Study of dust in nearby elliptical galaxies with AKARI and Spitzer

• Project/Area Number: 19740114
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Astronomy
• Research Institution: Nagoya University (2008); Japan Aerospace Exploration Agency (2007)
• Principal Investigator: KANEDA Hidehiro Nagoya University, 大学院・理学研究科, 准教授 (30301724)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥2,760,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥360,000); Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000); Fiscal Year 2007: ¥1,200,000 (Direct Cost: ¥1,200,000)
• Keywords: 光学赤外線天文学 / 赤外線宇宙観測 / 星間ダスト / 近傍楕円銀河

Research Abstract

我が国の赤外線天文衛星「あかり」が2006年2月22日に打ち上げられ、2007年度中に本研究の観測対象である近傍楕円銀河の中間・遠赤外線観測を無事に完了した。また、米国赤外線天文衛星Spitzer衛星で、研究期間中に2回、観測提案が採択され、18個の近傍楕円銀河の中間赤外線分光観測を実施した。これら「あかり」とSpitzer衛星の中間・遠赤外線衛星データを解析し、楕円銀河の星間空間中に多くのダストが存在することを示した。とくに、有機物質の一つである多環芳香族炭化水素の存在を発見した。これらの発見によって、楕円銀河の進化に強い制限を与えることに成功した。

Research Products

• [Journal Article] AKARI observations of the ISM in our Galaxy and nearby galaxies (2009)
  • Author(s): H. Kaneda, B. -C. Koo, T. Onaka, H. Takahashi
  • Journal Title: Advances in Space Research Vol.44 Pages: 1038-1046
  • Peer Reviewed
• [Journal Article] AKARI Detection of Far-Infrared Dust Emission in the Halo of NGC253 (2009)
  • Author(s): H. Kaneda, M. Yamagishi, T. Suzuki, T. Onaka
  • Journal Title: The Astrophysical Journal Vol.698
  • Peer Reviewed
• [Journal Article] Application of Photoconductor Physical Transient Model to Fourier Transform Spectrometer Data of AKARI/Far-Infrared Surveyor (2009)
  • Author(s): H. Kaneda, B. Fouks, A. Yasuda, N. Murakami, Y. Okada, A. Coulais, Y. Doi, M. Fujiwara, M. Kawada, H. Matsuo, H. Takahashi
  • Journal Title: Publ. of the Astronomical Society of the Pacific Vol.121 Pages: 549-557
  • Peer Reviewed
• [Journal Article] Application of Photoconductor Physical Transient Model to Fourier Transform Spectrometer Data of AKARI/Far-Infrared Surveyor (FIS) (2009)
  • Author(s): H.Kaneda
  • Journal Title: Publications of the Astronomical Society of the Pacific 121 Pages: 549-557
  • Peer Reviewed
• [Journal Article] AKARI Detection of Far-Infrared Dust Emission in the Halo of NGC 253 (2009)
  • Author(s): H.Kaneda
  • Journal Title: The Astrophysical Journal 698
  • Peer Reviewed
• [Journal Article] AKARI observations of the ISM in our Galaxy and nearby galaxies (2009)
  • Author(s): H.Kaneda
  • Journal Title: Advances in Space Research 44 Pages: 1038-1046
  • Peer Reviewed
• [Journal Article] Spatial Distributions of Dust and Polycyclic Aromatic Hydrocarbons in the Nearby Elliptical Galaxy NGC4589 Observed with AKARI (2008)
  • Author(s): H. Kaneda, T. Suzuki, T. Onaka, Y. Okada, I. Sakon
  • Journal Title: Publ. of the Astronomical Society of Japan Vol.60
  • NAID: 10023916327
  • Peer Reviewed
• [Journal Article] Properties of Polycyclic Aromatic Hydrocarbons in Local Elliptical Galaxies Revealed by the Infrared Spectrograph on Spitzer (2008)
  • Author(s): H. Kaneda, T. Onaka, I. Sakon, T. Kitayama, Y. Okada, T. Suzuki
  • Journal Title: The Astrophysical Journal Vol.684 Pages: 270-281
  • Peer Reviewed
• [Journal Article] Far-Infrared Properties of Blue Compact Dwarf Galaxies Observed with AKARI/Far-Infrared Surveyor(FIS) (2008)
  • Author(s): H. Hirashita, H. Kaneda, T. Onaka, T. Suzuki
  • Journal Title: Publ. of the Astronomical Society of Japan Vol.60 Pages: 477-488
  • NAID: 10023916375
  • Peer Reviewed
• [Journal Article] Radiation Effects on Stressed Ge:Ga Array Detector of Far-Infrared Surveyor on AKARI (2008)
  • Author(s): T. Suzuki, H. Kaneda, S. Matsuura, M. Shirahata, T. Nakagawa, Y. Doi, T. Onaka, Y. Hibi, H. Shibai, M. Kawada
  • Journal Title: Publ. of the Astronomical Society of the Pacific Vol.120 Pages: 895-906
  • Peer Reviewed
• [Journal Article] Near- to Mid-Infrared Spectroscopy for the Giant Elliptical Galaxy NGC1316 (Fornax A) with the AKARI Infrared Camera (2007)
  • Author(s): H. Kaneda, T. Onaka, I. Sakon
  • Journal Title: Astrophysical Journal Vol.666
  • Peer Reviewed
• [Journal Article] Far-Infrared Distributions in Nearby Spiral Galaxies NGC2841 and NGC2976 Observed with AKARI/Far-Infrared Surveyor (FIS) (2007)
  • Author(s): H. Kaneda, T. Suzuki, T. Onaka, 他9名
  • Journal Title: Publ. of the Astronomical Society of Japan Vol.59
  • NAID: 10023949882
  • Peer Reviewed
• [Journal Article] Dust in hot plasma of nearby dusty elliptical galaxies observed with the Spitzer Space Telescope (2007)
  • Author(s): H. Kaneda, T. Onaka, T. Kitayama, Y. Okada, I. Sakon
  • Journal Title: Publ. of the Astronomical Society of Japan Vol.59 Pages: 107-116
  • NAID: 10023944227
• [Journal Article] Near-to Mid-Infrared Spectroscopy for the Giant Elliptical Galaxy NGC1316(FornaxA)with the AKARI In frared Camera (2007)
  • Author(s): Kaneda, et. al.
  • Journal Title: Astrophysical Journal 666
  • Peer Reviewed
• [Journal Article] Far-Infrared Distributions in Nearby Spiral Galaxies NGC2841 and NGC2976 0bserved with AKARI/Far-lnfrared Surveyor(FIS) (2007)
  • Author(s): Kaneda, et. al.
  • Journal Title: Publications of the Astronomical Society of Japan 59 Pages: 463-471
  • Peer Reviewed
• [Presentation] AKARI Far-Infrared Observations of the ISM in Nearby Galaxies (2009)
  • Author(s): H. Kaneda
  • Organizer: An International Workshop on Interstellar Matter and Star Formation - A Multi-Wavelength Perspective(Homi Bhabha Birth Centenary Celebrations)
  • Place of Presentation: Hyderabad, India
  • Year and Date: 2009-10-06
• [Presentation] AKARI Far-Infrared View of Nearby Galaxies (2009)
  • Author(s): H.Kaneda
  • Organizer: IAU General Assembly JD 14
  • Place of Presentation: ブラジル、リオデジャネイロ
  • Year and Date: 2009-08-13
• [Presentation] 赤外線天文衛星「あかり」による楕円銀河X線プラズマ中のダストの観測 (2009)
  • Author(s): 金田英宏
  • Organizer: 日本物理学会第64回年次大会
  • Place of Presentation: 立教大学
  • Year and Date: 2009-03-28
• [Presentation] AKARI Observations of the ISM in Nearby Galaxies (2009)
  • Author(s): H. Kaneda
  • Organizer: AKARI Conference: a light to illuminate the misty Universe
  • Place of Presentation: Tokyo
  • Year and Date: 2009-02-18
• [Presentation] 「あかり」による近傍銀河NGC253の銀河ハローの遠赤外線観測 (2009)
  • Author(s): 金田英宏
  • Organizer: 日本天文学会春季年会
  • Place of Presentation: 大阪府立大学
• [Presentation] AKARI Observations of Dust in Nearby Galaxies (2008)
  • Author(s): H. Kaneda
  • Organizer: Cosmic Dust Near & Far
  • Place of Presentation: Heidelberg, Germany
  • Year and Date: 2008-09-08
• [Presentation] AKARI observations of the ISM in our Galaxy and nearby galaxies (2008)
  • Author(s): H. Kaneda
  • Organizer: COSPAR 2008, Scientific Assembly
  • Place of Presentation: Montreal, Canada
  • Year and Date: 2008-07-18
• [Presentation] Far-Infrared Surveyor on AKARI: in-orbit characterization of transient response and radiation effects of Ge:Ga array detectors (2008)
  • Author(s): H. Kaneda
  • Organizer: SPIE Astronomical Instrumentation
  • Place of Presentation: Marseille, France
  • Year and Date: 2008-06-23
• [Presentation] Polycyclic Aromatic Hydrocarbons in Elliptical Galaxies (2008)
  • Author(s): Kaneda, et. al.
  • Organizer: International Astronomical Union Symposium 251
  • Place of Presentation: The University of HongKong
  • Year and Date: 2008-02-18
• [Presentation] AKARI Observations of the ISM in Nearby Galaxies (2007)
  • Author(s): H. Kaneda
  • Organizer: 4th Spitzer Conference "The Evolving Interstellar Medium in the Milky Way and Nearby Galaxies"
  • Place of Presentation: Pasadena, USA
  • Year and Date: 2007-12-03
• [Presentation] ISM in nearby elliptical galaxies revealed by AKARI and Spitzer (2007)
  • Author(s): H. Kaneda
  • Organizer: FIR Workhop 2007
  • Place of Presentation: Bonn, Germany
  • Year and Date: 2007-10-05
• [Presentation] 「あかり」とSpitzer衛星による近傍楕円銀河NGC4589の星間ダストの観測 (2007)
  • Author(s): 金田英宏
  • Organizer: 日本天文学会秋季年会岐阜大学
  • Place of Presentation: 岐阜大学
  • Year and Date: 2007-09-27