Research Interest

  • Formation history of the local group galaxies
  • Nature of galactic dark matter halos
  • Relics of first stars
  • and widely galaxy formation

Publications in Journals (Refereed papers)

  1. Discrimination of heavy elements originating from Pop III stars in z = 3 intergalactic medium
  2. T. Kirihara, K. Hasegawa, M. Umemura, M. Mori, T. Ishiyama, 2020, Monthly Notices of the Royal Astronomical Society(MNRAS), 491, 3, 4387-4395 (NASA ADS, pdf)
  3. Statistical properties of substructures around Milky Way-sized haloes and their implications for the formation of stellar streams
  4. Y. Morinaga, T. Ishiyama, T. Kirihara, K. Kinjo, 2019, MNRAS, 487, 2718-2729 (NASA ADS, pdf)
  5. Effect of interstellar objects on metallicity of low-mass first stars formed in a cosmological model
  6. T. Kirihara, A. Tanikawa, T. Ishiyama, 2019, MNRAS, 486, 4, 5917-5923 (NASA ADS, pdf)
  7. Stellar Stream and Halo Structure in the Andromeda Galaxy From a Subaru/Hyper Suprime-Cam Survey
  8. Y. Komiyama, M. Chiba, Mikito Tanaka, Masayuki Tanaka, T. Kirihara, Y. Miki, M. Mori, R.H. Lupton, P. Guhathakurta, J.S. Kalirai, K. Gilbert, E. Kirby, M.G. Lee, I.S. Jang, S. Sharma, K. Hayashi, 2018, Astrophysical Journal (ApJ), 853, 29 (NASA ADS, pdf)
  9. The nature of the progenitor of the M31 North-western stream: globular clusters as milestones of its orbit
  10. T. Kirihara, Y. Miki, M. Mori, 2017, MNRAS, 469, 3390-3395 (NASA ADS, pdf)
  11. Formation of the Andromeda Giant Stream: Asymmetric Structure and Disc Progenitor
  12. T. Kirihara, Y. Miki, M. Mori, T. Kawaguchi, and R.M. Rich, 2017, MNRAS, 464, 3509-3525, (NASA ADS, pdf)
  13. Puzzling outer-density profile of the dark matter halo in the Andromeda galaxy
  14. T. Kirihara, Y. Miki, and M. Mori, 2014, Publication of the Astronomical Society of Japan (PASJ), 66(6), L10 (NASA ADS, pdf)

Conference proceedings

  1. Multilateral Study of the Andromeda Giant Stream: Implications for the progenitor, its MBH, and the M31 halo
  2. T. Kirihara, Y. Miki, M. Mori, T. Kawaguchi, and R.M. Rich, 2017, Proceedings of the International Astronomical Union, IAU Symposium (Formation and Evolution of Galaxy Outskirts), Volume 321, pp. 42-42 (proceeding)
  3. Disk dwarf galaxy as the progenitor of the Andromeda giant stream
  4. T. Kirihara, Y. Miki, M. Mori, and T. Kawaguchi, 2016, Proceedings of the International Astronomical Union, Volume 11, Issue S317 (The General Assembly of Galaxy Halos: Structure, Origin and Evolution) (proceeding)
  5. Resolving the outer density profile of dark matter halo in Andromeda galaxy
  6. T. Kirihara, Y. Miki, and M. Mori, 2013, Journal of Physics Conference Series, 454, 012012 (proceeding)

Presentations (International Conferences)

Oral

  1. Discrimination of heavy elements originating from Pop~III stars in z=3 intergalactic medium
  2. First Stars VI, Concepción, Chile, March, 2020
  3. Effect of interstellar objects on metallicity of low-mass first stars formed in a cosmological model
  4. Subaru 20th Anniversary, Hawaii, USA, November, 2019
  5. The nature of the progenitor of the M31 north-western stream: globular clusters as milestones of its orbit
  6. EANAM, Tainan, Taiwan, October 2018
  7. Galaxy Collision and the Outer Density Profile in Andromeda Galaxy
  8. EANAM, Kyoto, Japan, October 2012

Poster

  1. Effect of Interstellar Objects on Metallicity of Population III Survivors Formed in a Cosmological Model
  2. T. Kirihara, A. Tanikawa, T. Ishiyama
    OMEG15, Kyoto, Japan, July, 2019
  3. The nature of the progenitor of the M31 north-western stream: globular clusters as milestones of its orbit
  4. T.Kirihara,
    The life and times of the Milky Way, Shanghai, China, November, 2018
  5. Multilateral Study of theFormation of the Andromeda Giant Stellar Stream
  6. T. Kirihara, Y. Miki, M. Mori, T. Kawaguchi, and R. M. Rich,
    IAU Symposium 321: Formation and Evolution of Galaxy Outskirts, Toledo, Spain, March, 2016
  7. Investigating the outer density profile of the dark matter halo of M31
  8. T. Kirihara, Y. Miki, and M. Mori,
    IAU XXIXth General Assembly Focused meeting 18, Honolulu, USA, August, 2015
  9. Disk minor merger as the progenitor of the Andromeda giant stream
  10. T. Kirihara, Y. Miki, M. Mori, and T. Kawaguchi,
    IAU XXIXth General Assembly Symposium 317, Honolulu, USA, August, 2015
  11. A new puzzle of the Cold Dark Matter Prediction in the Outer Density Profile of the Andromeda Galaxy
  12. T. Kirihara, Y. Miki, and M. Mori,
    Evolving Galaxies in Evolving Environments, Bologna, Italy, September, 2014
  13. Puzzling outer-density profile of the dark matter halo in the Andromeda galaxy
  14. T. Kirihara, Y. Miki, and M. Mori,
    11th Potsdam Thinkshop: Satellite galaxies and dwarfs in the local group, Potsdam, Germany, August, 2014

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