Takaaki Tanaka

Modeling and Reproducibility of Suzaku HXD PIN/GSO Background (2009)

Fukazawa, Yasushi, Mizuno, Tsunefumi, Watanabe, Shin, Kokubun, Motohide, Takahashi, Hiromitsu, Kawano, Naomi, ...

Suzaku Hard X-ray Detector (HXD) achieved the lowest background level than any other previously or currently operational missions sensitive in the energy range of 10--600 keV, by utilizing PIN...

Study of Nonthermal Emission from SNR RX J1713.7-3946 with Suzaku (2008)

Tanaka, Takaaki, Uchiyama, Yasunobu, Aharonian, Felix A., Takahashi, Tadayuki, Bamba, Aya, Hiraga, Junko S., ...

We present results obtained from a series of observations of the supernova remnant RX J1713.7-3946 by the Suzaku satellite. The observations cover about two-thirds of the remnant surface. We...

Measuring the Broad-band X-Ray Spectrum from 400 eV to 40 keV in the Southwest Part of the Supernova Remnant RX J1713.7-3946 (2007)

Takahashi, Tadayuki, Tanaka, Takaaki, Uchiyama, Yasunobu, Hiraga, Junko S., Nakazawa, Kazuhiro, Watanabe, Shin, ...

We report on results from Suzaku broadband X-ray observations of the southwest part of the Galactic supernova remnant (SNR) RX J1713.7-3946 with an energy coverage of 0.4-40 keV. The X-ray spectrum,...

Suzaku wide-band observations of SN 1006 (2007)

Bamba, Aya, Fukazawa, Yasushi, Hiraga, Junko S., Hughes, John P., Katagiri, Hideaki, Kokubun, Motohide, ...

We report on the wide band spectra of SN 1006 as observed by Suzaku. Thermal and nonthermal emission are successfully resolved thanks to the excellent spectral response of Suzaku's X-ray CCD XIS. The...

A Suzaku Observation of the Low-Ionization Fe-Line Emission from RCW 86 (2006)

Ueno, Masaru, Sato, Rie, Kataoka, Jun, Bamba, Aya, Harrus, Ilana, Hiraga, Junko, ...

The newly operational X-ray satellite Suzaku observed the southwestern quadrant of the supernova remnant (SNR) RCW 86 in February 2006 to study the nature of the 6.4 keV emission line first detected...

Results of a Si/CdTe Compton Telescope (2005)

Oonuki, Kousuke, Tanaka, Takaaki, Watanabe, Shin, Takeda, Shin'ichiro, Nakazawa, Kazuhiro, Mitani, Takefumi, ...

We have been developing a semiconductor Compton telescope to explore the universe in the energy band from several tens of keV to a few MeV. We use a Si strip and CdTe pixel detector for the Compton...

A Prototype Si/CdTe Compton Camera and the Polarization Measurement (2004)

Mitani, Takefumi, Tanaka, Takaaki, Nakazawa, Kazuhiro, Takahashi, Tadayuki, Takashima, Takeshi, Tajima, Hiroyasu, ...

A Compton camera is the most promising approach for gamma-ray detection in the energy region from several hundred keV to MeV, especially for application in high energy astrophysics. In order to...

Development of a Si/CdTe semiconductor Compton telescope (2004)

Tanaka, Takaaki, Mitani, Takefumi, Watanabe, Shin, Nakazawa, Kazuhiro, Oonuki, Kousuke, Sato, Goro, ...

We are developing a Compton telescope based on high resolution Si and CdTe imaging devices in order to obtain a high sensitivity astrophysical observation in sub-MeV gamma-ray region. In this paper,...

Expression analysis of three isoforms of hyaluronan synthase and hyaluronidase in the synovium of knees in osteoarthritis and rheumatoid arthritis by quantitative real-time reverse transcriptase polymerase chain reaction (2004)

Yoshida, Mamoru, Sai, Shigaku, Marumo, Keishi, Tanaka, Takaaki, Itano, Naoki, Kimata, Koji, ...

Abstract Hyaluronan is a major molecule in joint fluid and plays a crucial role in joint motion and the maintenance of joint homeostasis. The concentration and average molecular weight of hyaluronan...

Gamma-ray Polarimetry with Compton Telescope (2004)

Tajima, Hiroyasu, Madejski, Grzegorz, Mitani, Takefumi, Tanaka, Takaaki, Nakamura, Hidehito, Nakazawa, Kazuhiro, ...

Compton telescope is a promising technology to achieve very high sensitivity in the soft gamma-ray band (0.1-10 MeV) by utilizing Compton kinematics. Compton kinematics also enables polarization...

Measuring the Similarity between Compound Nouns (2004)

Takaaki Tanaka

This paper presents a method that measures the similarity between compound nouns in di#erent languages to locate translation equivalents from corpora. The method uses information from unrelated...

Expression analysis of three isoforms of hyaluronan synthase and hyaluronidase in the synovium of knees in osteoarthritis and rheumatoid arthritis by quantitative real-time reverse transcriptase polymerase chain reaction

Yoshida, Mamoru, Sai, Shigaku, Marumo, Keishi, Tanaka, Takaaki, Itano, Naoki, Kimata, Koji, ...

Hyaluronan is a major molecule in joint fluid and plays a crucial role in joint motion and the maintenance of joint homeostasis. The concentration and average molecular weight of hyaluronan in the...

Expression analysis of three isoforms of hyaluronan synthase and hyaluronidase in the synovium of knees in osteoarthritis and rheumatoid arthritis by quantitative real-time reverse transcriptase polymerase chain reaction

Yoshida, Mamoru, Sai, Shigaku, Marumo, Keishi, Tanaka, Takaaki, Itano, Naoki, Kimata, Koji, ...

Hyaluronan is a major molecule in joint fluid and plays a crucial role in joint motion and the maintenance of joint homeostasis. The concentration and average molecular weight of hyaluronan in the...