Search Results - "Katsuta, Jun’ichiro"

Study of the polarimetric performance of a Si/CdTe semiconductor Compton camera for the Hitomi satellite by Katsuta, Junichiro, Edahiro, Ikumi, Watanabe, Shin, Odaka, Hirokazu, Uchida, Yusuke, Uchida, Nagomi, Mizuno, Tsunefumi, Fukazawa, Yasushi, Hayashi, Katsuhiro, Habata, Sho, Ichinohe, Yuto, Kitaguchi, Takao, Ohno, Masanori, Ohta, Masayuki, Takahashi, Hiromitsu, Takahashi, Tadayuki, Takeda, Shin'ichiro, Tajima, Hiroyasu, Yuasa, Takayuki, Itou, Masayoshi

“…Gamma-ray polarization offers a unique probe into the geometry of the γ-ray emission process in celestial objects. The Soft Gamma-ray Detector (SGD) onboard…”
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Event-selection technique for the multi-layer Si−CdTe Compton camera onboard Hitomi by Ohno, Masanori, Fukazawa, Yasushi, Mizuno, Tsunefumi, Takahashi, Hiromitsu, Tanaka, Yasuyuki, Katsuta, Jun’ichiro, Kawano, Takafumi, Habata, Sho, Okada, Chiho, Ohashi, Norie, Teramae, Takuto, Tanaka, Koji, Takahashi, Tadayuki, Kokubun, Motohide, Watanabe, Shin, Sato, Goro, Sato, Rie, Ohta, Masayuki, Uchida, Yusuke, Tamaru, Ryota, Yoneda, Hiroki, Nakazawa, Kazuhiro, Murakami, Hiroaki, Tajima, Hiroyasu, Yamaoka, Kazutaka, Kinoshita, Masaomi, Hayashi, Katsuhiro, Kitaguchi, Takao, Odaka, Hirokazu

“…The soft gamma-ray detector (SGD) onboard Hitomi, which has a unique design concept, based on the combination of a ”narrow-field multi-layer semi-conductor…”
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Development of an integrated response generator for Si/CdTe semiconductor Compton cameras by Odaka, Hirokazu, Sugimoto, Soichiro, Ishikawa, Shin-nosuke, Katsuta, Junichiro, Koseki, Yuu, Fukuyama, Taro, Saito, Shinya, Sato, Rie, Sato, Goro, Watanabe, Shin, Kokubun, Motohide, Takahashi, Tadayuki, Takeda, Shin’ichiro, Fukazawa, Yasushi, Tanaka, Takaaki, Tajima, Hiroyasu

“…We have developed an integrated response generator based on Monte Carlo simulation for Compton cameras composed of silicon (Si) and cadmium telluride (CdTe)…”
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Polarimetric performance of Si/CdTe semiconductor Compton camera by Takeda, Shin’ichiro, Odaka, Hirokazu, Katsuta, Junichiro, Ishikawa, Shin-nosuke, Sugimoto, So-ichiro, Koseki, Yuu, Watanabe, Shin, Sato, Goro, Kokubun, Motohide, Takahashi, Tadayuki, Nakazawa, Kazuhiro, Fukazawa, Yasushi, Tajima, Hiroyasu, Toyokawa, Hidenori

“…A Compton camera has been developed based on Si and CdTe semiconductor detectors with high spatial and spectral resolution for hard X- and γ ‐ray astrophysics…”
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FERMI LARGE AREA TELESCOPE OBSERVATION OF SUPERNOVA REMNANT S147 by Katsuta, J, Uchiyama, Y, Tanaka, T, Tajima, H, Bechtol, K, Funk, S, Lande, J, Ballet, J, HANABATA, Y, LEMOINE-GOUMARD, M, Takahashi, T

“…We present an analysis of gamma-ray data obtained with the Large Area Telescope on board the Fermi Gamma-ray Space Telescope in the region around supernova…”
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In-Orbit Performance of the Hard X-Ray Detector on Board Suzaku by Kokubun, Motohide, Makishima, Kazuo, Takahashi, Tadayuki, Murakami, Toshio, Tashiro, Makoto, Fukazawa, Yasushi, Kamae, Tuneyoshi, Madejski, Greg M., Nakazawa, Kazuhiro, Yamaoka, Kazutaka, Terada, Yukikatsu, Yonetoku, Daisuke, Watanabe, Shin, Tamagawa, Toru, Mizuno, Tsunefumi, Kubota, Aya, Isobe, Naoki, Takahashi, Isao, Sato, Goro, Takahashi, Hiromitsu, Hong, Soojing, Kawaharada, Madoka, Kawano, Naomi, Mitani, Takefumi, Murashima, Mio, Suzuki, Masaya, Abe, Keiichi, Miyawaki, Ryouhei, Ohno, Masanori, Tanaka, Takaaki, Yanagida, Takayuki, Itoh, Takeshi, Ohnuki, Kousuke, Tamura, Ken-ichi, Endo, Yasuhiko, Hirakuri, Shinya, Hiruta, Tatsuro, Kitaguchi, Takao, Kishishita, Tetsuichi, Sugita, Satoshi, Takahashi, Takuya, Takeda, Shin’ichiro, Enoto, Teruaki, Hirasawa, Ayumi, Katsuta, Jun’ichiro, Matsumura, Satoshi, Onda, Kaori, Sato, Mitsuhiro, Ushio, Masayoshi, Ishikawa, Shin-nosuke, Murase, Koichi, Odaka, Hirokazu, Suzuki, Masanobu, Yaji, Yuichi, Yamada, Shinya, Yamasaki, Tomonori, Yuasa, Takayuki

“…The in-orbit performance and calibration of the Hard X-ray Detector (HXD) on board the X-ray astronomy satellite Suzaku are described. Its basic performances,…”
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Modeling of proton-induced radioactivation background in hard X-ray telescopes: Geant4-based simulation and its demonstration by Hitomi ’s measurement in a low Earth orbit by Odaka, Hirokazu, Asai, Makoto, Hagino, Kouichi, Koi, Tatsumi, Madejski, Greg, Mizuno, Tsunefumi, Ohno, Masanori, Saito, Shinya, Sato, Tamotsu, Wright, Dennis H., Enoto, Teruaki, Fukazawa, Yasushi, Hayashi, Katsuhiro, Kataoka, Jun, Katsuta, Junichiro, Kawaharada, Madoka, Kobayashi, Shogo B., Kokubun, Motohide, Laurent, Philippe, Lebrun, Francois, Limousin, Olivier, Maier, Daniel, Makishima, Kazuo, Mimura, Taketo, Miyake, Katsuma, Mori, Kunishiro, Murakami, Hiroaki, Nakamori, Takeshi, Nakano, Toshio, Nakazawa, Kazuhiro, Noda, Hirofumi, Ohta, Masayuki, Ozaki, Masanobu, Sato, Goro, Sato, Rie, Tajima, Hiroyasu, Takahashi, Hiromitsu, Takahashi, Tadayuki, Takeda, Shin?ichiro, Tanaka, Takaaki, Tanaka, Yasuyuki, Terada, Yukikatsu, Uchiyama, Hideki, Uchiyama, Yasunobu, Watanabe, Shin, Yamaoka, Kazutaka, Yasuda, Tetsuya, Yatsu, Yoichi, Yuasa, Takayuki, Zoglauer, Andreas

“…Hard X-ray astronomical observatories in orbit suffer from a significant amount of background due to radioactivation induced by cosmic-ray protons and/or…”
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FERMI LARGE AREA TELESCOPE DISCOVERY OF GeV GAMMA-RAY EMISSION FROM THE VICINITY OF SNR W44 by UCHIYAMA, Yasunobu, FUNK, Stefan, KATAGIRI, Hideaki, KATSUTA, Junichiro, LEMOINE-GOUMARD, Marianne, TAJIMA, Hiroyasu, TANAKA, Takaaki, TORRES, Diego F

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Evaluation of polarization characteristics of multilayer mirror for hard X-ray observation of astrophysical objects by Katsuta, J., Mizuno, T., Ogasaka, Y., Yoshida, H., Takahashi, H., Kano, Y., Iwahara, T., Sasaki, N., Kamae, T., Kokubun, M., Takahashi, T., Hayashida, K., Uesugi, K.

“…Polarization measurements in the hard X-ray band can provide crucial information about high energy emission at astrophysical objects. Such measurements require…”
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Extended Gamma-ray Emission from the G25.0+0.0 Region: A Star Forming Region Powered by the Newly Found OB Association? by Katsuta, Junichiro, Uchiyama, Yasunobu, Funk, Stefan

“…We report a study of extended $\gamma$-ray emission with the Large Area Telescope (LAT) onboard the Fermi Gamma-ray Space Telescope, which is likely to be the…”
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Origin of the in-orbit instrumental background of the Hard X-ray Imager onboard Hitomi by Hagino, Kouichi, Odaka, Hirokazu, Sato, Goro, Sato, Tamotsu, Suzuki, Hiromasa, Mizuno, Tsunefumi, Kawaharada, Madoka, Ohno, Masanori, Nakazawa, Kazuhiro, Kobayashi, Shogo B, Murakami, Hiroaki, Miyake, Katsuma, Asai, Makoto, Koi, Tatsumi, Madejski, Greg, Saito, Shinya, Wright, Dennis H, Enoto, Teruaki, Fukazawa, Yasushi, Hayashi, Katsuhiro, Kataoka, Jun, Katsuta, Junichiro, Kokubun, Motohide, Laurent, Philippe, Lebrun, Francois, Limousin, Olivier, Maier, Daniel, Makishima, Kazuo, Mori, Kunishiro, Nakamori, Takeshi, Nakano, Toshio, Noda, Hirofumi, Ohta, Masayuki, Sato, Rie, Tajima, Hiroyasu, Takahashi, Hiromitsu, Takahashi, Tadayuki, Takeda, Shin'ichiro, Tanaka, Takaaki, Terada, Yukikatsu, Uchiyama, Hideki, Uchiyama, Yasunobu, Watanabe, Shin, Yamaoka, Kazutaka, Yatsu, Yoichi, Yuasa, Takayuki

“…Understanding and reducing the in-orbit instrumental backgrounds are essential to achieving high sensitivity in hard X-ray astronomical observations. The…”
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In-orbit performance and calibration of the Hard X-ray Imager onboard Hitomi (ASTRO-H) by Hagino, Kouichi, Nakazawa, Kazuhiro, Sato, Goro, Kokubun, Motohide, Enoto, Teruaki, Fukazawa, Yasushi, Hayashi, Katsuhiro, Kataoka, Jun, Katsuta, Junichiro, Kobayashi, Shogo B, Laurent, Philippe, Lebrun, Francois, Limousin, Olivier, Maier, Daniel, Makishima, Kazuo, Mimura, Taketo, Miyake, Katsuma, Mizuno, Tsunefumi, Mori, Kunishiro, Murakami, Hiroaki, Nakamori, Takeshi, Nakano, Toshio, Noda, Hirofumi, Odaka, Hirokazu, Ohno, Masanori, Ohta, Masayuki, Saito, Shinya, Sato, Rie, Tajima, Hiroyasu, Takahashi, Hiromitsu, Takahashi, Tadayuki, Takeda, Shin'ichiro, Tanaka, Takaaki, Terada, Yukikatsu, Uchiyama, Hideki, Uchiyama, Yasunobu, Watanabe, Shin, Yamaoka, Kazutaka, Yatsu, Yoichi, Yuasa, Takayuki

“…The Hard X-ray Imager (HXI) onboard Hitomi (ASTRO-H) is an imaging spectrometer covering hard X-ray energies of 5-80 keV. Combined with the hard X-ray…”
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Study of the Polarimetric Performance of a Si/CdTe Semiconductor Compton Camera for the Hitomi Satellite by Katsuta, Junichiro, Edahiro, Ikumi, Watanabe, Shin, Odaka, Hirokazu, Uchida, Yusuke, Uchida, Nagomi, Mizuno, Tsunefumi, Fukazawa, Yasushi, Hayashi, Katsuhiro, Habata, Sho, Ichinohe, Yuto, Kitaguchi, Takao, Ohno, Masanori, Ohta, Masayuki, Takahashi, Hiromitsu, Takahashi, Tadayuki, Takeda, Shin'ichiro, Tajima, Hiroyasu, Yuasa, Takayuki, Itou, Masayoshi

“…Gamma-ray polarization offers a unique probes into the geometry of the gamma-ray emission process in celestial objects. The Soft Gamma-ray Detector (SGD)…”
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Modeling of proton-induced radioactivation background in hard X-ray telescopes: Geant4-based simulation and its demonstration by Hitomi's measurement in a low Earth orbit by Odaka, Hirokazu, Asai, Makoto, Hagino, Kouichi, Koi, Tatsumi, Madejski, Greg, Mizuno, Tsunefumi, Ohno, Masanori, Saito, Shinya, Sato, Tamotsu, Wright, Dennis H, Enoto, Teruaki, Fukazawa, Yasushi, Hayashi, Katsuhiro, Kataoka, Jun, Katsuta, Junichiro, Kawaharada, Madoka, Kobayashi, Shogo B, Kokubun, Motohide, Laurent, Philippe, Lebrun, Francois, Limousin, Olivier, Maier, Daniel, Makishima, Kazuo, Mimura, Taketo, Miyake, Katsuma, Mori, Kunishiro, Murakami, Hiroaki, Nakamori, Takeshi, Nakano, Toshio, Nakazawa, Kazuhiro, Noda, Hirofumi, Ohta, Masayuki, Ozaki, Masanobu, Sato, Goro, Sato, Rie, Tajima, Hiroyasu, Takahashi, Hiromitsu, Takahashi, Tadayuki, Takeda, Shin'ichiro, Tanaka, Takaaki, Tanaka, Yasuyuki, Terada, Yukikatsu, Uchiyama, Hideki, Uchiyama, Yasunobu, Watanabe, Shin, Yamaoka, Kazutaka, Yasuda, Tetsuya, Yatsu, Yoichi, Yuasa, Takayuki, Zoglauer, Andreas

“…Nuclear Instruments and Methods in Physics Research Section A, 891, 92-105 (2018) Hard X-ray astronomical observatories in orbit suffer from a significant…”
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Fermi-LAT Discovery of GeV Gamma-ray Emission from the Vicinity of SNR W44 by Uchiyama, Yasunobu, Funk, Stefan, Katagiri, Hideaki, Katsuta, Junichiro, Lemoine-Goumard, Marianne, Tajima, Hiroyasu, Tanaka, Takaaki, Torres, Diego

“…We report the detection of GeV gamma-ray emission from the molecular cloud complex that surrounds the supernova remnant (SNR) W44 using the Large Area…”
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Fermi-LAT Observation of Supernova Remnant S147 by Katsuta, Junichiro, Uchiyama, Yasunobu, Tanaka, Takaaki, Tajima, Hiroyasu, Bechtol, Keith, Funk, Stefan, Lande, Joshua, Ballet, Jean, Hanabata, Yoshitaka, Lemoine-Goumard, Marianne, Takahashi, Tadayuki

“…We present an analysis of gamma-ray data obtained with the Large Area Telescope (LAT) onboard the Fermi Gamma-ray Space Telescope in the region around SNR S147…”
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