Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Masashi Otsubo"'
Autor:
Takashi Sato, Shinji Shimada, Ming Ni, Kiyoshi Minoura, Masashi Otsubo, Hiroyuki Hakoi, Takahiro Sasaki, Junichi Hashimoto
Publikováno v:
SID Symposium Digest of Technical Papers. 51:882-884
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::54f31913b5d03e495fa03954b565e09b
https://doi.org/10.1002/sdtp.14011
https://doi.org/10.1002/sdtp.14011
Autor:
Yukio Katsukawa, Masao Nakagiri, I. Mikami, Saku Tsuneta, T. Nakaoji, K. Nagae, T. Tamura, H. Saito, Yoshinori Suematsu, Norihide Takeyama, Hirohisa Hara, Toshifumi Shimizu, Yoshiaki Kato, Shigenobu Shimada, M. Noguchi, Kiyoshi Ichimoto, T. Matsushita, N. Kawaguchi, Masashi Otsubo, Masahito Kubo, T. Yamamuro
Publikováno v:
Solar Physics. 249:197-220
The Solar Optical Telescope (SOT) aboard the Solar-B satellite (Hinode) is designed to perform high-precision photometric and polarimetric observations of the Sun in visible light spectra (388 – 668 nm) with a spatial resolution of 0.2 – 0.3 arcs
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6e838566a798d45e401e641deef8d91d
https://doi.org/10.1007/s11207-008-9129-4
https://doi.org/10.1007/s11207-008-9129-4
Publikováno v:
Publications of the Astronomical Society of the Pacific. 117:411-420
Phase-induced amplitude apodization (PIAA) uses two aspheric optics to produce an achromatic apodization of an incoming beam by changing the geometrical distribution of the light in the pupil plane. Since this apodization is lossless, the sensitivity
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9b0b414f9ac498000f238e111102b7ad
https://doi.org/10.1086/429305
https://doi.org/10.1086/429305
Autor:
Masanori Iye, Hiroshi Karoji, Hiroyasu Ando, Norio Kaifu, Keiichi Kodaira, Kentaro Aoki, Wako Aoki, Yoshihiro Chikada, Yoshiyuki Doi, Noboru Ebizuka, Brian Elms, Gary Fujihara, Hisanori Furusawa, Tetsuharu Fuse, Wolfgang Gaessler, Sumiko Harasawa, Yutaka Hayano, Masahiko Hayashi, Saeko Hayashi, Shinichi Ichikawa, Masatoshi Imanishi, Catherine Ishida, Yukiko Kamata, Tomio Kanzawa, Nobunari Kashikawa, Koji Kawabata, Naoto Kobayashi, Yutaka Komiyama, George Kosugi, Tomio Kurakami, Michael Letawsky, Yoshitaka Mikami, Akihiko Miyashita, Satoshi Miyazaki, Yoshihiko Mizumoto, Junichi Morino, Kentaro Motohara, Koji Murakawa, Masao Nakagiri, Kyoko Nakamura, Hidehiko Nakaya, Kyoji Nariai, Tetsuo Nishimura, Kunio Noguchi, Takeshi Noguchi, Junichi Noumaru, Ryusuke Ogasawara, Norio Ohshima, Yoichi Ohyama, Kiichi Okita, Koji Omata, Masashi Otsubo, Shin Oya, Robert Potter, Yoshihiko Saito, Toshiyuki Sasaki, Shuji Sato, Dennis Scarla, Kiaina Schubert, Kazuhiro Sekiguchi, Maki Sekiguchi, Ian Shelton, Chris Simpson, Hiroshi Suto, Akito Tajitsu, Hideki Takami, Tadafumi Takata, Naruhisa Takato, Richard Tamae, Motohide Tamura, Wataru Tanaka, Hiroshi Terada, Yasuo Torii, Fumihiko Uraguchi, Tomonori Usuda, Mark Weber, Tom Winegar, Masafumi Yagi, Toru Yamada, Takuya Yamashita, Yasumasa Yamashita, Naoki Yasuda, Michitoshi Yoshida, Masami Yutani
Publikováno v:
Publications of the Astronomical Society of Japan. 56:381-397
An overview of the current status of the 8.2 m Subaru Telescope constructed and operated at Mauna Kea, Hawaii, by the National Astronomical Observatory of Japan is presented. The basic design concept and the verified performance of the telescope syst
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bbd80819c51fe672837bf2beaa7ed3c8
https://doi.org/10.1093/pasj/56.2.381
https://doi.org/10.1093/pasj/56.2.381
Autor:
Koji Nakashima, Tomio Kanzawa, Shin Oya, Masanori Iye, D. Saint-Jacques, Naruhisa Takato, Yukiko Kamata, Wolfgang Gaessler, Hideki Takami, Yutaka Hayano, Masashi Otsubo, Yosuke Minowa
Publikováno v:
Publications of the Astronomical Society of Japan. 56:225-234
The design and performance of the Cassegrain Adaptive Optics (AO) system for the 8.2m Subaru Telescope are reported. The system is based on a curvature wavefront sensor with 36 photon-counting avalanche photodiode modules and a bimorph wavefront corr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ba8fc837c3d22c15c1a61ffc6e79cf0b
https://doi.org/10.1093/pasj/56.1.225
https://doi.org/10.1093/pasj/56.1.225
Autor:
Kyoji Nariai, Ian Shelton, Koji Omata, Tomio Kurakami, Naruhisa Takato, Tetsuo Aoki, Motoko Inata, Hisanori Furusawa, Keiichi Kodaira, Shuzo Isobe, Tomoyuki Taguchi, S. Oya, Yoichi Itoh, Masayuki Akiyama, Masahiko Hayashi, Jun Nishikawa, Ryuji Hata, Kazuhiro Shimasaku, Takeo Fukuda, Masatoshi Imanishi, Hirohisa Tanabe, Fumihide Iwamuro, S. Miyazaki, Hiroyuki Tsukamoto, Kentaro Motohara, Tadafumi Takata, Akihiko Miyashita, Yukiyasu Kobayashi, Norio Kaifu, Masafumi Yagi, Yoshihiko Mizumoto, Shigeomi Yoshida, Hiroshi Karoji, Tetsuo Nishino, Hiroyasu Ando, Mamoru Doi, Tomonori Usuda, Naoto Kobayashi, Masaru Watanabe, Masanori Iye, Yoshihiro Chikada, Nobunari Kashikawa, Norio Oshima, Wataru Kawasaki, Goro Sasaki, Masami Yutani, Wataru Tanaka, Maki Sekiguchi, Kyoko Tanaka, Hideki Takami, Eiji Nishihara, Masahiko Kimura, D. Tomono, Kazuhiro Sekiguchi, Tsutomu Aoki, Masashi Otsubo, George Kosugi, Yasuo Torii, Jun-ichi Watanabe, Naoki Yasuda, Kiichi Okita, Takuya Yamashita, Taichi Kato, Takashi Ichikawa, Tomio Kanzawa, Koich Nakajima, Miwa Goto, Hiroshi Suto, Michitoshi Yoshida, Toshinori Maihara, Shin-Ichi Ichikawa, Ryusuke Ogasawara, Noboru Ebizuka, Shiro Nishimura, Yasumasa Yamashita, Yukiko Kamata, Saeko S. Hayashi, Motohide Tamura, Yoshitaka Mikami, Junichi Noumaru, Kyoko Nakamura, Katsuyuki Suzuki, Sadanori Okamura, Takeshi Noguchi, Jun'ichi Iwai, Toshiyuki Sasaki, Yutaka Komiyama, Hiroshi Terada, Fumiaki Nakata, Norio Okada, Kunio Noguchi, Yasuhiro Sawada, Toshihiro Horaguchi, Masaru Hamabe, Tetsuo Nishimura, Takashi Miyata, Katsumi Imi, Chris Simpson, Masao Nakagiri
Publikováno v:
Publications of the Astronomical Society of Japan. 52:9-23
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6b253beb7fa985ffdcb8de7ff33d7792
https://doi.org/10.1093/pasj/52.1.9
https://doi.org/10.1093/pasj/52.1.9
Autor:
Shin Oya, Shin-Ichi Ichikawa, Koichi Waseda, Fumihide Iwamuro, Norio Kaifu, Kunio Noguchi, Yoshihiro Chikada, Yukiko Kamata, Takashi Miyata, Tomio Kanzawa, Saeko S. Hayashi, Mamoru Doi, Shuzo Isobe, Yoshihiko Mizumoto, Kyoji Nariai, Chris Simpson, Hideki Takami, Hiroshi Suto, Masayuki Akiyama, Kazuhiro Sekiguchi, Motoko Inata, George Kosugi, Nobunari Kashikawa, Naoki Yasuda, Kiichi Okita, Hiroshi Karoji, Norio Okada, Wataru Tanaka, Toshihiro Horaguchi, Kyoko Tanaka, Yasuo Torii, Miwa Goto, Goro Sasaki, Ryuji Hata, Masatoshi Imanishi, Keiichi Kodaira, Masami Yutani, Tadafumi Takata, Akihiko Miyashita, Eiji Nishihara, Masashi Otsubo, Kentaro Motohara, Norio Oshima, Masaru Hamabe, Naoto Kobayashi, Masao Nakagiri, Toshinori Maihara, Katsumi Imi, Hirohisa Tanabe, Toshiyuki Sasaki, Takashi Ichikawa, Hiroshi Terada, S. Miyazaki, Tetsuo Nishimura, Junichi Noumaru, Tomoyuki Taguchi, Jun'ichi Iwai, Shigeomi Yoshida, Michitoshi Yoshida, Yoichi Itoh, Takeo Fukuda, Masanori Iye, Koich Nakajima, Hiroyasu Ando, Kyoko Nakamura, Masaru Watanabe, Yukiyasu Kobayashi, D. Tomono, Takeshi Noguchi, Tetsuo Nishino, Tomonori Usuda, Koji Omata, Tomio Kurakami, Naruhisa Takato, Ian Shelton, Tetsuo Aoki, Taichi Kato, Shiro Nishimura, Yasumasa Yamashita, Masahiko Hayashi, Yoshitaka Mikami, Jun Nishikawa, Masafumi Yagi, Maki Sekiguchi, Motohide Tamura, Jun-ichi Watanabe, Takuya Yamashita, Ryusuke Ogasawara
Publikováno v:
Publications of the Astronomical Society of Japan. 52:25-32
We present high spatial resolution images of the gravitational-lens system PG 1115+080 taken with the near-infrared camera (CISCO) on the Subaru telescope. The FWHM of the combined image is $0.''32$ in the $K'$-band, yielding spatial resolution of $0
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0224c0367d6e966c11041c9ac75c25fb
https://doi.org/10.1093/pasj/52.1.25
https://doi.org/10.1093/pasj/52.1.25
Autor:
Steven Hahn, Masami Kume, Hajime Takeya, Naoki Kohara, Saku Tsuneta, Masashi Otsubo, Tsuyoshi Ozaki
Publikováno v:
SPIE Proceedings.
Future large aperture telescope projects will require very lightweight mirrors that can be produced at significantly lower cost and faster production times than currently possible. Tailorable, low thermal expansion composite materials offer an attrac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::714b0ec115347ae0f67ab1b9034945fd
https://doi.org/10.1117/12.552304
https://doi.org/10.1117/12.552304
Autor:
Masaharu Suzuki, Nobuaki Kaido, Toshihida Horiuchi, Masaaki Mitsutake, Toshitaka Nakaoji, Hasuyama Yoshihiro, Masashi Otsubo, Tomonori Tamura, Joji Sakamoto, Shunichi Abe, Norihide Takeyama, Yasushi Sakurai, Motokazu Noguchi, Kazuhiro Nagae, M. Kubo, Osamu Takahara, Noboru Kawaguchi, Masao Nakagiri, Keizo Miyawaki, Hirohisa Hara, Akira Ohnishi, Hideo Saito, Toshifumi Shimizu, Yoshihiro Kato, Sadanori Shimada, Yoshinori Suematsu, Toshio Inoue, Yukio Katsukawa, Norimasa Yoshida, Kiyoshi Ichimoto, Kenji Minesugi, Izumi Mikami, Tadashi Matsushita, Yasushi Sakamoto, Saku Tsuneta
Publikováno v:
SPIE Proceedings.
The solar optical telescope onboard the Solar-B is aimed to perform a high precision polarization measurements of the solar spectral lines in visible wavelengths to obtain, for the first time, continuous sets of high spatial resolution (~0.2arcsec) a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::621c1ebd49653af3649998e039597529
https://doi.org/10.1117/12.550989
https://doi.org/10.1117/12.550989
Autor:
Motokazu Noguchi, Yoshinori Suematsu, Hiroyuki Miyagawa, Yasuhiro Kashiwagi, K. Matsuzaki, Toshifumi Shimizu, Masao Nakagiri, Makoto Endo, Toshitaka Nakaoji, Theodore D. Tarbell, Yasushi Sakamoto, Chris Edwards, Kazuhide Kodeki, Syunsaku Inoue, Kazuyoshi Kumagai, Kazumasa Kaneko, Masayuki Nagase, Shiro Miki, Saku Tsuneta, Osamu Ito, Masaki Tabata, Masashi Otsubo, Ken Kobayashi, Shin’ichi Nagata, Tomonori Tamura, Kiyoshi Ichimoto
Publikováno v:
SPIE Proceedings.
Extremely stable pointing of the telescope is required for images on the CCD cameras to accurately measure the nature of magnetic field on the sun. An image stabilization system is installed to the Solar Optical Telescope onboard SOLAR-B, which stabi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a7d29a657e0e6788d119365aabd6d60f
https://doi.org/10.1117/12.551368
https://doi.org/10.1117/12.551368