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People > Research Fellow > Curriculum Vita
Dust evolution simulation in a spiral galaxy
The evolution of dust abundance
Evolution of dust abundance
Effects of grain size distribution on the interstellar dust mass growth
A simple approach to the high-redshift sub-millimeter galaxies
Hirashita, Hiroyuki
Research Fellow
photo of Hirashita, Hiroyuki
Office: ASMAB 1320
TEL: +886-2-2366-5447
FAX: +886-2-2367-7849
Email: hirashita_replace2@_asiaa.sinica.edu.tw

Education and Positions

  • Research Fellow (ASIAA, Taiwan) (2014~present)
  • Associate Research Fellow (ASIAA, Taiwan) (2009~2014)
  • Visiting Assistant Research Fellow (ASIAA, Taiwan) (2008~2009)
  • Assistant Professor (Center for Computational Sciences, University of Tsukuba, Japan) (2005~2008)
  • Postdoctoral Fellow (SISSA, Italy) (2004~2005)
  • Postdoctoral Fellow of the Japan Society for the Promotion of Science for Young Scientists (Nagoya University, Japan) (2003~2005)
  • Postdoctoral Fellow of the Japan Society for the Promotion of Science for Research Abroad (Arcetri Observatory, Italy) (2001~2003)
  • Research Fellow of the Japan Society of the Promotion of Science for Young Scientists (1998~2001)
  • Department of Astronomy, Kyoto University, Japan (PhD) (1998~2001)
  • Department of Astronomy, Kyoto University, Japan (master's degree) (1996~1998)
  • Faculty of Science, Kyoto University, Japan (bachelor's degree) (1992~1996)

Research Interests

(1) Galaxy evolution and metal enrichment; (2) Far-infrared dust emission from galaxies; (3) Physics of dust

Recent Journal Papers

  1. (Hiroyuki Hirashita)*, Nanase Harada, "Effects of dust evolution on the abundances of CO and H$_2$" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 467(1), 699-714, 2017-05 [SCI] (Fulltext)
  2. (Hiroyuki Hirashita)*, Takaya Nozawa, "Dust evolution with active galactic nucleus feedback in elliptical galaxies" , PLANETARY AND SPACE SCIENCE: ,, 2017 [SCI]
  3. Ferrara A., Hirashita H., Ouchi M., Fujimoto S., "The infrared-dark dust content of high redshift galaxies" , Monthly Notices of the Royal Astronomical Society: 471(4), 5018-5024, 2017-11 [SCI] (Fulltext)
  4. Hou Kuan-Chou*, (Hirashita Hiroyuki), Nagamine Kentaro, Aoyama Shohei, Shimizu Ikkoh, "Evolution of dust extinction curves in galaxy simulation" , Monthly Notices of the Royal Astronomical Society: 469(1), 870-885, 2017-07 [SCI] (Fulltext)
  5. Shohei Aoyama*, Kuan-Chou Hou, Ikkoh Shimizu, (Hiroyuki Hirashita), Keita Todoroki, Jun-Hwan Choi, Kentaro Nagamine, "Galaxy Simulation with Dust Formation and Destruction" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 466, 105-121, 2017-04, accepted [SCI] (Fulltext)
  6. Wei-Chen Wang*, (Hiroyuki Hirashita), Kuan-Chou Hou, "Constraint on dust evolution processes in normal galaxies at z>6 detected by ALMA" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 465(3), 3475-3482, 2017-03 [SCI] (Fulltext)
  7. Harada N*; Hasegawa Y; Aikawa Y; Hirashita H; Liu HB; Hirano N, "Effects of grain growth on molecular abundances in young stellar objects" , ASTROPHYSICAL JOURNAL: 837(1), 78, 2017-03, submitted [SCI] (Fulltext)
  8. Kuan-Chou Hou*, (Hiroyuki Hirashita), Michał J. Michałowski, " Dust evolution processes constrained by extinction curves in nearby galaxies" , PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN: 68, 94, 2016-12 [SCI] (Fulltext)
  9. (Hiroyuki Hirashita)*, Takaya Nozawa, Ryosuke S. Asano, Typhoon Lee, "Revisiting the lifetime estimate of large presolar grains in the interstellar medium" , PLANETARY AND SPACE SCIENCE: 133, 17-22, 2016-11 [SCI] (Fulltext)
  10. Yi Hang Valerie Wong*, (Hiroyuki Hirashita), Zhi-Yun Li, "Millimeter-sized grains in the protostellar envelopes: where do they come from?" , PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN: 68(4), 67, 2016-08 [SCI] (Fulltext)
  11. (Hiroyuki Hirashita), Patrick M. Koch, Satoki Matsushita, et al., "First-generation science cases for ground-based terahertz telescopes" , PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN: 68(1), R1, 2016-02 [SCI] (Fulltext)
  12. (Hiroyuki Hirashita)*, Takaya Nozawa, Alexa Villaume, Sundar Srinivasan, "Dust processing in elliptical galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 454, 1620-1633, 2015-12 [SCI] (Fulltext)
  13. Kenji Bekki*, (Hiroyuki Hirashita), Takuji Tsujimoto, "The origin of dust extinction curves with or without the 2175 A bump in galaxies: The case of the Magellanic Clouds" , ASTROPHYSICAL JOURNAL: 810(1), 39, 2015-09 [SCI] (Fulltext)
  14. Ji Yeon Seok*, Bon-Chul Koo, (Hiroyuki Hirashita), "Dust cooling in supernova remnants in the Large Magellanic Cloud" , ASTROPHYSICAL JOURNAL: 807, 100, 2015-07 [SCI] (Fulltext)
  15. (Hiroyuki Hirashita)*, "Two-size approximation: a simple way of treating the evolution of grain size distribution in galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 447(3), 2937-2950, 2015-03 [SCI] (Fulltext)
  16. Takaya Nozawa*, Ryosuke S. Asano, (Hiroyuki Hirashita), Tsutomu T. Takeuchi, " Evolution of grain size distribution in high-redshift dusty quasars: integrating large amounts of dust and unusual extinction curves" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 447(1), L16-L20, 2015-02 [SCI] (Fulltext)
  17. Naslim, N.*, Kemper, F., ..., (Hirashita, H.), et al., "Molecular hydrogen emission in the interstellar medium of the Large Magellanic Cloud" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 446(3), 2490-2504, 2015-01 [SCI] (Fulltext)
  18. Yuji Urata*, Kuiyun Huang, Keiichi Asada, (Hiroyuki Hirashita), Makoto Inoue, Paul T. P. Ho, "A new era of sub-millimeter GRB afterglow follow-ups with the Greenland Telescope" , Advances in Astronomy: Article ID 165030, 2015 [SCI] (Fulltext)
  19. Voshchinnikov, N. V.*, (Hirashita, H.), "Effects of grain growth on the interstellar polarization curve" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 445, 301-308, 2014-11 [SCI] (Fulltext)
  20. (Hiroyuki Hirashita)*, Andrea Ferrara, Pratika Dayal, Masami Ouchi, "Constraining dust formation in high-redshift young galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 443(1), 1704-1712, 2014-09 [SCI] (Fulltext)
  21. (Hiroyuki Hirashita)*, Ryosuke S. Asano, Takaya Nozawa, Zhi-Yun Li, Ming-Chang Liu, "Dense molecular cloud cores as a source of micrometer-sized grains in galaxies" , PLANETARY AND SPACE SCIENCE: 100, 40-45, 2014-08 [SCI] (Fulltext)
  22. Raffaella Schneider*, ..., (Hiroyuki Hirashita), Francisca Kemper, "The dust production rate of AGB stars in the Magellanic Clouds" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 442(2), 1440-1450, 2014-08 [SCI] (Fulltext)
  23. Inoue, M.*, ..., (Hirashita, H.), et al., "Greenland Telescope Project --- Direct Confirmation of Black Hole with Sub-millimeter VLBI" , RADIO SCIENCE: 49, 564-571, 2014-07 [SCI] (Fulltext)
  24. Yasuhiro Hasegawa*, (Hiroyuki Hirashita), " Planet Traps and First Planets: The Critical Metallicity for Gas Giant Formation" , ASTROPHYSICAL JOURNAL: 788(1), 62, 2014-06 [SCI] (Fulltext)
  25. Ryosuke S. Asano*, Tsutomu T. Takeuchi, (Hiroyuki Hirashita), Takaya Nozawa, "Evolution of the extinction curves in galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 440(1), 134-142, 2014-03 [SCI] (Fulltext)
  26. Ji Yeon Seok*, (Hiroyuki Hirashita), Ryosuke S. Asano, "Formation History of Polycyclic Aromatic Hydrocarbons in Galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 439(2), 2186-2196, 2014-02 [SCI] (Fulltext)
  27. (Hiroyuki Hirashita)*, Nikolai Voshchinnikov, "Effects of grain growth mechanisms on the extinction curve and the metal depletion in the interstellar medium" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 437(2), 1636-1645, 2014-01 [SCI] (Fulltext)
  28. Yutaka Fujita*, ..., Satoki Matsushita, (Hiroyuki Hirashita), Masanori Nakamura, et al., "Discovery of an Outstanding Disk in the cD Galaxy of the Hydra A Cluster" , PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN: 65(6), L15, 2013-12 [SCI] (Fulltext)
  29. Tzu-Ming Kuo, (Hiroyuki Hirashita), Tayyaba Zafar, "Evolution of dust content in galaxies probed by gamma-ray burst afterglows" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 436(2), 1238-1244, 2013-12 [SCI] (Fulltext)
  30. (Hiroyuki Hirashita)*, Zhi-Yun Li, "Condition for the formation of micron-sized dust grains in dense molecular cloud cores " , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 434(1), L70-L74, 2013-07 [SCI] (Fulltext)
  31. R. S. Asano*, T. T. Takeuchi, (H. Hirashita), T. Nozawa, "What determines the grain size distribution in galaxies?" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 432(1), 637-652, 2013-06 [SCI] (Fulltext)
  32. (Hiroyuki Hirashita)*, "Properties of free-free, dust, and CO emissions in the starbursts of blue compact dwarf galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 429(4), 3390-3401, 2013-03 [SCI] (Fulltext)
  33. Ryosuke Asano*, Tsutomu T. Takeuchi, (Hiroyuki Hirashita), Akio K. Inoue, "Dust formation history of galaxies: a critical role of metallicity for the dust mass growth by accreting materials in the interstellar medium" , EARTH PLANETS AND SPACE: 65, 213-222, 2013 [SCI] (Fulltext)
  34. Hiroyuki Hirashita*, Hiroshi Kobayashi, "Evolution of dust grain size distribution by shattering in the interstellar medium: robustness and uncertainty" , EARTH PLANETS AND SPACE: 65(10), 1083-1094, 2013 [SCI] (Fulltext)
  35. Hiroyuki Hirashita*, Takaya Nozawa, "Synthesized grain size distribution in the interstellar medium" , EARTH PLANETS AND SPACE: 65(3), 183-192, 2013 [SCI] (Fulltext)
  36. Tzu-Ming Kuo*, (Hiroyuki Hirashita), "Impact of grain size distributions on the dust enrichment in high-redshift quasars" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 424, L34-L38, 2012-07 [SCI] (Fulltext)
  37. Hiroyuki Hirashita*, "Dust growth in the interstellar medium: How do accretion and coagulation interplay?" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 422, 1263-1271, 2012-05 [SCI] (Fulltext)
  38. Hiroyuki Hirashita, "Central free-free dominated 880 $\mu$m emission in II Zw 40" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 418, 828-837, 2011-12 [SCI] (Fulltext)
  39. Minsung Jang, ..., Yuji Urata, Lijin Huang, Hiroyuki Hirashita*, et al., "Dust properties in afterglow of GRB 071025 at z~5" , ASTROPHYSICAL JOURNAL: 741, L20, 2011-11 [SCI]
  40. (Hiroyuki Hirashita), Tzu-Ming Kuo, "Effects of grain size distribution on the interstellar dust mass growth" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 416(2), 1340-1353, 2011-09 [SCI] (Fulltext)
  41. Daisuke Yamasawa*, Asao Habe, Takashi Kozasa, Takaya Nozawa, (Hiroyuki Hirashita), et al., "The Role of Dust in the Early Universe. I. Protogalaxy Evolution" , ASTROPHYSICAL JOURNAL: 735(1), 44, 2011-07 [SCI] (Fulltext)
  42. K. Kawara*, (H. Hirashita), et al., "Supernova dust for the extinction law in a young infrared galaxy at z ~ 1" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 412(2), 1070-1080, 2011-04 [SCI] (Fulltext)
  43. Ai-Lei Sun*, (Hiroyuki Hirashita), "Importance of far-infrared mapping in a spiral galaxy: AKARI observation of M81" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 411, 1707-1715, 2011-03 [SCI] (Fulltext)
  44. Tamon Suwa, Hiroyuki Hirashita*, Yoichi Tamura, "A simple approach to the high-redshift sub-millimeter galaxies" , ASTROPHYSICS AND SPACE SCIENCE: 330(2), 219-226, 2010-12 [SCI]
  45. (Hiroyuki Hirashita)*, "Shattering by turbulence as a production source of very small grains" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 407(1), L49-L53, 2010-09 [SCI] (Fulltext)
  46. Hiroyuki Hirashita*, Takaya Nozawa, Huirong Yan, Takashi Kozasa, "Effects of grain shattering by turbulence on extinction curves in starburst galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 404(3), 1437-1448, 2010-05 [SCI] (Fulltext)
  47. Dayal P; Hirashita H; Ferrara A, "Detecting Lyman alpha emitters in the submillimetre" , Monthly Notices of the Royal Astronomical Society: 403(2), 620-624, 2010-04 [SCI] (Fulltext)
  48. Hunt LK; Hirashita H, "The size-density relation of extragalactic HII regions" , ASTRONOMY AND ASTROPHYSICS: 507(3), 1327-1343, 2009-12 [SCI] (Fulltext)
  49. Hirashita H; Omukai K, "Dust coagulation in star formation with different metallicities" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 399 (4), 1975-1801, 2009-11 [SCI] (Fulltext)
  50. Hirashita H; Ichikawa TT, "Effects of dust abundance on the far-infrared colours of blue compact dwarf galaxies" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 396(1), 500-510, 2009-06 [SCI] (Fulltext)
  51. Hirashita H; Yan H, "Shattering and coagulation of dust grains in interstellar turbulence" , MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY: 394(2), 1061-1074, 2009-04 [SCI] (Fulltext)
  52. Hirashita H; Kaneda H; Onaka T; Suzuki T, "Far-Infrared Properties of Blue Compact Dwarf Galaxies Observed with AKARI/Far-Infrared Surveyor (FIS)" , PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN: 60(SP2), S477-S488, 2008-12 [SCI] (Fulltext)
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