Oxford Index Browse

You are looking at 1-10 of 863 items for:

Galaxies x clear all

Absolute proper motion of IRAS 00259+5625 with VERA: Indication of superbubble expansion motion

Nobuyuki Sakai, Mayumi Sato, Kazuhito Motogi, Takumi Nagayama, Katsunori M. Shibata, Masahiro Kanaguchi and Mareki Honma.

in Publications of the Astronomical Society of Japan

February 2014; p ublished online February 2014 .

Journal Article. Subjects: Galaxies; Astronomical Instrumentation, Methods, and Techniques; Interstellar Medium. 5934 words.

We present the first measurement of the absolute proper motions of IRAS 00259+5625 (CB3, LBN594) associated with the H i loop called the “NGC 281 superbubble” that extends from the Galactic...

Go to Oxford Journals »  home page

Absolute Proper Motions of H<sub>2</sub>O Masers Away from the Galactic Plane Measured with VERA in the “Superbubble” Region NGC 281

Mayumi Sato, Tomoya Hirota, Mareki Honma, Hideyuki Kobayashi, Tetsuo Sasao, Takeshi Bushimata, Yoon Kyung Choi, Hiroshi Imai, Kenzaburo Iwadate, Takaaki Jike, Seiji Kameno, Osamu Kameya, Ryuichi Kamohara, Yukitoshi Kan-ya, Noriyuki Kawaguchi, Masachika Kijima, Mi Kyoung Kim, Seisuke Kuji, Tomoharu Kurayama, Seiji Manabe, Kenta Maruyama, Makoto Matsui, Naoko Matsumoto, Takeshi Miyaji, Takumi Nagayama, Akiharu Nakagawa, Kayoko Nakamura, Chung Sik Oh, Toshihiro Omodaka, Tomoaki Oyama, Satoshi Sakai, Katsuhisa Sato, Katsunori M. Shibata, Motonobu Shintani, Yoshiaki Tamura, Miyuki Tsushima and Kazuyoshi Yamashita.

in Publications of the Astronomical Society of Japan

August 2007; p ublished online August 2007 .

Journal Article. Subjects: Galaxies; Astrometry and Celestial Mechanics; Interstellar Medium. 6774 words.

We report on absolute proper-motion measurements of an H2O maser source in the NGC 281 West molecular cloud, which is located [math] 320 pc above the Galactic plane and is associated with...

Go to Oxford Journals »  home page

Absorption Line Survey of H<sub>3</sub> <sup>+</sup> toward the Galactic Center Sources I. GCS 3-2 and GC IRS3

Miwa Goto, Benjamin J. McCall, Thomas R. Geballe, Tomonori Usuda, Naoto Kobayashi, Hiroshi Terada and Takeshi Oka.

in Publications of the Astronomical Society of Japan

December 2002; p ublished online December 2002 .

Journal Article. Subjects: Galaxies; Interstellar Medium. 6812 words.

We present high-resolution ([math]) spectroscopy of [math] absorption toward the luminous Galactic center sources GCS 3-2 and GC IRS 3. With the efficient wavelength coverage afforded by...

Go to Oxford Journals »  home page

Absorption Measurement of Hydrogen Molecules in the Early Universe

Hiroshi Shibai, Tsutomu T. Takeuchi, T. N. Rengarajan and Hiroyuki Hirashita.

in Publications of the Astronomical Society of Japan

August 2001; p ublished online August 2001 .

Journal Article. Subjects: Galaxies; Astronomy and Astrophysics; Interstellar Medium. 2880 words.

We investigate the observability of hydrogen molecules in absorption. The absorption efficiency of hydrogen molecules becomes comparable with, or larger than, that of the dust grains in the...

Go to Oxford Journals »  home page

Absorption-Line Survey of H[math] toward the Galactic Center Sources. III. Extent of Warm and Diffuse Clouds

Miwa Goto, Tomonori Usuda, Thomas R. Geballe, Nick Indriolo, Benjamin J. Mccall, Thomas Henning and Takeshi Oka.

in Publications of the Astronomical Society of Japan

April 2011; p ublished online April 2011 .

Journal Article. Subjects: Galaxies; Interstellar Medium. 3312 words.

We present a follow-up observation on Geballe and Oka (2010, ApJ, 709, L70), who found high column densities of H[math] [math] 100 pc apart from the Galactic center on the lines of sight to...

Go to Oxford Journals »  full text: open access

The Abundance Pattern of O, Ne, Mg, and Fe in the Interstellar Medium of S0 Galaxy NGC 4382 Observed with Suzaku

Ryo Nagino and Kyoko Matsushita.

in Publications of the Astronomical Society of Japan

June 2010; p ublished online June 2010 .

Journal Article. Subjects: Galaxies; Astronomy and Astrophysics. 6062 words.

We derived the O, Ne, Mg, and Fe abundances in the interstellar medium (ISM) of a relatively isolated S0 galaxy, NGC 4382, observed with the Suzaku XIS instruments, and compared the...

Go to Oxford Journals »  home page

Abundance Patterns in the Interstellar Medium of the S0 Galaxy NGC 1316 (Fornax A) Revealed with Suzaku

Saori Konami, Kyoko Matsushita, Ryo Nagino, Makoto S. Tashiro, Toru Tamagawa and Kazuo Makishima.

in Publications of the Astronomical Society of Japan

December 2010; p ublished online December 2010 .

Journal Article. Subjects: Galaxies. 6014 words.

The Suzaku X-ray satellite observed the nearby S0 galaxy NGC 1316, a merger remnant aged 3 Gyr. The total good exposure time was 48.7 ks. The spectra were well represented by a...

Go to Oxford Journals »  home page

Acceleration Method of Neighbor Search with GRAPE and Morton Ordering

Takayuki R. Saitoh and Jin Koda.

in Publications of the Astronomical Society of Japan

August 2003; p ublished online August 2003 .

Journal Article. Subjects: Galaxies; Cosmology; Astronomical Instrumentation, Methods, and Techniques. 4890 words.

We describe a new method to accelerate neighbor searches on GRAPE, i.e. a special-purpose hardware that efficiently calculates the gravitational forces and potentials in [math]-body...

Go to Oxford Journals »  home page

Accretion Corona Immersed in Disk Radiation Fields

Tadahiro Miwa, Jun Fukue, Yoichi Watanabe and Mako Katayama.

in Publications of the Astronomical Society of Japan

June 1998; p ublished online June 1998 .

Journal Article. Subjects: Astrometry and Celestial Mechanics; Galaxies. 0 words.

We theoretically examined an accretion-disk corona, which is infalling toward the central black hole. The corona was supposed to be initially at rest far from the center. It was also...

Go to Oxford Journals »  home page

Accretion Disks with a Cloudy Sky — Photon Floater

Jun Fukue.

in Publications of the Astronomical Society of Japan

February 1996; p ublished online February 1996 .

Journal Article. Subjects: Astrometry and Celestial Mechanics; Galaxies; Planetary Systems. 0 words.

Materials rotating above/below an accretion disk around a central object suffer from the influence of the strong radiation fields of the disk as well as the gravity of the central object....

Go to Oxford Journals »  home page