, Sakamoto, N, Sakurazawa, K, Swaby, D. L, Tanimori, T, Tanimura, H, Thornton, G, Tokanai, F, Uchida, T, Watanabe, S, Yamaoka, T, Yanagita, S, Yoshida, T, Yoshikoshi, T

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The acceleration of cosmic-ray protons in the supernova remnant RX J1713.7-3946 by Enomoto, R, Tanimori, T, Naito, T, Yoshida, T, Yanagita, S, Mori, M, Edwards, P. G, Asahara, A, Bicknell, G. V, Gunji, S, Hara, S, Hara, T, Hayashi, S, Itoh, C, Kabuki, S, Kajino, F, Katagiri, H, Kataoka, J, Kawachi, A, Kifune, T, Kubo, H, Kushida, J, Maeda, S, Maeshiro, A, Matsubara, Y, Mizumoto, Y, Moriya, M, Muraishi, H, Muraki, Y, Nakase, T, Nishijima, K, Ohishi, M, Okumura, K, Patterson, J. R, Sakurazawa, K, Suzuki, R, Swaby, D. L, Takano, K, Takano, T, Tokanai, F, Tsuchiya, K, Tsunoo, H, Uruma, K, Watanabe, A, Yoshikoshi, T

“…Protons with energies up to ∼1015 eV are the main component of cosmic rays, but evidence for the specific locations where they could have been accelerated to…”
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Imaging characteristics of glass capillary plate gas detector by Tokanai, F., Sugiyama, H., Sumiyoshi, T., Sakurai, H., Gunji, S., Atsumi, T., Endo, T., Fujita, Y., Ohishi, Y., Okada, T., Kishimoto, S.

“…A glass capillary plate (CP) gas detector with gas mixtures of He, Ne, Ar, and Xe has been successfully operated as a visible and near-infrared (NIR)…”
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Deformation and improvement of the IR transmission of single-crystal silicon by direct current heating by Miura, K., Shimotsuma, Y., Sakakura, M., Gunji, S., Sakamoto, T., Morishita, K., Hachinohe, S.

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Detection of Gamma Rays around 1 TeV from RX J0852.0–4622 by CANGAROO-II by Katagiri, H, Enomoto, R, Ksenofontov, L. T, Mori, M, Adachi, Y, Asahara, A, Bicknell, G. V, Clay, R. W, Doi, Y, Edwards, P. G, Gunji, S, Hara, S, Hara, T, Hattori, T, Hayashi, Sei, Itoh, C, Kabuki, S, Kajino, F, Kawachi, A, Kifune, T, Kiuchi, R, Kubo, H, Kurihara, T, Kurosaka, R, Kushida, J, Matsubara, Y, Miyashita, Y, Mizumoto, Y, Muraishi, H, Muraki, Y, Naito, T, Nakamori, T, Nakase, T, Nishida, D, Nishijima, K, Ohishi, M, Okumura, K, Patterson, J. R, Protheroe, R. J, Sakamoto, N, Sakamoto, Y, Swaby, D. L, Tanimori, T, Tanimura, H, Thornton, G. J, Tsuchiya, K, Watanabe, S, Yamaoka, T, Yanagita, S, Yoshida, T, Yoshikoshi, T

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Fabrication of LiNbO3 thin films by pulsed laser deposition and investigation of nonlinear properties by NAKATA, Y, GUNJI, S, OKADA, T, MAEDA, M

“…Thin films of LiNbO3 were deposited by pulsed-laser deposition (PLD). Crystalline and transparent films were deposited on a sapphire substrate at 400 C, in 100…”
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CANGAROO-III Search for TeV Gamma Rays from Two Clusters of Galaxies by Kiuchi, R, Mori, M, Bicknell, G. V, Clay, R. W, Edwards, P. G, Enomoto, R, Gunji, S, Hara, S, Hara, T, Hattori, T, Hayashi, S, Higashi, Y, Hirai, Y, Inoue, K, Itoh, C, Kabuki, S, Kajino, F, Katagiri, H, Kawachi, A, Kifune, T, Kubo, H, Kushida, J, Matsubara, Y, Mizukami, T, Mizumoto, Y, Mizuniwa, R, Muraishi, H, Muraki, Y, Naito, T, Nakamori, T, Nakano, S, Nishida, D, Nishijima, K, Ohishi, M, Sakamoto, Y, Seki, A, Stamatescu, V, Suzuki, T, Swaby, D. L, Tanimori, T, Thornton, G, Tokanai, F, Tsuchiya, K, Watanabe, S, Yamada, Y, Yamazaki, E, Yanagita, S, Yoshida, T, Yoshikoshi, T, Yukawa, Y

“…Because accretion and merger shocks in clusters of galaxies may accelerate particles to high energies, clusters are candidate sites for the origin of…”
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Discovery of TeV Gamma Rays from SN 1006: Further Evidence for the Supernova Remnant Origin of Cosmic Rays by Tanimori, T, Hayami, Y, Kamei, S, Dazeley, S. A, Edwards, P. G, Gunji, S, Hara, S, Hara, T, Holder, J, Kawachi, A, Kifune, T, Kita, R, Konishi, T, Masaike, A, Matsubara, Y, Matsuoka, T, Mizumoto, Y, Mori, M, Moriya, M, Muraishi, H, Muraki, Y, Naito, T, Nishijima, K, Oda, S, Ogio, S, Patterson, J. R, Roberts, M. D, Rowell, G. P, Sakurazawa, K, Sako, T, Sato, Y, Susukita, R, Suzuki, A, Suzuki, R, Tamura, T, Thornton, G. J, Yanagita, S, Yoshida, T, Yoshikoshi, T

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Basic Performance of a Polarimeter for Gamma-Ray Bursts Using Segmented Scintillators by Gunji, S, Toukairin, N, Tanaka, Y, Tokanai, F, Sakurai, H, Kishimoto, Y, Mihara, T, Hayashida, K, Anabuki, N, Tsunemi, H, Narita, T, Saito, Y, Kishimoto, S

“…We have been developing a Compton-scattering-type hard-X-ray polarimeter sensitive over the energy range from ~ 60 keV to ~ 300 keV for Gamma-Ray Burst (GRB)…”
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CANGAROO III Observations of the Supernova Remnant RX J0852.0–4622 by Enomoto, R, Watanabe, S, Tanimori, T, Asahara, A, Bicknell, G. V, Clay, R. W, Edwards, P. G, Gunji, S, Hara, S, Hattori, T, Hayashi, S, Higashi, Y, Inoue, R, Itoh, C, Kabuki, S, Kajino, F, Katagiri, H, Kawachi, A, Kawasaki, S, Kifune, T, Kiuchi, R, Konno, K, Ksenofontov, L, Kubo, H, Kushida, J, Matsubara, Y, Mizukami, T, Mizuniwa, R, Mori, M, Muraishi, H, Naito, T, Nakamori, T, Nishida, D, Nishijima, K, Ohishi, M, Sakamoto, Y, Stamatescu, V, Suzuki, S, Suzuki, T, Swaby, D. L, Tanimura, H, Thornton, G, Tokanai, F, Tsuchiya, K, Yamada, Y, Yamazaki, M, Yanagita, S, Yoshida, T, Yoshikoshi, T, Yuasa, M, Yukawa, Y

“…Sub-TeV gamma-ray emission from the northwest rim of the supernova remnant RX J0852.0-4622 was detected with the CANGAROO II telescope and recently confirmed…”
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CANGAROO III Search for Gamma Rays from Centaurus A and the ω Centauri Region by Kabuki, S, Enomoto, R, Bicknell, G. V, Clay, R. W, Edwards, P. G, Gunji, S, Hara, S, Hattori, T, Hayashi, S, Higashi, Y, Inoue, R, Itoh, C, Kajino, F, Katagiri, H, Kawachi, A, Kawasaki, S, Kifune, T, Kiuchi, R, Konno, K, Kubo, H, Kushida, J, Matsubara, Y, Mizukami, T, Mizuniwa, R, Mori, M, Muraishi, H, Naito, T, Nakamori, T, Nishida, D, Nishijima, K, Ohishi, M, Sakamoto, Y, Stamatescu, V, Suzuki, S, Suzuki, T, Swaby, D. L, Tanimori, T, Thornton, G, Tokanai, F, Tsuchiya, K, Watanabe, S, Yamada, Y, Yamazaki, M, Yanagita, S, Yoshida, T, Yoshikoshi, T, Yuasa, M, Yukawa, Y

“…We have observed the giant radio galaxy Centaurus A and the globular cluster omega Centauri in the TeV energy region using the CANGAROO III stereoscopic…”
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Reanalysis of Data Taken by the Cangaroo 3.8 Meter Imaging Atmospheric Cherenkov Telescope: PSR B1706-44, SN 1006, and Vela by Yoshikoshi, T, Mori, M, Edwards, P. G, Gunji, S, Hara, S, Hara, T, Kawachi, A, Mizumoto, Y, Naito, T, Nishijima, K, Tanimori, T, Thornton, G. J, Yoshida, T

“…We have reanalyzed data from observations of PSR B1706-44, SN 1006, and the Vela pulsar region made with the CANGAROO 3.8 m Imaging Atmospheric Cherenkov…”
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Basic Performance of PHENEX: A Polarimeter for High ENErgy X rays by Kishimoto, Y., Gunji, S., Ishigaki, Y., Kanno, M., Murayama, H., Ito, C., Tokanai, F., Suzuki, K., Sakurai, H., Mihara, T., Kohama, M., Suzuki, M., Hayato, A., Hayashida, K., Anabuki, N., Morimoto, M., Tsunemi, H., Saito, Y., Yamagami, T., Kishimoto, S.

“…We have been developing an instrument named "PHENEX (Polarimetry for High ENErgy X rays)" to measure polarization in the hard X-ray region. The PHENEX…”
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A new type of proportional counter using a capillary plate by Sakurai, H, Tamura, T, Gunji, S, Noma, M

“…We have developed a new type of proportional counter with the capability of fine position resolution and high gas gain. It consists of a bundle of fine glass…”
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CANGAROO-III Observations of the 2006 Outburst of PKS 2155–304 by Sakamoto, Y, Nishijima, K, Mizukami, T, Yamazaki, E, Kushida, J, Enomoto, R, Ohishi, M, Bicknell, G. V, Clay, R. W, Edwards, P. G, Gunji, S, Hara, S, Hattori, T, Hayashi, S, Higashi, Y, Hirai, Y, Inoue, K, Itoh, C, Kabuki, S, Kajino, F, Katagiri, H, Kawachi, A, Kifune, T, Kiuchi, R, Kubo, H, Mizuniwa, R, Mori, M, Muraishi, H, Naito, T, Nakamori, T, Nakano, S, Nishida, D, Seki, A, Stamatescu, V, Suzuki, T, Swaby, D. L, Tanimori, T, Thornton, G, Tokanai, F, Tsuchiya, K, Watanabe, S, Yamada, Y, Yanagita, S, Yoshida, T, Yoshikoshi, T, Yukawa, Y

“…We have used the CANGAROO-III imaging atmospheric Cerenkov telescopes to observe the high-frequency-peaked BL Lacertae (HBL) object PKS 2155-304 between 2006…”
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Search for VHE gamma rays from SS433/W50 with the CANGAROO-II telescope by Hayashi, Sei, Kajino, F., Naito, T., Asahara, A., Bicknell, G.V., Clay, R.W., Doi, Y., Edwards, P.G., Enomoto, R., Gunji, S., Hara, S., Hara, T., Hattori, T., Itoh, C., Kabuki, S., Katagiri, H., Kawachi, A., Kifune, T., Ksenofontov, L.T., Kubo, H., Kurihara, T., Kurosaka, R., Kushida, J., Matsubara, Y., Miyashita, Y., Mizumoto, Y., Mori, M., Mori, H., Muraishi, H., Muraki, Y., Nakase, T., Nishida, D., Nishijima, K., Ohishi, M., Okumura, K., Patterson, J.R., Protheroe, R.J., Sakamoto, N., Sakurazawa, K., Swaby, D.L., Tanimori, T., Tanimura, H., Thornton, G., Tokanai, F., Tsuchiya, K., Uchida, T., Watanabe, S., Yamaoka, T., Yanagita, S., Yoshida, T., Yoshikoshi, T.

“…SS433, located at the center of the supernova remnant W50, is a close proximity binary system consisting of a compact star and a normal star. Jets of material…”
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Searches for very high energy gamma rays from blazars with CANGAROO-III telescope in 2005–2009 by Mizumura, Y., Kushida, J., Nishijima, K., Bicknell, G.V., Clay, R.W., Edwards, P.G., Gunji, S., Hara, S., Hayashi, S., Kabuki, S., Kajino, F., Kawachi, A., Kifune, T., Kiuchi, R., Kodani, K., Matsubara, Y., Mizukami, T., Mizumoto, Y., Mori, M., Muraishi, H., Naito, T., Ohishi, M., Stamatescu, V., Swaby, D.L., Tanimori, T., Thornton, G., Tokanai, F., Toyama, T., Yanagita, S., Yoshida, T., Yoshikoshi, T.

“…► A partly new analysis was applied to CANGAROO-III data. ► No evidence of TeV gamma-ray emissions were found from four blazars. ► Non-simultaneous…”
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