HIKARU YABUTA

Last Updated :2019/03/01

Affiliations, Positions
Graduate School of Science, ., Associate Professor
E-mail
hyabutahiroshima-u.ac.jp
Self-introduction
My main research interest is the chemical evolution of organic matter in meteorites and comets. Currently I am devoted the carbonaceous asteroid sample return mission, Hayabusa2, that will return in 2020.

Basic Information

Major Professional Backgrounds

  • 2002/05, 2002/08, the Graduate University for Advanced Studies
  • 2002/09, 2003/03, National Institute of Advanced Industrial Science and Technology
  • 2003/04, 2005/06, Japan Society for the Promotion of Science
  • 2005/07, 2007/06, Camegie Institution of Washington
  • 2007/07, 2008/04, Japan Society for the Promotion of Science
  • 2008/05/01, 2016/12/31, Osaka University, Assistant Professor
  • 2017/01/01, Hiroshima University, Graduate School of Science, Associate Professor

Academic Degrees

  • University of Tsukuba
  • University of Tsukuba

Research Fields

  • Mathematical and physical sciences;Earth and planetary science;Geochemistry / Cosmochemistry

Affiliated Academic Societies

  • Geochemical Society, Meteoritical Society, The International Society for the Study of the Origin of Life – The International Astrobiology Society (ISSOL), Japan Geoscience Union (JpGU), Geochemical Society of Japan (GSJ), The Japanese Society of Planetary Sciences, The Japanese Association of Organic Geochemists, The Society for the Study of the Origin and Evolution of Life Japan (SSOEL), The Japan Society for Analytical Chemistry, The Chemical Society for Japan

Educational Activity

Course in Charge

  1. 2018, Undergraduate Education, 4Term, Introduction to Earth and Planetary Sciences B
  2. 2018, Undergraduate Education, 3Term, Astrobiology
  3. 2018, Undergraduate Education, First Semester, Practice of Earth and Planetary Systems Science B (Experimental Study)
  4. 2018, Undergraduate Education, First Semester, Special Study for Graduation
  5. 2018, Undergraduate Education, Second Semester, Special Study for Graduation
  6. 2018, Graduate Education (Master's Program) , First Semester, Special Study for Graduate Course
  7. 2018, Graduate Education (Master's Program) , Second Semester, Special Study for Graduate Course
  8. 2018, Graduate Education (Master's Program) , First Semester, Theory of the Solar System Evolution
  9. 2018, Graduate Education (Master's Program) , First Semester, Instrumental Analysis for Earth and Planetary Science
  10. 2018, Graduate Education (Master's Program) , First Semester, Earth and Planetary Chemistry Seminar I
  11. 2018, Graduate Education (Master's Program) , Second Semester, Earth and Planetary Chemistry Seminar I
  12. 2018, Graduate Education (Doctoral Program) , First Semester, Earth and Planetary Chemistry Seminar Ⅱ
  13. 2018, Graduate Education (Doctoral Program) , Second Semester, Earth and Planetary Chemistry Seminar Ⅱ

Research Activities

Academic Papers

  1. Formation of an ultracarbonaceous Antarctic micrometeorite through minimal aqueous alteration in a small porous icy body, GEOCHIMICA ET COSMOCHIMICA ACTA, 214, 172-190, OCT 1 2017
  2. Variation of mineralogy and organic material during the early stages of aqueous activity recorded in Antarctic micrometeorites, GEOCHIMICA ET COSMOCHIMICA ACTA, 208, 119-144, JUL 1 2017
  3. The Camera of the MASCOT Asteroid Lander on Board Hayabusa 2., Space Science Reviews, 208(1-4), 375-400
  4. A Strategy for Origins of Life Research, Astrobiology, 15, 1031-1042
  5. Raman spectroscopic thermometry to carbonaceous material in chondrites: Four-band fitting analysis and expansion of lower temperature limit., J. Mineralogical and Petrological Sciences, 110(6), 276-282
  6. Mineralogy and noble-gas isotopes of micrometeorites collected from Antarctic snow., Earth, Planets and Space, 67, 90
  7. ToF-SIMS analysis of carbonaceous particles in the sample catcher of the Hayabusa spacecraft., Earth, Planets and Space, 67, 67
  8. Investigation of the records of earthquake slip in carbonaceous materials from the Taiwan Chelungpu fault by means of infrared and Raman spectroscopies., Geochemistry, Geophysics, Geosystems, 16
  9. A micro-Raman and infrared study of the several Hayabusa category 3 (organic) particles., Earth, Planets and Space, 67, 20
  10. X-ray absorption near edge structure spectroscopic study of Hayabusa Category 3 carbonaceous particles, Earth, Planets and Space, 66, 156
  11. Sequential analysis of carbonaceous materials in Hayabusa-returned samples for the determination of their origin., Earth, Planets and Space, 66, 102
  12. Re-evaluation of frictional heat recorded in the dark gouge of the shallow part of a megasplay fault at the Nankai Trough., Tectonophysics, 626, 157-169
  13. Design of a silica-aerogel-based cosmic dust collector for the Tanpopo mission aboard the International Space Station., Transactions of the Japan Society for Aeronautical and Space Sciences, Aerospace Technology Japan., 12(ists29), Pk_29-Pk_34
  14. Space Exposure of Amino Acids and Their Precursors in the Tanpopo Mission Using the International Space Station., Transactions of the Japan Society for Aeronautical and Space Sciences, Aerospace Technology Japan., 12(ists29), Pp_1-Pp_6
  15. H, C, and N isotopic compositions of Hayabusa category 3 organic samples., Earth, Planets and Space, 66, 91
  16. Exploration of Enceladus' water-rich plumes toward understanding of chemistry and biology of the interior ocean., Transactions of the Japan Society for Aeronautical and Space Sciences, Aerospace Technology Japan, 12(ists29), Tk7-Tk11
  17. Estimation of slip parameters associated with frictional heating during the 1999 Taiwan Chi-Chi earthquake by vitrinite reflectance geothermometry, Earth, Planets and Space, 66(28)
  18. Effects of metal ions and pH on the formation and decomposition rates of di- and tri-peptides in aqueous solution., Geochemical Journal, 48, 219-230
  19. Characterization of organic aggregates formed by heating products of simulated primitive Earth atmosphere experiments, Chemistry Letters, 41, 441-443
  20. Preliminary organic compound analysis of microparticles returned from Asteroid 25143 Itokawa by the Hayabusa mission., Geochemical Journal, 46, 61-72
  21. Molecular and isotopic study of the macromolecular organic matter of the ungrouped C2 WIS 91600 and its relationship to Tagish Lake and PCA 91008, Meteoritics and Planetary Science, 45, 1446-1460
  22. Multiple polar components in humic acids stabilizing free radicals: carboxyl and nitrogen-containing groups, Organic Geochemistry, 39, 1319-1335
  23. Organic thermometry for chondritic parent bodies., Earth and Planetary Science Letters, 272, 445-455
  24. Quantitative organic and light element analyses of Comet Wild 2 particles using C-, N-, and O- micro-XANES., Meteoritics and Planetary Science, 43, 353-366
  25. The origin and evolution of chondrites recorded in the elemental and isotopic compositions of their macromolecular organic matter., Geochimica et Cosmochimica Acta, 71, 4380-4403
  26. The insoluble carbonaceous material of CM chondrites: A possible source of discrete organic compounds under hydrothermal conditions, Meteoritics and Planetary Science, 42, 37-48
  27. Organics Captured from Comet Wild 2 by the Stardust Spacecraft, Science, 314, 1720-1724
  28. Comet 81P/Wild 2 Under a Microscope. Science, Science, 314, 1711-1716
  29. Water solubility enhancement effects of some polychlorinated organic pollutants by dissolved organic carbon from a soil with a higher organic carbon content, Journal of Environmental Science and Health, Part A: Toxic/Hazardous Substances & Environmental Engineering, 41, 1483-1494
  30. The solid-state 13C NMR characterization of insoluble organic matter from Antarctic CM2 chondrites: Evaluation of the meteoritic alteration level, Meteoritics and Planetary Science, 40, 779-787
  31. Quantitative evaluation of interactions between hydrophobic organic pollutants and humic substances, Humic Substances Research, 2, 9-26
  32. Influence of structural features of humic substances on the partition coefficient of a chlorinated dioxin, Chemosphere, 58, 1319-1326
  33. Influence of structural features of humic substances on the partition coefficient of a chlorinated dioxin, Chemosphere, 58, 1319-1326
  34. Solid-phase microextraction for the evaluation of partition coefficients of a chlorinated dioxin and hexachlorobenzene into humic substances, Analytical Sciences, 20, 787-791
  35. Tetra- and Pentacyclic alkanes in the Cretaceous/Tertiary boundary sediments at Kawaruppu, Hokkaido, Japan, Researches in Organic Geochemistry, 17, 33-43
  36. Mono- and bicyclic alkanes and diamondoid hydrocarbons in the Cretaceous/Tertiary boundary sediments at Kawaruppu, Hokkaido, Japan, Geochemical Journal, 36, 173-189
  37. Detection of mono- and bicyclic alkanes and their characteristics in Neogene sediments of the Shinjo basin, Japan, Geochemical Journal, 36, 31-49