HISTORY

• October/2024—Present    

Deputy Group Leader/Principal Researcher, Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, Japan

• April/2024—September/2024  

Deputy Group Leader/Senior Researcher, Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, Japan

• April/2020—March/2024    

Senior Researcher, Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, Japan

• July/2014—March/2020     

Senior Research Scientist, Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, Japan

• Dec/2007—June/2014    

 Associate Professor, Institute for Study of the Earth's Interior, Okayama University, Japan

• Feb/2001—Nov/2007    

Assistant Professor, Department of Earth and Planetary Sciences, Kobe University, Japan

• Apr/2000—Jan/2001   

 Visiting Scientist, Department of Geology, Arizona State University, U.S.A.

• Apr/1999—Jan/2001   

 Research Fellow of the Japan Society for the Promotion of Science

• Mar/1999    

 Ph.D. Hokkaido University

• Mar/1996  

M.S. Hokkaido University

• Mar/1994  

B.Sc. Hokkaido University

MAJOR RESEARCH INTERESTS

• Phase transformations under high-pressure and high-temperature

• Shock metamorphism in stony meteorites and impact craters

• Search for natural high-pressure phases (Go to High-Pressure Mineral Database)

  • High-pressure minerals named by our team

    • akimotoite (Tomioka & Fujino, 1998, American Mineralogist)

    • poirierite (Tomioka et al. 2021, Communications Earth & Environment)

  • High-pressure minerals first reported by our team

    • bridgmanite (Tomioka & Fujino, 1997, Science)

    • ahrensite (Xie, Tomioka & Sharp, 2001, American Mineralogist)

    • tetragonal majorite (Tomioka et al, 2016, Science Advances) 

    • poirierite (Tomioka & Okuchi, 2017, Scientific Reports)

  • High-pressure minerals almost first  (within 1 year) reported by our team

    • akimotoite (Tomioka & Fujino, 1997, Science)

    • lingunite (Tomioka et al., 2000, Geophysical Research Letters)

• Electron microscopy of the Earth and planetary materials (Go to TEM/FIB LAB at Kochi: only in Japanese)

• Hydrogen behavior in minerals

AWARDS AND HONERS

• Japan Association of Mineralogical Sciences Award, 2025

• Top 10 Most-cited Article 2024 in Meteoritics & Planetary Science, 2025 (Noguchi et al. [including Tomioka], 2024) 

• Sakurai Medal, Japan Association of Mineralogical Sciences, 2023

• Fellow, Mineralogical Society of America,  2022

• Top 20 Most Downloaded Article in 2017–2018, Meteoritics & Planetary Science, 2019 (Tomioka & Miyahara, 2017)

• Physics of the Earth and Planetary Interiors, Outstanding Contribution in Reviewing, Elsevier, 2017

• Kazato Prize for Young Microscopist Award, Kazato Research Foundation, 2009

• Japan Association of Mineralogical Sciences Research Paper Award, 2008 (Tomioka, 2007)

• Outstanding Student Paper Award at 1997 fall meeting, American Geophysical Union, 1997

JOURNAL REVIEWER

• Nature

• Science

• Proceedings of the National Academy of Sciences of the United States of America

• Science Advances

• Scientific Reports

• Geology

• Communications Earth ＆ Environment

• Geochimica et Cosmochimica Acta

• Earth and Planetary Science Letters

• Journal of Geophysical Research: Planets

• Geophysical Research Letters

• Journal of Petrology

• Contributions to Mineralogy and Petrology

• American Mineralogist

• ACS Earth and Space Chemistry

• Physics and Chemistry of Minerals

• Meteoritics & Planetary Science

• Physics of the Earth and Planetary Interiors: Outstanding Contribution in Reviewing 2017

• Journal of Raman Spectroscopy

• Progress in Earth and Planetary Science

• Journal of Mineralogical and Petrological Sciences

• Earth, Planets and Space

• Journal of the Crystallographic Society of Japan

• Planetary People (Journal of the Japanese Society for Planetary Science) : Guest editor, 2011

AFFILIATED SOCIETIES

• Japan Association of Mineralogical Sciences

• The Japan Society of High Pressure Science and Technology

• American Geophysical Union

• The Meteoritical Society

• Japan Geoscience Union

• Mineralogical Society of America

PUBLICATIONS

Peer-reviewed papers 

• 1. Tokumaru, A., Kouduka, M., Suga, H., Fukuda, A., Kato, S., Takahashi, Y., Suzuki, K., Usui, A., Mukai, H., Oura, M., Tomioka, N., Ito, M., and Suzuki, Y. (2025) Co-enrichment of Ce and organics in microbe-like structures at the deep-sea ferromanganese crust surface, Philosophical Transactions A (in press)

  2. Nakahashi, T., Miyahara, M., Yamaguchi, A., Kobayashi, T., Yusa, H., Tomioka, N., Takaki, Y., Noguchi, T. Matsumoto, T., Miyake, A., Igami, Y., and Y. Seto (2025) Experimental constraints on the shock history of CI chondrites and Ryugu grains. Earth and Planetary Science Letters, 668, 119559.

  3. Miyahara, M., Noguchi, T., Yamaguchi, A., Nakahashi, T, Takaki, Y., Matsumoto, T., Tomioka, N., Miyake, A., Igami, Y., Seto Y. (2025) Djerfisherite in Ryugu grain: A clue to localized reducing conditions and material mixing in the early solar system, Meteoritics & Planetary Science, 60, 1666–1673.

  4. Kukihara, K., Miyahara, M., Yamaguchi, A., Takahashi, Y., Takeichi, Y., Tomioka, N., Ohtani, E. (2025) Location of NWA 6148 and NWA 10153 in the nakhlite body and their aqueous alteration (2025) Meteoritics & Planetary Science, 60, 596–615.

  5. Tomioka, N., Kurosawa, K., Miyake, A. Igami, Y., Nagaya, T., Noguchi, T., Matsumoto, T., Miyahara, M., and Seto, Y. (2025) Progressive change in dislocation microstructures in shocked calcite with pressure: Characterization of micrometeoroid bombardment on asteroid Ryugu, American Mineralogist, 110, 945–955.

  6. Umeda, Y., Ozaki, N., Sekine, T., Inubushi, Y., Katagiri, K., Kodama, R., Miyanishi, K., Nakamura, H., Sato, T., Seto, Y., Sueda, K., Togashi, T., Tomioka, N., Yabuuchi, T., Yabashi, M., and Okuchi, T. (2025) In situ observation of shock-induced structural evolution of calcite, Physics and Chemistry of Minerals, 52, 20. 

  7. Tada, T., Kurosawa, K., Tomioka, N., Nagaya, T., Isa, J., Hamann, C., Ono, H., Niihara, T., Okamoto, T., and Matsui, T. (2024) Detailed occurrence of feather features in quartz in experimentally shocked granite. Journal of Geophysical Research, 129, doi.org/10.1029/2024JE008409.

  8. Pilorget, C., Baklouti, D., Bibring,  J.-P., Brunetto, R., Ito, M., Tomioka, N., Yamaguchi, A., Franchi, I.,  Greenwood, R., Okada, T., Usui, T., Yada, T., Hatakeda, K., Hatakeda, K., Yogata, K., Loizeau, D., Le Pivert-Jolivet, T, Jiang, T., Carter, J., Hamm, V., Abe, M., Aléon-Toppani, A., Borondics, F., Enokido, Y., Hitomi, Y., Imae, N., Karouji, Y., Kumagai, K., Kimura, M., Langevin, Y., Lantz, C., Liu, M.-C., Mahlke, M., Miyazaki, A., Mughal, Z., Nagashima, K., Nakano, A., Nakata, A., Nakato,  A., Nishimura, M., Ohigashi, T., Ojima, T., Poulet, F., Riu, L., Shirai, N., Sugiyama, Y., Tahara, R., Uesugi, K., Uesugi, M., Yasutake, M., Yuzawa, H., Moussi-Soffys, A., Nakazawa, S., Saiki, T., Terui, F., Yoshikawa, M., Tanaka, S., Watanabe, S., and Tsuda Y. (2024) Phosphorus-rich grains in Ryugu samples with major biochemical potential, Nature Astronomy, 8, 1529–1535.

  9. Miyahara, M., Noguchi, T., Matsumoto, T., Tomioka, N., Miyake, A., Igami, Y., Seto, Y., Haruta, M., Saito, H., Hata, S., Ishii, H. A., Bradley, J. P., Ohtaki, K. K., Dobrică, E., Leroux, H., Guillou, C. Le, Jacob, D., Peña, F. de la, Laforet, S., Mouloud, B., Marinova, M., Langenhorst, F., Harries, D., Beck, P., Phan, T. H. V., Rebois, R., Abreu, N. M., Gray, J., Zega, T.,  Zanetta, P.-M., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J.,  Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Takigawa, A., Michikami, T., Nakamura, T., Matsumoto, M., Nakauchi, Y., Abe, M., Nakazawa, S., Okada, T., Saiki, T., Tanaka, S., Terui, F., Yoshikawa, M., Miyazaki, A., Nakato, A., Nishimura, M., Usui, T., Yada, T., Yurimoto, H., Nagashima, K., Kawasaki, N., Sakamoto, N., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Tachibana, S., Watanabe, S., and Tsuda, Y. (2024) Microscopic slickenside as a record of weak shock metamorphism in the surface layer of asteroid Ryugu.  Meteoritics & Planetary Science, 59, 3181–3192.

  10. Verchovsky, A., Abernethy, F., Anand, M., Franchi, I., Grady, M., Greenwood, R., Barber, S., Suttle, M., Ito, M., Tomioka, N., Uesugi, M., Yamaguchi, A., Kimura, M., Imae, N., Shirai, N., Ohigashi, T., Liu, M-C., Yada, T., Abe, M., and Usui, T. (2024) A primordial noble gas component discovered in the Ryugu asteroid and its implications, Nature Communications, 15, 8075.

  11. Harries, D., Matsumoto, T., Langenhorst, F., Noguchi, T., Miyake, A., Igami, Y., Haruta, M., Seto, Y., Miyahara, M., Tomioka, N., Saito, H., Hata, S., Takigawa, A., Nakauchi, Y., Tachibana, S., Nakamura, T., Matsumoto, M., Ishii, H. A., Bradley, J. P., Ohtaki, K., Dobrică, E., Leroux, H., Le Guillou, C., Jacob, D., de la Peña, F., Laforet,  S., Marinova, M., Beck, P., Phan, T. H. V., Rebois, R., Abreu, N. M., Gray, J., Zega, T., Zanetta, P.-M., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J., Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Michikami, T., Yurimoto, H., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Watanabe, S., and Tsuda, Y. (2024) Incipient space weathering on asteroid 162173 Ryugu recorded by pyrrhotite. Meteoritics & Planetary Science, 59, 2134–2148.

  12. Stroud, R. M., Barosch, J., Bonal, L., Burgess, K., Cody, G. D., De Gregorio, B. T., Daly, L., Dartois, E., Dobrică, E., Duprat, J., Engrand, C., Harries, D., Hashiguchi, M., Ishii, H., Kebukawa, Y., Kilcoyne, D., Langenhorst, F., Lee, M. R., Nittler, L. R., Quirico, E., Okumura, T., Remusat, L., Sandford, S., Yabuta, H., Abe, M., Abreu, N. M., Bagot, P. A. J., Beck, P., Bejach, L., Bland, P. A., Bradley, J. P., Bridges, J. C., Cymes, B. A., Dazzi, A., de la Peña, F., Deniset-Besseau, A., Enju, S., Enokido, Y., Frank, D. R., Gray, J., Haruta, M., Hata, S., Hicks, L., Igami, Y., Jacob, D., Kamide, K., Komatsu, M., Laforet, S., Leroux, H., Le Guillou, C., Martins, Z., Marinova, M., Martinez, J., Mathurin, J., Matsumoto, M., Matsumoto, T., Matsuno, J., McFadzean, S., Michikami, T., Mitsukawa, I., Miyake, A., Miyahara, M., Miyazaki, A., Montagnac, G., Mostefaoui, S., Nakamura, T., Nakato, A., Naraoka, H., Nakauchi, Y., Nakazawa, S., Nishimura, M., Noguchi, T., Ohtaki, K., Ohigashi, T., Okada, T., Okumura, S., Okazaki, R., Phan, T. H. V., Rebois, R., Sakamoto, K., Saiki, T., Saito, H., Seto Y., Shigenaka, M., Smith, W., Suga H., Sun, M., Tachibana, S., Takahashi, Y., Takeichi, Y., Takeuchi, A., Takigawa, A., Tamenori, Y., Tanaka, S., Terui, F., Thompson, M. S., Tomioka, N., Tsuchiyama, A., Tsuda, Y., Uesugi, K., Uesugi, M., Usui, T., Verdier-Paoletti, M., Wakabayashi, D., Watanabe, S., Yada, T., Yamashita, S., Yasutake, M., Yogata, K., Yoshikawa, M., Yurimoto, H., Zanetta, P.-M., Zega, T., and Zolensky, M. E. (2024) Electron microscopy observations of the diversity of Ryugu organic matter and its relationship to minerals at the micro-to-nanoscale. Meteoritics & Planetary Science, 59, 2023–2043.

  13. Mouloud, B., Jacob, D., de la Peña, F., Marinova, M, Le Guillou, C., Viennet, J.C., Laforet, S., Leroux, H.,Teurtrie, A., Noguchi, T., Matsumoto, T., Miyake, A., Igami, Y., Haruta, M., Saito, H., Hata, S., Seto, Y., Miyahara, M., Tomioka, N., Ishii, H. A., Bradley, J. P., Ohtaki, K. K., Dobrica, E., Langenhorst, F., Harries, D., Beck, P., Phan, T. H. V., Rebois, R., Abreu, N. M., Gray, J., Zega, T., Zanetta, P. M., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J., Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Takigawa, A., Michikami, T.,Nakamura, T., Matsumoto, M., Nakauchi, Y., Abe, M., Nakazawa, S., Okada, T., Saiki, T., Tanaka, S., Terui, F., Yoshikawa, M., Miyazaki, A., Nakato, A., Nishimura, M., Usui, T., Yada, T., Yurimoto, H., Nagashima, K., Kawasaki, N.,Sakamoto, N., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Tachibana, S., Watanabe, S., and Tsuda, Y. (2024) Four-dimensional-STEM analysis of the phyllosilicate-rich matrix of Ryugu samples. Meteoritics & Planetary Science, 59, 2002–2022.

  14. Phan, V. T. H.,  Beck, P., Rebois, R., Quirico, E., Noguchi, T., Matsumoto, T., Miyake, A., Igami, Y., Haruta, M., Saito, H., Hata, S., Seto, Y., Miyahara, M., Tomioka, N., Ishii, H. A., Bradley, J. P., Ohtaki, K. K., Dobrică, E., Leroux, H., Le Guillou, C., Jacob, D., de la Peña, F., Laforet, S., Marinova, M., Langenhorst, F., Harries, D., Abreu, N. M., Gray, J., Zega, T., Zanetta, P.-M., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J., Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Takigawa, A., Michikami, T., Nakamura, T., Matsumoto, M., Nakauchi, Y., Abe, M., Nakazawa, S., Okada, T., Saiki, T., Tanaka, S., Terui, F., Yoshikawa, M., Miyazaki, A., Nakato, A., Nishimura, M., Usui, T., Yada, T., Yurimoto, H., Nagashima, K., Kawasaki, N., Sakamoto, N., Hoppe, P., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Tachibana, S., Watanabe, S., and Tsuda, Y. (2024) In situ investigation of an organic micro-globule and its mineralogical context within a Ryugu “sand” grain. Meteoritics & Planetary Science, 59, 1983–2001.

  15. Leroux, H., Le Guillou, C., Marinova, M., Laforet, S., Viennet, J., Mouloud, B., Teurtrie, A., de la Peña, F., Jacob, D., Hallatt, D., Fernandez, M. P., Troadec, D., Noguchi, T., Matsumoto, T., Miyake, A., Igami, Y., Haruta, M., Saito, H., Hata, S., Seto, Y., Miyahara, M., Tomioka, N., Ishii, H. A., Bradley, J. P., Ohtaki, K. K., Dobrică, E., Langenhorst, F., Harries, D., Beck, P., Phan, T. H. V., Rebois, R., Abreu, N. M., Gray, J., Zega, T., Zanetta, P., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J., Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Takigawa, A., Michikami, T., Nakamura, T., Matsumoto, M., Nakauchi, Y., Abe, M., Nakazawa, S., Okada, T., Saiki, T., Tanaka, S., Terui, F., Yoshikawa, M., Miyazaki, A., Nakato, A., Nishimura, M., Usui, T., Yada, T., Yurimoto, H., Nagashima, K., Kawasaki, N., Sakamoto, N., Hoppe, P., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Tachibana, S., Watanabe, S., and Tsuda, Y. (2024) Phyllosilicates with embedded Fe-based nanophases in Ryugu and Orgueil. Meteoritics & Planetary Sciences, 59, 1947–1965.

  16. Noguchi, T., Matsumoto, T., Miyake, A., Igami, Y., Haruta, M., Saito, H., Hata, S., Seto, Y., Miyahara, M., Tomioka, N., Ishii, H. A., Bradley, J. P., Ohtaki, K. K., Dobrică, E., Leroux, H., Le Guillou, C., Jacob, D., de la Peña, F., Laforet, S., Mouloud, B, Marinova, M., Langenhorst, F., Harries, D., Beck, P., Phan, T. H. V., Rebois, R., Abreu, N. M., Gray, J., Zega, T., Zanetta, P.-M., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J., Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Takigawa, A., Michikami, T., Nakamura, T., Matsumoto, M., Nakauchi, Y., Abe, M., Nakazawa, S., Okada, T., Saiki, T., Tanaka, S., Terui, F., Yoshikawa, M., Miyazaki, A., Nakato, A.,  Nishimura, M., Usui, T., Yada, T., Yurimoto, H., Nagashima, K., Kawasaki, N., Sakamoto, N., Hoppe, P., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Tachibana, S., Watanabe, S., and Tsuda, Y. (2024) Mineralogy and petrology of fine-grained samples recovered from the asteroid (162173) Ryugu. Meteoritics & Planetary Science, 59, 1877–1906.

  17. Imae, N., Tomioka, N., Uesugi, M., Kimura, M., Yamaguchi, A., Ito, M., Greenwood, R. C., Kawai, T., Shirai, N., Ohigashi, T., Pilorget, C., Bibring, J. P., Liu, M.-C., Uesugi, K., Nakato, A., Yogata, K., Yuzawa, H., Kodama, Y., Yasutake, M., Hirahara, K., Takeuchi, A., Sakurai, I., Okada, I., Karouji, Y., Yada, T., Abe, M., and Usui, T. (2024) Mineralogical approach on laboratory weathering of uncontaminated Ryugu particles: Comparison with Orgueil and perspective for storage and analysis. Meteoritics & Planetary Science, 59, 1705–1722.

  18. Inagaki, Y., Ishitani, Y., Tame, A., Uematsu, K., Tomioka, N., Ushikubo, T., and Ujiie, Y. (2024) Foraminiferal detoxification breakdown induced by fatal levels of TiO2 nanoparticles. Frontiers in Marine Science, 11, doi.org/10.3389/fmars.2024.1381247.

  19. Purevjav, N. Tomioka, N., Yamashita, S., Shinoda, K., Kobayashi, S., Shimizu, K., Ito, M., Fu, S., Gu, J., Hoffmann, C., Lin, J. F., and Okuchi, T. (2024) Hydrogen incorporation mechanism in the lower-mantle bridgmanite. American Mineralogist, 109, 1036–1044.

  20. Matsumoto, T., Noguchi, T., Miyake, A., Igami, Y., Haruta, M., Seto, Y., Miyahara, M., Tomioka, N., Saito, H., Hata, S., Harries, D., Ishii, H. A., Bradley, J. P., Ohtaki, K., Dobrică, E., Leroux, H., Le Guillou, C., Jacob, D., de la Peña, F., Laforet, S., Marinova, M., Langenhorst, F., Beck, P., Phan, T. H. V., Rebois, R., Abreu, N. M., Gray, J., Zega, T., Zanetta,  P.-M., Thompson, M. S., Stroud, R., Burgess, K., Cymes, B. A., Bridges, J. C., Hicks, L., Lee, M. R., Daly, L., Bland, P. A., Zolensky, M. E., Frank, D. R., Martinez, J., Tsuchiyama, A., Yasutake, M., Matsuno, J., Okumura, S., Mitsukawa, I., Uesugi, K., Uesugi, M., Takeuchi, A., Sun, M., Enju, S., Takigawa, A., Michikami, T., Nakamura, T., Matsumoto, M., Nakauchi, Y.,  Yurimoto, H., Okazaki, R., Yabuta, H., Naraoka, H., Sakamoto, K., Tachibana, S., Yada, T., Nishimura, M., Nakato, A., Miyazaki, A., Yogata, K., Abe, M., Okada, T., Usui, T., Yoshikawa, M., Saiki, T., Tanaka, S., Terui, F., Nakazawa, S., Watanabe, S., and Tsuda, Y. (2024) Influx of nitrogen-rich material from the outer Solar System indicated by iron nitride in Ryugu samples. Nature Astronomy (in press)

  21. Umeda, Y., Nagai, Y., Tomioka, N., Sekine, T., Miyakawa, M., Kobayashi, T., Yusa, H., and Okuchi, T. (2024) Deformation microstructures in shock-compressed synthetic rutile crystals. Journal of Mineralogical and Petrological Sciences, 119, 001.

  22. Tomioka, N., Phase 2 curation Kochi (2023) Estimation of the shock pressure recorded in the asteroid Ryugu particles. Journal of the Crystallographic Society of Japan, 65, 216–217. (in Japanese)

  23. Yada, T., Abe, M., Nishimura, M., Sawada, H., Okazaki, R., Takano, Y., Sakamoto, K., Okada, T., Nakato, A., Yoshitake, M., Yogata, K., Miyazaki, A., Furuya, S., Iwamae, A. S., Nakatsubo, S., Hatakeda, K., Hitomi, Y., Kumagai, K., Suzuki, S., Miura, Y. N., Ito, M., Tomioka, N., Uesugi, M., Karouji, Y., Uesugi, K., Shirai, N., Yamaguchi, A., Imae, N., Naraoka, H., Yamamoto, Y., Tachibana, S., Yurimoto, H., and Usui, T. (2023) A curation for uncontaminated Hayabusa2-returned samples in the extraterrestrial curation center of JAXA: from the beginning to present day. Earth, Planets and Space, 75, 170.

  24. Shiraishi, F., Akimoto, T., Tomioka, N., Motai, S., and Takahashi, Y. (2023) Formation processes of paper-thin raft and coated bubble: CaCO3 deposition at gas-water interface. Sedimentary Geology, 456, 106514.

  25. Fujino, K., Tomioka, N., and Ohfuji, H. (2023) New approach to obtain the correct chemical compositions by absorption correction using analytical transmission electron microscopy. Journal of Mineralogical and Petrological Sciences, 118, 221017.

  26. Shiraishi, F., Akimoto, T., Tomioka, N., Takahashi, Y., Matsumoto, R., and Snyder, G. T. (2023) Microbial traces found in microdolomite associated with seep-related shallow gas hydrate. Frontiers in Earth Science, 11, 1188142.

  27. Tomioka, N., Yamaguchi, A., Ito, M., Uesugi, M., Imae, N., Shirai, N., Ohigashi, T., Kimura, M., Liu, M.-C., Greenwood, R. C., Uesugi, K., Nakato, A., Yogata, K., Yuzawa, H., Kodama, Y., Hirahara, K., Sakurai, I., Okada, I., Karouji, Y., Okazaki, K., Kurosawa, K., Noguchi, T., Miyake, A., Miyahara, M., Seto, Y., Matsumoto, T., Igami, Y., Nakazawa, S., Okada, T., Saiki, T., Tanaka, S., Terui, F., Yoshikawa, M., Miyazaki, A., Nishimura, M., Yada, T., Abe, M., Usui, T., Watanabe, S., and Tsuda, Y. (2023) A history of mild shocks experienced by the regolith particles on hydrated asteroid Ryugu. Nature Astronomy, 7, 669–677. 

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  34. Sarkar, D. P., Ando, J., Ghosh, G., Das, K., Dasgupta, P., and Tomioka, N. (2023) Fault zone architecture and lithology-dependent deformation mechanisms from the Himalayan frontal fold-thrust belt: Insights from the Nahan Thrust, India. Geological Society of America Bulletin, 135, 1206–1224.

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  37. Takamiya, H., Kouduka, M., Furutani, H., Mukai, H., Nakagawa, K., Yamamoto, T., Kato, S., Kodama, Y., Tomioka, N., Ito, M., and Suzuki, Y. (2022) Copper-nanocoated microbial cells in grain boundaries inside an extinct vent chimney, Frontiers in Microbiology, 13, 864205.

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  52. Tomioka, N., Bindi, L., Okuchi, T., Miyahara, M., Iitaka, T., Li, Z., Kawatsu, T., Xie, X., Purevjav, N., Tani, R., and Kodama, Y. (2021) Poirierite, a dense metastable polymorph of magnesium iron silicate in shocked meteorites. Communications Earth & Environment, 2, 16.

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  58. Cox, M. A., Erickson, T. M., Schmieder, M., Christoffersen, R., Ross, D. K., Cavosie, A. J., Bland, P. A., Kring, D. A., and the IODP-ICDP Expedition 364 Scientists (including Tomioka, N.) (2020)  High-resolution microstructural analysis of shock deformation in apatite from the peak ring of the Chicxulub impact crater. Meteoritics ＆ Planetary Science, 55, 1715–1733.

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  68. Fisher, D. M., Tonai, S., Hashimoto, Y., Tomioka, N., and Oakley, D. (2019) K-Ar dating of fossil seismogenic thrusts in the Shimanto accretionary complex, southwest Japan. Tectonics, 38, 3866–3880.

  69. Matsumoto, M., Tsuchiyama, A., Nakato, A., Matsuno, J., Miyake, A., Kataoka, A., Ito, M., Tomioka, N., Kodama, Y., Uesugi, K., Takeuchi, A., Nakano, T., and Vaccaro, E. (2019) Discovery of fossil asteroidal ice in primitive meteorite Acfer 094. Science Advances, 5, eaax5078.

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  71. Yamashita, S., Mukai, H., Tomioka, N., Kagi, H., Suzuki, Y. (2019) Iron-rich smectite formation in subseafloor basaltic lava in aged oceanic crust. Scientific Reports, 9, 11306.   

  72. Tennar, T., Nakashima, D., Ushikubo, T., Tomioka, N., Kimura, M., Weisberg, M. K., and Kita, N. T. (2019) Extended chondrule formation intervals in distinct physicochemical environments: Evidence from Al-Mg isotope systematics of CR chondrite chondrules with unaltered plagioclase. Geochimica et Cosmochimica Acta, 260, 133–160.

  73. Timms, N. E., Pearce, M. A, Erickson, T. M., Cavosie, A., Rae, A., Wheeler, N., Wittmann, A., Ferrière, L., Poelchau, M., Tomioka, N., Collins, G. S., Gulick, S. P. S., Rasmussen, C., Morgan, J. V., and the IODP-ICDP Expedition 364 Scientists (2019) New shock microstructures in titanite (CaTiSiO5) from the peak ring of the Chicxulub impact structure, Mexico. Contributions to Mineralogy and Petrology, 174, 38. doi.org/10.1007/s00410-019-1565-7.

  74. Hagino-Tomioka, K., Tomioka, N., and Tomioka, N. (2019) Seasonal succession of living coccolithophores in coastal waters in the Tomari Port, Tottori, Japan. Journal of Nannoplankton Research, 4, 1–15.

  75. Rae, A. S., Collins, G. S., Morgan, J. V., Salge, T., Christeson, G. L., Leung, J., Lofi, J., Gulick, S. P. S., Polechau, M., Riller, U., Gebhardt, C., Grieve, R. A. F., Osinski, G. R., and IODP‐ICDP Expedition 364 Scientists (including Tomioka, N.) (2019) Impact‐induced porosity and microfracturing at the Chicxulub impact structure. Journal of Geophysical Research: Planets, 124, 1960–1978.

  76. Rae, A. S. P., Collins, G. S., Poelchau, M., Riller, U., Davison, T. M., Grieve, R. A. F., Osinski, G. R., Morgan, J. V., and IODP-ICDP Expedition 364 Scientists (including Tomioka, N.) (2019) Stress-strain evolution during peak-ring formation: A case study of the Chicxulub impact structure. Journal of Geophysical Research, 124, doi:10.1029/2018je005821.

  77. Lowery, C. M., Morgan, J., Gulick, S. P. S., Bralower, T. J., Christeson, G. L., and the Expedition 364 Scientists (including Tomioka, N.) (2019) Ocean drilling perspectives on meteorite impact. Oceanography, 32, 120–134.

  78. Uramoto, G., Morono, Y., Tomioka, N., Wakaki, S., Nakada, R., Wagai, R., Uesugi, K., Takeuchi, A., Hoshino, M., Suzuki, Y., Shiraishi, F., Mitsunobu, S., Suga, H., Takeichi, Y., Takahashi, Y., and Inagaki, F. (2019) Significant contribution of subseafloor microparticles to the global manganese budget. Nature Communications, 10, 400.

  79. Zhang, A., Wang, S., Tomioka, N., Lu, X., Ding, Z., Ma, C., Wang, P., Chen, J., Xu, S., Gu, L., Bai, Y., Li, Y., Sakamoto, N., and Wang, R. (2019) An example of high-T, high-symmetry crystallization: Spherical (Mg,Fe)-oxides formed by particle attachment in the shocked martian meteorite Northwest Africa 7755. American Mineralogist, 104, 150–157.

  80. Okuchi T., Tomioka, N., Purevjav, N., and Shibata, K. (2018) Quasielastic neutron scattering of brucite for analyzing hydrogen transport at the atomic scale. Journal of Applied Crystallography, 51, 1564–1570.

  81. Riller, U., Poelchau, M. H., Rae, A. S. P., Schulte, F. M., Collins, G. S., Melosh, H. J., Grieve, R. A. F., Morgan, J. V., Gulick, S. P. S., Lofi, J., Diaw, A., McCall, N., Kring, D. A., and IODP-ICDP Expedition 364 Science Party (including Tomioka, N.) (2018) Rock fluidization during peak ring formation of large impact structures. Nature, 562, 511–518.

  82. Lofi, J., Smith, D., Delahunty, C., Le Ber, E., Brun, L., Henry, G., Paris, J., Tikoo, S., Zylberman, W., Pezard, P. A., Célérier, B., Schmitt, D. R., Nixon, C., and Expedition 364 Science Party (including Tomioka, N.)  (2018) Drilling-induced and logging-related features illustrated from IODP-ICDP Expedition 364 downhole logs and borehole imaging tools. Scientific Drilling, 24, 1–13.

  83. Kayama, M., Sekine, T., Tomioka, N., Nishido, H., Kato, Y., Ninagawa, K., Kobayashi, T., and Yamaguchi, A. (2018) Cathodoluminescence of high-pressure feldspar minerals as a shock barometer. Meteoritics & Planetary Science, 53, 1476–1488.

  84. Christeson, G. L., Gulick, S. P. S., Morgan, J. V., Gebhardt, C., Kring, D. A., Le Ber, E., Lofi, J., Nixon, C.,  Poelchau, M., Rae, A. S. P., Rebolledo-Vieyra, M., Riller, U.,Schmitt, D. R., Wittmann, A., Bralower, T. J., Chenot, E., Claeys, P., Cockell, C. S., Coolen, M. J. L., Ferrière, L., Green, S., Goto, K., Jones, H., Lowery, C. M., Mellett, C., Ocampo-Torres, R., Perez-Cruz, L., Pickersgill, A. E., Rasmussen, C., Sato, H., Smit, J., Tikoo, S. M., Tomioka, N., Urrutia-Fucugauchi, J., Whalen, M. T.,  Xiao, L., and Yamaguchi, K. E. (2018) Extraordinary rocks from the peak ring of the Chicxulub impact crater: P-wave velocity, density, and porosity measurements from IODP/ICDP Expedition 364. Earth and Planetary Science Letters, 495, 1–11. 

  85. Lowery, C. M., Bralower, T. J., Owens, J. D., Rodríguez-Tovar, F. J., Jones, H., Smit, J., Whalen, M. T., Claeys, P., Farley, K., Gulick, S. P. S., Morgan, J., Green, S. Chenot, E., Christeson, G. L., Cockell, C. S., Coolen, M. J. L., Ferrière, L., Gebhardt, C., Goto, K., Kring, D. A., Lofi, J., Ocampo-Torres, R., Perez-Cruz, L., Pickersgill, A. E., Poelchau, M. H., Rae, A. S. P., Rasmussen, C., Rebolledo-Vieyra, M., Riller, U., Sato, H., Tikoo, S. M., Tomioka, N., Urrutia-Fucugauchi, J., Vellekoop, J., Wittmann, A., Xiao, L., Yamaguchi K. E., and Zylberman, W. (2018) Rapid recovery of life at ground zero of the end Cretaceous mass extinction. Nature, 558, 288–291.  

  86. Kayama, M., Tomioka, N., Ohtani, E., Seto, Y., Nagaoka, H., Götze, J., Miyake, A., Ozawa, S., Sekine, T., Miyahara, M., Tomeoka, K., Matsumoto, M., Shoda, N., Hirao, N., and Kobayashi, T. (2018) Discovery of moganite in a lunar meteorite as a trace of water ice in the Moon’s regolith. Science Advances, 4, eaar4378. 

  87. Ijiri, A., Tomioka, N., Wakaki, S., Masuda, H., Shozugawa, K., Kim, S., Khim, B., Murayama, M., Matsuo, M., and Inagaki, F. (2018) Low-temperature clay mineral dehydration contributes to porewater dilution in Bering Sea Slope subseafloor. Frontiers in Earth Science, 6, doi.org/10.3389/feart.2018.00036. 

  88. Tomioka, N. (2018) Order-disorder transition in majorite garnet in shocked meteorites and deep Earth’s interior. Journal of the Crystallographic Society of Japan, 60, 2–8  (in Japanese).  

  89. Purevjav, N., Okuchi, T., Wang, X., Hoffmann, C., and Tomioka, N. (2018) Determination of hydrogen site and occupancy in hydrous Mg2SiO4 spinel by single-crystal neutron diffraction. Acta Crystallographica, B74, 115–120.  

  90. Okuchi, T., Purevjav, N., and Tomioka, N. (2017) Quantitative analysis of hydrogen site and occupancy in a deep-Earth hydrous mineral by time-of-flight single crystal Laue neutron diffraction. Journal of the Crystallographic Society of Japan, 59, 309–315. (in Japanese) 

  91. Tomioka, N. and Okuchi, T. (2017) A new high-pressure form of Mg2SiO4 highlighting diffusionless phase transitions of olivine. Scientific Reports, 7, 17351. 

  92. Artemieva, N., Morgan, J. and the Expedition 364 Science Party (including Tomioka, N.) (2017) Quantifying the release of climate-active gases by large meteorite impacts with a case study of Chicxulub. Geophysical Research Letters, doi:10.1002/2017GL074879. 

  93. Shiraishi, F., Hanzawa, Y., Okumura, T., Tomioka, N., Kodama, Y., Suga, H., Takahashi, T., and Kano, A. (2017)  Cyanobacterial exopolymer properties differentiate microbial carbonate fabrics. Scientific Reports, 7, 11805.   

  94. Tomioka, N. and Miyahara, M. (2017) High-pressure minerals in shocked meteorites. Meteoritics & Planetary Science, 52, 2017–2039.  (Top 20 Most Downloaded Article in 2017–2018 in MAPS) 

  95. Kring, D. A. , Claeys, P., Gulick, S. P. S., Morgan, J. V., Collins, G. S., and the IODP-ICDP Expedition 364 Science Party (including Tomioka, N.) (2017) Chicxulub and the Exploration of Large Peak-Ring Impact Craters through Scientific Drilling. GSA Today, 27, 4–8. 

  96. Das, K., Tomioka, N., Bose, S., Ando, J., and Ohnishi, I. (2017) The occurrence of fluor-wagnerite in UHT granulites and its implications towards understanding fluid regimes in the evolution of deep crust: a case study from the Eastern Ghats Belt, India. Mineralogy and Petrology, 111, 417–429.  

  97. Yamamoto, T., Ando, J., Tomioka, N., Das, K., Ghosh, G., and Bose, S. (2017) Microstructural observations of fracture-filling goethite vein from crustal fluid along the Kerajang Fault Zone in Rengali Province, Eastern India and its tectonic implication. Journal of Mineralogical and Petrological Sciences, 112, 102–107. 

  98. Yamamoto, T., Ando, J., Tomioka, N., and Kobayashi, T. (2017) Deformation history of Pinatubo peridotite xenolith: constraint from microstructural observation and determination of olivine slip system. Physics and Chemistry of Minerals, 44, 247–262. 

  99. Mao, Z., Wang, F, Lin, J-F., Fu, S., Yang, J., Wu, X., Okuchi, T., Tomioka, N., Prakapenka, V. B., Xiao, Y., and Chow, P. (2017) Equation of state of high-spin bridgmanite in the Earth’s lower mantle. American Mineralogist, 102, 357–368. 

  100. Onda, A., Ogo, S., Matsuura, Y., Fujiwara, S., Tomioka, N., and Yanagisawa, K. (2016) A study of hydrothermal synthesis of apatite compound particles and applications for catalytic conversions of biomass derivatives. Journal of Smart Processing, 5, 327–333 (in Japanese). 

  101. Morgan, J., Gulick, S., Bralower, T., Chenot, E., Christen, G., Claeys, P., Cockell, C., Collins, G., Coolen, M., Ferrière, L., Gebhardt, C., Goto, K., Jones, H., Kring, D., Le Ber, E., Lofi, J., Long, X., Lowery, C., Mellet, C., Ocampo-Torres, R., Osinski, G., Perez-Cruz, L., Pickersgill, A., Pölchau, M., Rae, A., Rasmussen, C., Rebolledo-Vieyra, M., Riller, U., Sato, H., Schmitt, D., Smit, J., Tikoo-Schantz, S., Tomioka, N., Fucugauchi, J. U., Whalen, M., Wittmann, A., Yamaguchi, K., and Zylberman, W. (2016) The formation of peak rings in large impact craters. Science, 354, 878–882. 

  102. Purevjav, N., Okuchi, T., Tomioka, N., Wang, X., and Hoffmann, C. (2016) Quantitative analysis of hydrogen sites and occupancy in deep mantle hydrous wadsleyite by single crystal neutron diffraction. Scientific Reports, 6, 34988. 

  103. Tomioka, N. (2016) Epoch-making meteorites (8): Tenham meteorite – the earth’s mantle mineralogy deduced from asteroidal materials. Planetary People (Journal of the Japanese Society for Planetary Science) , 25, 64–67 (in Japanese). 

  104. Okuchi, T., Tomioka, N., and Purevjav, N. (2016) Hydrogen site analyses of dense hydrous mantle minerals by pulsed neutron powder diffraction. The Review of High Pressure Science and Technology, 26, 140–148 (in Japanese). 

  105. Tonai, S., Ito, S., Hashimoto, Y., Tamura, H., and Tomioka, N. (2016) Complete 40Ar resetting in an ultracataclasite reactivation of a fossil seismogenic fault along subduction plate interface in the Mugi Melange of the Shimanto accretionary complex, southwest Japan. Journal of Structural Geology, 89, 19–29. 

  106. Hagino, K., Tomioka, N., Young, J. R., Takano, Y., Onuma, R., and Horiguchi, T. (2016) Extracellular calcification of Braarudosphaera bigelowii deduced from electron microscopic observations of cell surface structure and elemental composition of pentaliths. Marine Micropaleontology, 125, 85–96. 

  107. Tomioka, N., Okuchi, T., Purevjav N., Abe, J., and Harjo, S. (2016) Hydrogen sites in the dense hydrous magnesian silicate phase E: A pulsed-neutron powder diffraction study. Physics and Chemistry of Minerals, 43, 267–275.  

  108. Tomioka, N., Miyahara, M., and Ito, M. (2016) Discovery of natural MgSiO3 tetragonal garnet in a shocked chondritic meteorite. Science Advances, 2, e1501725. 

  109. Yang, J., Tong, X. Lin J. F., Okuchi, T., and Tomioka, N. (2015) Elasticity of ferropericlase across the spin crossover in the Earth's lower mantle. Scientific Reports, 5, doi:10.1038/srep17188  

  110. Goncharov, A., Lobanov, S. S., Tan, X., Hohensee, G. T., Cahill, G. D., Lin, J., Thomas, S. M, Okuchi, T., and Tomioka, N. (2015) Experimental study of thermal conductivity at high pressures: implications for the deep Earth's interior. Physics of the Earth and Planetary Interiors, 247, 11–16. 

  111. Okuchi, T., Purevjav, P., Tomioka, N., Lin, J. F., Kuribayashi, T., Schoneveld, L., Hwang, H., Sakamoto, N., Kawasaki, N., and Yurimoto H. (2015) Synthesis of large and homogeneous single crystals of water-bearing minerals by slow cooling at deep-mantle pressures. American Mineralogist, 100, 1483–1492. 

  112. Purevjav, N., Okuchi, T., Tomioka, N., Abe, J., and Harjo, S. (2014) Hydrogen site analysis of hydrous ringwoodite in mantle transition zone by pulsed neutron diffraction. Geophysical Research Letters, 41, 6718–6724. 

  113. Shimojuku, A., Boujibar, A., Yamazaki, D., Yoshino, T., Tomioka, N., and Xu, J. (2014) Growth of ringwoodite reaction rims from MgSiO3 perovskite and periclase at 22.5 GPa and 1800 °C. Physics and Chemistry of Minerals, 41, 555–567.  

  114. Okuchi, T., Tomioka, N., Purevjav, N., Abe, J., Gong, W., and Harjo, S. (2014) Structure refinement of sub-cubic-mm volume sample at high pressures by pulsed neutron powder diffraction: application to brucite in an opposed anvil cell. High Pressure Research, 34, 273–280. 

  115. Okuchi, T., Yoshida, M., Ohno, Y., Tomioka, N., Purevjav, N., Osakabe, T., Harjo, S., Abe, J., Aizawa, K., and Sasaki, S. (2013) Pulsed neutron powder diffraction at high pressure by capacity-increased sapphire anvil cell. High pressure Research, 33, 777–786. 

  116. Guo, X., Yoshino, T., Okuchi, T., and Tomioka, N. (2013) H-D interdiffusion in brucite at pressure up to 15 GPa. American Mineralogist, 98, 1919–1029. 

  117. Matsumoto, T., Maruoka, T., Shimoda, G., Obata, H., Kagi, H., Suzuki, K., Yamamoto, K., Mitsuguchi, T, Hagino, K., Tomioka, N., and Aggarwal, P. (2013) Tritium in Japanese precipitation following the March 2011 Fukushima Daiichi Nuclear Plant Accident. Science of the Total Environment, 445–446, 365–370. 

  118. Das, K., Tomioka, N., Bose, S., and Ando, J. (2013) On oriented ilmenite needles in garnet porphyroblasts from deep crustal granulites: implications for fluid evolution and cooling history. Lithos, 156–159, 230–240. 

  119. Miyahara, M. and Tomioka, N. (2012) High-pressure minerals in the Earth and planetary materials. Japanese Magazine of Mineralogical and Petrological Sciences, 41, 87–100 (in Japanese) . 

  120. Sougawa, M., Sumiya, T., Takarabe, K., Mori, Y., Okada, T., Gotou, H., Yagi, T., Yamazaki, D., Tomioka, N., Katsura, T., Kariyazaki, H., Sueoka, K., and Kunitsugu, S. (2012) Bond strengths of new carbon-nitride-related material C2N2(CH2). Journal of Physics: Conference Series, 377, 012028.  

  121. Tomioka, N., Morlok, A., Koike, C., Köhler, M., and Grady, M. (2012) Laihunite in planetary materials: An FTIR and TEM study of oxidized synthetic and meteoritic Fe-rich olivine. Journal of Mineralogical and Petrological Sciences, 107, 157–166. 

  122. Sougawa, M., Sumiya, T., Takarabe, K., Mori, Y., Okada, T., Gotou, H., Yagi, T., Yamazaki, D., Tomioka, N., Katsura, T., Kariyazaki, H., Sueoka, K., and Kunitsugu, S. (2011) Crystal structure of a new carbon-nitride-related material C2N2(CH2). Japanese Journal of Applied Physics, 50, 095503. 

  123. Maruyama, S. and Tomioka, N. (2011) Ca-Al-Fe-rich inclusion in the Vigarano CV3 chondrite. Meteoritics & Planetary Science, 46, 690–700. 

  124. Zhai, S., Xue, W., Yamazaki, D., Shan, S., Ito, E., Tomioka, N., Shimojuku, A., and Funakoshi, K. (2011) Compressibility of strontium orthophosphate Sr3(PO4)2 at high pressure. Physics and Chemistry of Minerals, 38, 357–361. 

  125. Tomioka, N. (2011) An approach to asteroidal impacts by "static" high-pressure experiments. Planetary People (Journal of the Japanese Society for Planetary Science), 20, 154–159 (in Japanese). 

  126. Tomioka, N. and Kimura, M. (2011) High-pressure phase transitions of meteoritic silicates in asteroidal impacts. Journal of the Crystallographic Society of Japan, 53, 76–80 (in Japanese). 

  127. Tomioka, N., Kondo, H., Kunikata, A., and Nagai, T. (2010) Pressure-induced amorphization of albitic plagioclase in an externally heated diamond anvil cell. Geophysical Research Letters, 37, doi:10.1029/2010GL044221. 

  128. Morlok, A., Koike, C., Tomioka, N., Mann, I., and Tomeoka, K. (2010) Mid-infrared spectra of the shocked Murchison CM chondrite: Comparison with astronomical observations of dust in debris disks. Icarus, 207, 45–53. 

  129. Katsura, T., Shatskiy, A., Manthilake, G., Zhai, S., Yamazaki, D., Matsuzaki, T., Yoshino, T., Yoneda, A., Ito, E., Sugita, M., Tomioka, N., Nozawa, A., and Funakoshi, K. (2009) P-V-T relations of wadsleyite determined by in situ X-ray diffraction in a large-volume high-pressure apparatus. Geophysical Research Letters, 36, doi:10.1029/2009GL038107. 

  130. Katsura, T., Yokoshi, S., Kawabe, K. Shatskiy, A., Manthilake, G., Zhai, S., Fukui, H., Hegoda, C., Yoshino, T., Yamazaki, D., Matsuzaki, T., Yoneda, A., Ito, E., Sugita, M., Tomioka, N., Hagiya, K., Nozawa, A., and Funakoshi, K. (2009) P-V-T relations of the MgSiO3 perovskite determined by in situ X-ray diffraction using a large-volume high-pressure apparatus. Geophysical Research Letters, doi:10.1029/2008GL035658. 

  131. Zolensky, M., Nakamura-Messenger, K., Rietmeijer, F. J. M., Leroux, H., Mikouchi, T., Ohsumi, K., Simon, S., Grossman, L., Stephan, T., Weisberg, M., Velbel, M., Zega, T., Stroud, R., Tomeoka, K., Ohnishi, I., Tomioka, N., Nakamura, T., Matrajt, G., Joswiak, D., Brownlee, D., Langenhorst, F., Krot, A., Kearsley, A., Ishii, H., Graham, G., Dai, Z. R., Chi, M., Bradley, J., Hagiya, K., Gounelle, M., Keller, L., Bridges, J. (2008) Comparing Wild 2 particles to chondrites and IDPs. Meteoritics & Planetary Science, 43, 261–272. 

  132. Tomeoka, K., Tomioka, N., and Ohnishi, I. (2008) Silicate minerals and Si-O glass in Comet Wild 2 samples: A transmission electron microscope study. Meteoritics & Planetary Science, 43, 273–284. 

  133. Tomioka, N. (2007) A model for the shear mechanism in the enstatite-akimotoite phase transition. Journal of Mineralogical and Petrological Sciences, 102, 226–232. 

  134. Tomeoka, K., Tomioka, N., and Ohnishi, I. (2008) Mineralogy of Comet Wild 2 particles: A transmission electron microscopy. Planetary People (Journal of the Japanese Society for Planetary Science), 16, 290–298 (in Japanese). 

  135. Tomioka, N., Tomeoka, K., Nakamura-Messenger, K., and Sekine, T. (2007) Heating effects of the matrix of experimentally shocked Murchison CM chondrite: Comparison to micrometeorites. Meteoritics & Planetary Science, 42, 19–30. 

  136. Zolensky, M., Zega, T. J., Yano, H., Wirick, S., Westphal, A. J., Weisberg, M. K., Weber, I., Warren, J. L., Velbel, M. A., Tsuchiyama, A., Tsou, P., Toppani, A., Tomioka, N., Tomeoka, K., Teslich, N., Taheri, M., Susini, J., Stroud, R., Stephan, T., Stadermann, F. J., Snead, C. J., Simon, S. B., Simionovici, A., See, T. H., Robert, F., Rietmeijer, F. J. M., Rao, W., Perronnet, M. C., Papanastassiou, D. A., Okudaira, K., Ohsumi, K., Ohnishi, I., Nakamura-Messenger, K., Nakamura, T., Mostefaoui, S., Mikouchi, T., Meibom, A., Matrajt, G., Marcus, M. A., Leroux, H., Lemelle, L., Le, L., Lanzirotti, A., Langenhorst, F., Krot, A. N., Keller, L. P., Kearsley, A. T., Joswiak, D., Jacob, D., Ishii, H., Harvey, R., Hagiya, K., Grossman, L., Grossman, J. N., Graham, G. A., Gounelle, M., Gillet, Ph., Genge, M. J., Flynn, G., Ferroir, T., Fallon, S., Ebel, D. S., Dai, Z. R., Cordier, P., Clark, B., Chi, M., Butterworth, A. L., Brownlee, D. E., Bridges, J. C., Brennan, S., Brearley, A., Bradley, J. P., Bleuet, P., Bland, P. A., and Bastien, R. (2006) Mineralogy and petrology of comet Wild 2 nucleus samples. Science, 314, 1735–1739.  

  137. Brownlee, D., Tsou, P., Aléon, J., Alexander, C. M. O'D., Araki, T., Bajt, S., Baratta, G. A., Bastien, R., Bland, P., Bleuet, P., Borg, J., Bradley, J. P., Brearley, A., Brenker, F., Brennan, S., Bridges, J. C., Browning, N. D., Brucato, J. R., Bullock, E., Burchell, M. J., Busemann, H., Butterworth, A., Chaussidon, M., Cheuvront, A., Chi, M., Cintala, M. J., Clark, B. C., Clemett, S. J., Cody, G., Colangeli, L., Cooper, G., Cordier, P., Daghlian, C., Dai, Z., D’Hendecourt, L., Djouadi, Z., Dominguez, G., Duxbury, T., Dworkin, J. P., Ebel, D. S., Economou, T. E., Fakra, S., Fairey, S. A. J., Fallon, S., Ferrini, G., Ferroir, T., Fleckenstein, H., Floss, C., Flynn, G., Franchi, I. A., Fries, M., Gainsforth, Z., Gallien, J.-P., Genge, M., Gilles, M. K., Gillet, Ph., Gilmour, J., Glavin, D. P., Gounelle, M., Grady, M. M., Graham, G. A., Grant, P. G., Green, S. F., Grossemy, F., Grossman, L., Grossman, J. N., Guan, Y., Hagiya, K., Harvey, R., Heck, P., Herzog, G. F., Hoppe, P., Hörz F., Huth J., Hutcheon I. D., Ignatyev, K., Ishii, H., Ito, M., Jacob, D., Jacobsen, C., Jacobsen, S., Jones, S., Joswiak, D., Jurewicz, A., Kearsley, A. T., Keller, L. P., Khodja, H., Kilcoyne, A. L. D., Kissel, J., Krot, A., Langenhorst, F., Lanzirotti, A., Le, L., Leshin, L. A., Leitner, J., Lemelle, L., Leroux, H., Liu, M.-C., Luening, K., Lyon, I., MacPherson, G., Marcus, M. A., Marhas, K., Marty, B., Matrajt, G., McKeegan, K., Meibom, A., Mennella, V., Messenger, K., Messenger, S., Mikouchi, T., Mostefaoui, S., Nakamura, T., Nakano, T., Newville, M., Nittler, L. R., Ohnishi, I., Ohsumi, K., Okudaira, K., Papanastassiou, D. A., Palma, R., Palumbo, M. E., Pepin, R. O., Perkins, D., Perronnet, M., Pianetta, P., Rao, W., Rietmeijer, F. J. M., Robert, F., Rost, D., Rotundi, A., Ryan, R., Sandford, S. A., Schwandt, C. S., See, T. H., Schlutter, D., Sheffield-Parker, J., Simionovici, A., Simon, S., Sitnitsky, I., Snead, C. J., Spencer, M. K., Stadermann, F. J., Steele, A., Stephan, T., Stroud, R., Susini, J., Sutton, S. R., Suzuki, Y., Taheri, M., Taylor, S., Teslich, N., Tomeoka, K., Tomioka, N., Toppani, A., Trigo-Rodríguez, J. M., Troadec, D., Tsuchiyama, A., Tuzzolino, A. J., Tyliszczak, T., Uesugi, K., Velbel, M., Vellenga, J., Vicenzi, E., Vincze, L., Warren, J., Weber, I., Weisberg, M., Westphal, A. J., Wirick, S., Wooden, D., Wopenka, B., Wozniakiewicz, P., Wright, I., Yabuta, H., Yano, H., Young, E. D., Zare, R. N., Zega, T., Ziegler, K., Zimmermann, L., Zinner, E., and Zolensky, M. (2006) Comet 81P/Wild 2 under a microscope. Science, 314, 1711–1716.  

  138. Matsui, Y., Katsura, T., Kuwata, A., Hagiya, K., Tomioka, N., Sugita, M., Yokoshi, S., Nozawa, A., and Funakoshi, K. (2006) Equation of state of (Mg0.8Fe0.2)2SiO4 ringwoodite from synchrotron X-ray diffraction up to 20 GPa and 1700 K. European Journal of Mineralogy, 18, 523–528. 

  139. Ando, J., Tomioka, N., Matsubara, K., Inoue, T., and Irifune, T. (2006) Mechanism of the olivine-ringwoodite transformation in the presence of aqueous fluid. Physics and Chemistry of Minerals, 33, 377–382. 

  140. Hyodo, M., Biswas, D.K., Noda, T., Tomioka, N., Mishima, T., Itota, C., and Sato, H. (2006) Millennial to submillennial-scale features of the Matuyama-Brunhes geomagnetic polarity transition from Osaka Bay, southwestern Japan. Journal of Geophysical Research, 111, B02103, doi:10.1029/2004JB003584. 

  141. Das, K., Fujino, K., Tomioka, N., and Miura, H. (2006) Experimental data on Fe and Mg partitioning between coexisting spinel solid solution and sapphirine: an empirical geothermometer and its application. European Journal of Mineralogy, 18, 49–58. 

  142. Katsura, T., Yokoshi, S., Song, M.-S., Kawabe, K., Tsujimura, T., Kubo, A., Ito, E., Tange, Y., Tomioka, N., Saito, K., Nozawa, A., and Funakoshi, K. (2004) Thermal expansion of Mg2SiO4 ringwoodite at high pressures. Journal of Geophysical Research, 109, doi:10.1029/2004JB003094. 

  143. Tomioka, N. and Kimura, M. (2003) The breakdown of diopside to Ca-rich majorite and glass in a shocked H chondrite. Earth and Planetary Science Letters, 208, 271–278. 

  144. Xie, Z., Tomioka, N., and Sharp, T. (2002) Natural occurrence of Fe2SiO4-spinel in the shocked Umbarger L6 chondrite. American Mineralogist, 87, 1257–1260. 

  145. Jiang, D., Fujino, K., Tomioka, N., Hosoya, T., and Das, K. (2002) High temperature X-ray diffraction study of enstatite up to the melting point. Journal of Mineralogical and Petrological Sciences, 97, 20–31. 

  146. Tomioka, N., Fujino, K., Ito, E., Katsura, T., Sharp, T., and Kato, T. (2002) Microstructures and structural phase transition in (Mg,Fe)SiO3 majorite. European Journal of Mineralogy, 14, 7–14. 

  147. Ando, J., Shibata, Y., Okajima, Y., Kanagawa, K., Furusho, M., and Tomioka, N. (2001) Striped iron zoning of olivine induced by dislocation creep in deformed peridotites. Nature, 414, 893–895. 

  148. Tomioka, N., Mori, H., and Fujino, K. (2000) Shock-induced transition of NaAlSi3O8 feldspar into a hollandite structure in a L6 chondrite. Geophysical Research Letters, 27, 3997–4000. 

  149. Fujino, K., Miyajima, N., and Tomioka, N. (2000) Analyses of ultrahigh-pressure materials by an analytical electron microscope. The Review of High Pressure Science and Technology, 10, 312–318 (in Japanese). 

  150. Shinmei, T., Tomioka, N., Fujino, K., Kuroda, K., and Irifune, T. (1999) In situ X-ray diffraction study of enstatite up to 12 GPa and 1473 K and equation of state. American Mineralogist, 84, 1588–1594. 

  151. Tomioka, N.and Fujino, K. (1999) Akimotoite, (Mg,Fe)SiO3, a new silicate mineral of the ilmenite group in the Tenham chondrite. American Mineralogist, 84, 267–271. 

  152. Funamori, N, Jeanloz, R., Nguyen, J. H., Kavner, A., Caldwell, W. A., Fujino, K., Miyajima, N., Shinmei, T., and Tomioka, N.(1998) High-pressure transformations in MgAl2O4. Journal of Geophysical Research, 103, 20813–20818. 

  153. Tomioka, N., Fujino, K., Ito, E., and Katsura, T. (1998) Phase transition of (Mg,Fe)SiO3 majorite. The Review of High Pressure Science and Technology, 7, 116–118. 

  154. Tomioka, N. and Fujino, K. (1997) Natural (Mg,Fe)SiO3-ilmenite and -perovskite in the Tenham meteorite. Science, 277, 1084–1086. 

Books

• 1. Tomioka N. and Miyahara, M. (2022) Shock metamorphism of Meteorites, in Encyclopaedia of High Pressure Science and Technology, Asakura Publishing, pp. 186–187 (in Japanese) .

  2. Tomioka, N. (2019) Shock metamorphism, in Encyclopaedia of Minerals and Gems, Asakura Publishing, pp. 266–268 (in Japanese).  

  3. Tomioka, N. and Seto, Y. (2014) Electron Microscopies, in Microbeam Analysis Handbook, Ed. JSPS Microbeam Analysis, 141 Committee, Ohmsha, Tokyo, pp. 570–576 (in Japanese). 

Non-reviewed papers and others

• 1. Ito, M., Tomioka, N., Uesugi, M., Uesugi, K., Yamaguchi, A., Imae, N., Ohigashi, T., Shirai, N., Nakato, A., Yogata, K., Yada, T., Abe, M., Liu, M, Greenwood, R., Kimura, M., and Phase 2 Curation Kochi (2025) Phoenix “Hayabusa”: A tale of the future (34) ―Exploring Asteroid Ryugu: Lessons learned, Challenges, and the Awakening of Phase2 Curation Kochi. Planetary People (Journal of the Japanese Society for Planetary Science) (in press)

  2. Noguchi, T. and Ryugu “Sand” analysis team (including Tomioka, N.) (2024) Phoenix "Hayabusa": A tale of the future (32)— Scientific results from the Ryugu "Sand" analysis team. Planetary People (Journal of the Japanese Society for Planetary Science), 33, 182–189. (in Japanese)

  3. Tomioka, N. (2024) Akimotoite, a new mineral discovered in a shocked meteorite,  Ganseki Koubutsu Kagaku (GKK), 53, gkk.231002.

  4. Tomioka, N. (2021) The fourth polymorph of Mg2SiO4: Poirierite in shocked meteorites,  Elements, 17, 195.

  5. Tomioka, N. (2021) Book Review: Natural Quasicrystals: The Solar System's Hidden Secrets. By Luca Bindi, American Mineralogist, 106, 1031–1032.

  6. Sato, H., Goto, K., Yamaguchi, K. E., and Tomioka, N. (2019) Drilling the Chicxulub impact crater. Kagaku, 89, 174–179. (in Japanese)

  7. Gulick, S., Morgan, J., Mellett, C. L., and the Expedition 364 Scientists (including Tomioka, N.)  (2017) International Ocean Discovery Program,Expedition 364 Preliminary Report, Chicxulub: drilling the K-Pg impact crater, International Ocean Discovery Program, doi:10.14379/iodp.pr.364.2017.  

  8. Hagino, K., Onuma, R., Takano, Y., Tomioka, N., and Horiguchi, T. (2017) Progress of studies of cocolithophore taxon Braarudosphaera bigelowii. Kaiyo Monthly, 60, 115–124. (in Japanese)

  9. Tomeoka, K., Ohnishi, I., Tomioka, N., Sugita, M., and Adachi, K. (2006) Test samples for the Hayabusa sample-return mission: Mineralogy and Petrology. JAXA Special Publication, The Second Open Competition for the Hayabusa Asteroidal Sample Preliminary Examination Team (HASPET), 84–101. 

  10. Tomioka, N. and Fujino, K. (1999) Ultrahigh-pressure minerals in meteorites: Discovery of natural silicate ilmenite and perovskite. Kagaku, 69, 22–27 (in Japanese).