MIZUHO KOIKE

Last Updated :2025/01/07

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Assistant Professor
Web Site
E-mail
mizuhokoikehiroshima-u.ac.jp

Basic Information

Academic Degrees

  • The University of Tokyo
  • The University of Tokyo

Research Keywords

  • Martian meteorites & Asteroidal meteorites
  • Surface environments of terrestrial planets
  • Radiometric geochronology (e.g., U-Pb, Hf-W dating)
  • Isotopes & Geochemistry

Educational Activity

Course in Charge

  1. 2024, Graduate Education (Master's Program) , Intensive, Introduction to Basic Science Researcher
  2. 2024, Undergraduate Education, 3Term, Cosmochemistry and Geochemistry
  3. 2024, Undergraduate Education, First Semester, Special Study for Graduation
  4. 2024, Undergraduate Education, Second Semester, Special Study for Graduation
  5. 2024, Undergraduate Education, 3Term, Advanced Earth and Planetary Science
  6. 2024, Undergraduate Education, 1Term, Practice for Earth and Planetary Materials Science II
  7. 2024, Graduate Education (Master's Program) , 3Term, Survey of Earth and Planetary Systems Science
  8. 2024, Graduate Education (Master's Program) , Year, Exercise for Globalization I
  9. 2024, Graduate Education (Master's Program) , Year, Exercise for Globalization II
  10. 2024, Graduate Education (Master's Program) , Year, Integrated Seminar on Earth and Planetary Systems Science
  11. 2024, Graduate Education (Master's Program) , First Semester, Midterm Exercise for Earth and Planetary Systems Science
  12. 2024, Graduate Education (Master's Program) , First Semester, Special Exercise for Earth and Planetary Systems Science A
  13. 2024, Graduate Education (Master's Program) , 3Term, Special Exercise for Earth and Planetary Systems Science B
  14. 2024, Graduate Education (Master's Program) , Academic Year, Special Study for Earth and Planetary Systems Science
  15. 2024, Graduate Education (Doctoral Program) , Academic Year, Special Study for Earth and Planetary Systems Science

Research Activities

Academic Papers

  1. ★, Identification of carbonate-associated sulfate (CAS) in a Noachian Martian meteorite Allan Hills 84001, EARTH AND PLANETARY SCIENCE LETTERS, 620, 20231015
  2. ★, Evidence for early asteroidal collisions prior to 4.15 Ga from basaltic eucrite phosphate U-Pb chronology, Earth and Planetary Science Letters, 549, 116497, 202008
  3. ★, In-situ preservation of nitrogen-bearing organics in Noachian Martian carbonates, Nature Communications, 11, 1988, 202004
  4. Hf-W dating of zircon in mesosiderite with high-pressure sintered standard, JOURNAL OF ANALYTICAL SCIENCE AND TECHNOLOGY, 15(1), 20240423
  5. Curation protocol of Phobos sample returned by Martian Moons eXploration, METEORITICS & PLANETARY SCIENCE, 59(2), 321-337, 202402
  6. Experimentally Shock-Induced Melt Veins in Basalt: Improving the Shock Classification of Eucrites, GEOPHYSICAL RESEARCH LETTERS, 50(1), 20230116
  7. Shock Recovery With Decaying Compressive Pulses: Shock Effects in Calcite (CaCO3) Around the Hugoniot Elastic Limit, JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS, 127(6), 202206
  8. NanoSIMS Analysis of Rare Earth Elements in Silicate Glass and Zircon: Implications for Partition Coefficients, FRONTIERS IN CHEMISTRY, 10, 20220314
  9. The Importance of Phobos Sample Return for Understanding the Mars-Moon System, Space Science Reviews, 216, 49, 202004
  10. Migration of D-type asteroids from the outer Solar System inferred from carbonate in meteorites, Nature Astronomy, 3, 910-915, 201907
  11. Hydrogen isotope analysis of micro-scale apatite inclusions in Archaean zircon grains, Geochemical Journal, 52, 457-466, 2018
  12. Early trace of life from 3.95 Ga sedimentary rocks in Labrador, Canada, Nature, 549, 516-518, 201709
  13. ★, U-Pb and Hf-W dating of young zircon in mesosiderite Asuka 882023, Geophysical Research Letters, 44, 1251-1259, 201701
  14. Combined investigation of H isotopic compositions and U-Pb chronology of young Martian meteorite Larkman Nunatak 06319, Geochemical Journal, 50, 363-377, 2016
  15. High-spatial resolution U-Pb dating of phosphate minerals in Martian meteorite Allan Hills 84001, Geochemical Journal, 48, 423-431, 2014
  16. Accurate and precise measurements of the D/H ratio and hydroxyl content in lunar aptites using NanoSIMS, Chemical Geology, 337, 48-55, 2013
  17. Current and future contributions of martian meteorites to Mars science, 27, 180-188, 2018
  18. Analytical protocols for Phobos regolith samples returned by the Martian Moons eXploration (MMX) mission, EARTH PLANETS AND SPACE, 73(1), 20210601
  19. The Mars system revealed by the Martian Moons eXploration mission, EARTH PLANETS AND SPACE, 74(1), 20220103

Invited Lecture, Oral Presentation, Poster Presentation

  1. An in-situ chronological study of differentiated meteorites to understand the planetary evolution, Mizuho Koike, Annual meeting of The Geochemical Society of Japan 2023, 2023/09, With Invitation, Japanese
  2. A Petrologic Study of a Recently Found Winonaite, Northwest Africa 13679, Koike M., Sakai R., Sumiya Y., Kurokawa A., Onishi K., The 85th Annual Meetings of the Meteoritical Society, 2023/08, Without Invitation, English
  3. Nitrogen Chemical Speciation of Carbonates and Clay Minerals in a Terrestrial Mars Analog, Kurokawa A., Koike M., Nakada R., Tomioka N., Okuchi T., Onishi K., Sumiya Y., Sugahara H., Usui T., and Amunsen E. F., The 85th Annual Meetings of the Meteoritical Society, 2023/08, Without Invitation, Japanese
  4. U-Pb dating of Phosphate Minerals in a Mesosiderite Tanezrouft 091 and a Brecciated Eucrite Juvinas., Sumiya Y., Koike M., Kurokawa A., Onishi K., Kanemaru R., Takahata N., Sano Y., The 85th Annual Meetings of the Meteoritical Society, 2023/08, Without Invitation, English
  5. In-situ nitrogen chemical speciation of alteration minerals in terrestrial Mars analog, Ai Kurokawa, Mizuho Koike, Kento Onishi, Yuta Sumiya, Ryoichi Nakada, Haruna Sugahara, Tomohiro Usui and Hans E.F. Amundsen, Goldschmidt Conference 2023, 2023/07, Without Invitation, English
  6. U-Pb dating of phosphate minerals in a mesosiderite Tanezrouft 091 and a brecciated eucrite Juvinas, Y. Sumiya, M. Koike, A. Kurokawa, K. Onishi, R. Kanemaru, N. Takahata, Y. Sano, 54th Lunar and Planetary Science Conference, 2023/03/13, Without Invitation, English
  7. In-situ nitrogen speciation of shergottite Martian meteorites and terrestrial Mars analog, Koike, M., A. Kurokawa, K. Onishi, R. Nakada, Y. Sumiya, T. Usui, H. Sugahara, H. Amundsen, 4th Lunar and Planetary Science Conference, 2023/03/13, Without Invitation, English
  8. Geochemical and isotopic records in Martian rocks, Koike, M., The 82nd Fujihara Seminar, 2023/02/28, With Invitation, English
  9. Investigation of Mars nitrogen chemistry recorded in Martian meteorites and related samples, Koike, M, Koike, M, Kurokawa, A, Onishi, K, Nakada, R, Sumiya, Y, Usui, T, Sugahara, H, Amundsen, H / Koike, M, Kurokawa, A, Onishi, K, Nakada, R, Sumiya, Y, Usui, T, Sugahara, H, Amundsen, H, 11th ELSI symposium, 2023/03/08, With Invitation, English
  10. Uranium-lead dating of zircon and phosphate minerals in a highly-shocked eucrite Northwest Africa 13166, Sumiya, Y;Koike, M;Onishi, K;Kurokawa, A;Takahata, N;Asanuma, H;Sano, Y, 53rd Lunar and Planetary Science Conference, 2022/03, Without Invitation, English
  11. in-situ detection of the nitrogen-bearing organic materials in 4-billion-year-old carbonates from martian meteorite allan hills 84001, Koike, M., Koike, M., Nakada, R., Kajitani, I., Usui, T., Tamenori, Y., Sugahara, H., and Kobayashi, A., The Ninth International Conference on Mars, 2019, Without Invitation, English
  12. Thermal and impact history of Vesta: Estimate from in-situ U-Pb dating of phosphate minerals in basaltic eucrites., Koike M., Koike M., Iizuka, T., Mikouchi, T., Ono, H., Takahata, N. and Sano, Y., 81st Annual Meeting of the Meteoritical Society, 2018, Without Invitation, English
  13. Combined stepwise heating and vacuum crushing analyses of noble gases in shergottites, Koike M., Koike M., Sumino H., Sano Y. and Ozima M., 48th Lunar and Planetary Science Conference, 2017, Without Invitation, English
  14. U-Pb & Hf-W dating of young zircon in mesosiderite Asuka 882023, Koike M., Koike M., Sugiura N., Takahata, N., Ishida A. and Sano Y., 39th Antarctic Meteorites, 2016, Without Invitation, English
  15. Water in the early differentiated asteroids: Insight from apatite in basaltic eucrites, Koike M., Koike M., Iizuka T., Takahata, N. and Sano Y., 79th Annual Meeting of the Meteoritical Society, 2016, Without Invitation, English

Awards

  1. 2018/03, Research Encouragement Prize for Ph.D. thesis, The University of Tokyo

External Funds

Acceptance Results of Competitive Funds

  1. Grants-in-Aid for Scientific Research (A), Development of a multi-timescale dating method: towards advanced solar system chronology, 2023/04/01, 2028/03/31
  2. KAKENHI Grant-in-Aid for Scientific Research (B), 2021/04, 2024/03
  3. KAKENHI Grant-in-Aid for Scientific Research (A), 2019/04, 2023/03
  4. KAKENHI Grant-in-Aid for Scientific Research (B), 2022/04, 2025/03
  5. Grant-in-Aid for Scientific Research for young researcher, 2019/04, 2021/03
  6. Grant-in-Aid for Scientific Research for JSPS postdoctoral fellow, 2018/04, 2021/03
  7. Grant-in-Aid for Scientific Research for JSPS doctoral student, 2016/04, 2018/03

Social Activities

History as Committee Members

  1. secretary, 2020/08, The Society for the Study of the Origin and Evolution of Life

Organizing Academic Conferences, etc.

  1. 日本惑星科学会 2023年度秋季講演会, local organizing committee, 2023/10