• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to project page

2009 Fiscal Year Self-evaluation Report

Observational Study of the Process of the Angular Momentum Transfer in the Outermost Region of Accretion Disks in Dwarf Novae

Research Project

  • PDF
Project/Area Number 19740104
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Astronomy
Research InstitutionHiroshima University

Principal Investigator

UEMURA Makoto  Hiroshima University, 宇宙科学センター, 助教 (50403514)

Project Period (FY) 2007 – 2009
Keywords光学赤外線天文学 / 変光星 / 激変星 / 矮新星 / 突発天体現象 / 降着円盤
Research Abstract

本研究の目的は矮新星の光度曲線に見られる多様性を統一的に理解することである。特に、降着円盤に起因する現象を可視光―近赤外線で同時に観測し、その結果から円盤最外縁の未知の物理情報を取得する。このような観測を可能にするため、広島大学東広島天文台を利用して、突発現象の観測に柔軟に対応できる観測体制を構築する。さらに、矮新星アウトバーストの発生後、速やかに観測を開始し、アウトバースト終了後まで高い頻度で観測を継続する。

  • Research Products

    (8 results)

All 2009 2008 Other

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (3 results) Remarks (2 results)

  • [Journal Article] Optical and Near-Infrared Photometric Observation during the Superoutburst of the WZ Sge-Type Dwarf Nova, V455 Andromedae2009

    • Author(s)
      Matsui, R., Uemura, M., Arai, A., 他17名
    • Journal Title

      Publications of the Astronomical Society of Japan Vol.61

      Pages: 1081-1092

    • Peer Reviewed
  • [Journal Article] Discovery of a WZ Sge-Type Dwarf Nova, SDSS J102146. 44+234926. 3: Unprecedented Infrared Activity during a Rebrightening Phase2008

    • Author(s)
      Uemura, M., Arai, A., Krajci, T., 他26名
    • Journal Title

      Publications of the Astronomical Society of Japan Vol.60

      Pages: 227-236

    • Peer Reviewed
  • [Journal Article] Outburst of a WZ Sge-type Dwarf Nova, AL Com in 20072008

    • Author(s)
      Uemura, M., Arai, A., Sasada, M., 他8名
    • Journal Title

      Information Bulletin on Variable Stars Vol.5815

      Pages: 1-4

    • Peer Reviewed
  • [Presentation] A New Era of Transient Object Astronomy with Small Telescopes: Cataclysmic Variables, X-Ray Binaries, and Gamma-Ray Bursts2008

    • Author(s)
      植村誠
    • Organizer
      10th Asian-Pacific Regional IAU Meeting
    • Place of Presentation
      昆明(中国)
    • Year and Date
      2008-08-05
  • [Presentation] Optical-Infrared Observation of Astronomical Transients with the 'KANATA' 1. 5-m Telescope2008

    • Author(s)
      植村誠
    • Organizer
      Astrophysics with All-Sky X-Ray Observations
    • Place of Presentation
      和光市
    • Year and Date
      2008-06-11
  • [Presentation] New Aspects of WZ Sge-Type Dwarf Nova through Simultaneous Optical-Infrared Observations during Superoutbursts2008

    • Author(s)
      植村誠
    • Organizer
      The 8th Pacific-Rim Conference on Stellar Astrophysics
    • Place of Presentation
      プーケット(タイ)
    • Year and Date
      2008-05-07
  • [Remarks] 宇宙科学センターホームページ

    • URL

      http://www.hiroshima-u.ac.jp/hasc/

  • [Remarks] かなた望遠鏡観測速報ページ

    • URL

      http://kanatatmp.g.hatena.ne.jp/kanataobslog/

URL: 

Published: 2011-06-18   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi