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Dive into the research topics where Kazuhisa Miyaguchi is active.

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Featured researches published by Kazuhisa Miyaguchi.


Publications of the Astronomical Society of Japan | 2011

Solid-State Slit Camera (SSC) Aboard MAXI

Hiroshi Tomida; Hiroshi Tsunemi; Masashi Kimura; Hiroki Kitayama; Masaru Matsuoka; Shiro Ueno; Kazuyoshi Kawasaki; Haruyoshi Katayama; Kazuhisa Miyaguchi; Kentaro Maeda; Arata Daikyuji; Naoki Isobe

Solid-state Slit Camera (SSC) is an X-ray camera onboard the MAXI mission of the International Space Station. Two sets of SSC sensors view X-ray sky using charge-coupled devices (CCDs) in 0.5--12\,keV band. The total area for the X-ray detection is about 200\,cm


Publications of the Astronomical Society of Japan | 2010

In-Orbit Performance of the MAXI/SSC onboard the ISS

Hiroshi Tsunemi; Hiroshi Tomida; Haruyoshi Katayama; Masashi Kimura; Arata Daikyuji; Kazuhisa Miyaguchi; Kentaro Maeda

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Proceedings of SPIE | 2006

Recent results of the fully-depleted back-illuminated CCD developed by Hamamatsu

Yukiko Kamata; Satoshi Miyazaki; Hidehiko Nakaya; Takeshi Go Tsuru; Shin-ichiro Takagi; Hiroshi Tsunemi; Emi Miyata; Masaharu Muramatsu; Hisanori Suzuki; Kazuhisa Miyaguchi

which is the largest among the missions of X-ray astronomy. The energy resolution at the CCD temperature of


Review of Scientific Instruments | 1998

CONTINUUM X-RAY SOURCE AS A CALIBRATION SYSTEM FOR CHARGE COUPLED DEVICES

K. Hashimotodani; T. Toneri; Shunji Kitamoto; Hiroshi Tsunemi; Kiyoshi Hayashida; Emi Miyata; Kazunori Katayama; T. Kohomura; R. Asakura; Katsuji Koyama; K. Yamamoto; Kazuhisa Miyaguchi; Hisanori Suzuki

-


Proceedings of SPIE | 2004

Development of thick back-illuminated CCD to improve quantum efficiency in optical longer wavelength using high-resistivity n-type silicon

Yukiko Kamata; Satoshi Miyazaki; Masaharu Muramatsu; Hisanori Suzuki; Kazuhisa Miyaguchi; Takeshi Go Tsuru; Shin-ichiro Takagi; Emi Miyata

70 \degc is 145\,eV in full width at the half maximum (FWHM) at 5.9\,keV, and the field of view is 1\deg .5 (FWHM)


Japanese Journal of Applied Physics | 2005

X-Ray Responsivities of Direct-Scintillator-Deposited Charge-Coupled Device

Emi Miyata; Masami Miki; Noriaki Tawa; Kazuhisa Miyaguchi

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Proceedings of SPIE | 2008

Evaluation of the fully-depleted back-illuminated CCD for Subaru Suprime-Cam

Yukiko Kamata; Satoshi Miyazaki; Hidehiko Nakaya; Takeshi Go Tsuru; Hiroshi Tsunemi; Emi Miyata; Masaharu Muramatsu; Hisanori Suzuki; Kazuhisa Miyaguchi

90\deg for each sensor. The SSC could make a whole-sky image with the energy resolution good enough to resolve line emissions, and monitor the whole-sky at the energy band of


Japanese Journal of Applied Physics | 2003

Proton Irradiation Experiment for X-ray Charge-Coupled Devices of the Monitor of All-Sky X-ray Image Mission Onboard the International Space Station: II. Degradation of Dark Current and Identification of Electron Trap Level

Emi Miyata; Hirohiko Kouno; Daisuke Kamiyama; Tomoyuki Kamazuka; M. Mihara; M. Fukuda; K. Matsuta; Hiroshi Tsunemi; Tadanori Minamisono; Hiroshi Tomida; Kazuhisa Miyaguchi

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Japanese Journal of Applied Physics | 2002

Application of the Mesh Experiment for the Back-Illuminated Charge-Coupled Device: I. Experiment and the Charge Cloud Shape

Emi Miyata; Masami Miki; Junko Hiraga; Hirohiko Kouno; Kazutoshi Yasui; Hiroshi Tsunemi; Kazuhisa Miyaguchi; K. Yamamoto

2\,keV for the first time in these decades.


Japanese Journal of Applied Physics | 2006

Development of p-Channel Charge-Coupled Device for NeXT, the Next Japanese X-ray Astronomical Satellite Mission

Daisuke Matsuura; Hideki Ozawa; Masakuni Tohiguchi; Masahiro Uchino; Emi Miyata; Hiroshi Tsunemi; Tatsuya Inui; Takeshi Go Tsuru; Yukiko Kamata; Hidehiko Nakaya; Satoshi Miyazaki; Kazuhisa Miyaguchi; Masaharu Muramatsu; Hisanori Suzuki; Shin-ichiro Takagi

We report here the in-orbit performance of the CCD camera (MAXI/SSC) onboard the International Space Station (ISS). It was commissioned in 2009 August. This is the first all-sky survey mission employing X-ray CCDs. It consists of 32 CCDs, each of which is 1 inch square. It is a slit camera with a field of view of 1: i 5 � 90 i ,a nd scans the sky as the rotation of the ISS. The CCD on the SSC is cooled down to the working temperature around � 60 i C by the combination of a peltier cooler, a loop heat pipe and a radiator. The standard observation mode of the CCD is in a parallel sum mode (64-binning). The CCD functions properly, although it suffers an edge glow when the Sun is near the field of view (FOV), which reduces the observation efficiency of the SSC down to about 30%. The performance of the CCD is continuously monitored both by the Mn-K X-rays and by the Cu-K X-rays. There are many sources detected, not only point sources, but extended sources. Due to the lack of an effective observation time, we need more observation time to obtain an extended emission analysis extraction process.

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