TEM-FIB LAB@KOCHI — 富岡尚敬

海洋研究開発機構高知コア研究所 TEM/FIB室

ラボ管理者

富岡尚敬（JAMSTEC、上席研究員 E-mail: tomioka"at"jamstec.go.jp）

オペレーター

安東淳一（広島大学、教授）2014年〜
宮原正明（広島大学、准教授）2015年〜
岡崎啓史（広島大学、准教授）2022年〜
梅田悠平（京都大学、助教）2023年〜
菊池早希子（JAMSTEC、研究員）2025年〜
福島諒（JAMSTEC、ポスドク研究員）2025年〜
川合達也（マリン・ワーク・ジャパン、技術支援員）2022年〜
尼野光翔（広島大学、大学院生）2025年〜

過去のオペレーター

山口和貴（広島大学、大学院生）2023年〜2025年
甕聡子（学術振興会特別研究員、PD）2017年〜2020年
田中友登（京都大学、大学院生）2020年〜2022年
政岡浩平（高知大学→九州大学、大学院生）2018年〜2024年
兒玉優（マリン・ワーク・ジャパン、技術支援員）2016年〜2021年
谷理帆（広島大学、大学院生、JAMSTEC研究生）2016年〜2019年
山本貴史（広島大学、大学院生、JAMSTEC研究生）2014年〜2017年

TEM

JEM-ARM200F（原子分解能透過電子顕微鏡）

薄膜化した試料に対し、サブミクロン〜ナノスケールでの組織観察・結晶構造解析・元素分析が可能です。

基本仕様

本体　JEOL JEM-ARM200F（HR仕様）
電子銃：冷陰極電界放出型
使用加速電圧：80kV, 200kV
球面収差補正走査透過電子像（Cs-corrected STEM）

CCDカメラ

サイドマウントカメラ：Gatan Orius SC200D　2048x2048 pixel、pixel size 7.4 x 7.4 µm
ボトムマウントカメラ：Gatan US1000XP　2048x2048 pixel、pixel size 14.0 x 14.0 µm

エネルギー分散X線分光装置（EDS）

検出器：JEOL JED-2300 (EX-24280M1G5T), 100mm² SDD（エネルギー分解能 133 eV、スーパーUltra-thin window、検出可能元素 B〜U）
EDSソフトウェア：JEOL Analysis Station
取り出し角：21.9°

電子エネルギー損失分光装置（EELS）

分光器：Gatan Quantum ER（Energy resolution: 0.10 eV）
CCD検出器：GIF 2048 x 2048 pixel
ソフトウェア：Gatan Digital Micrograph, v.2.30, 32-bit

電子線トモグラフィーシステム

ソフトウェア：システムインフロンティア TEMography

試料ホルダー

JEOL 標準ホルダー
JEOL トモグラフィー用ホルダー
JEOL ２軸傾斜ホルダー
JEOL 分析用２軸傾斜ホルダー
Gatan 分析用冷却２軸傾斜ホルダー

設置環境

アクティブ磁場キャンセラー
水冷式空調パネル

FIB

SMI4050（シングルビームFIB）

数センチ大の試料の微細加工やTEM用薄膜作製に用います。

基本仕様

ガリウムイオン銃（FIB加工）
タングステンデポ銃（タングステンコーティング）
カーボンデポ銃（炭素コーティング）
マイクロプロービングシステム（MPS：薄膜試料のピックアップ）

Publications

TEM/FIBラボの装置を用いた研究成果の論文（2014年12月から本格稼働）。太字は高知コア研究所メンバー。

🪐惑星物質科学

富岡尚敬（2026）高温高圧下における惑星物質の相転移と変形の挙動解明，岩石鉱物科学，55, gkk.260114

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.

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.

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.

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.

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.

富岡尚敬，Phase 2キュレーション高知チーム (2023) 小惑星リュウグウ粒子の衝撃圧力推定，日本結晶学会誌，65，216–217.

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.

Yamaguchi, A., Tomioka, N., Ito, M., Shirai, N., Kimura, M., Greenwood, R. C., Liu, M-C., McCain, K. A., Matsuda, N., Uesugi, M., Imae, N., Ohigashi, T., Uesugi, K., Nakato, A., Yogata, K., Yuzawa, H., Kodama, Y., Hirahara, K., Sakurai, I., Okada, I., Karouji, 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) Insight into multi-step geological evolution of C-type asteroids from Ryugu particles. Nature Astronomy, 7, 398–405.

Noguchi, T., Matsumoto, T., Miyake A., Igami, Y., Haruta, M., Saito, H., Hata, S., Seto, Y., Miyahara, M., Tomioka, N., Ishii, H., Bradley, J. P., Ohtaki, K., Dobrică, E., Leroux, H., Le Guillou, C., Jacob, D., Marinova, M., de la Peña, F., 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., Arakawa, M., Fujii, A., Hayakawa, M., Hirata, N., Hirata, N., Honda, R., Honda, C., Hosoda, S., Iijima, Y., Ikeda, H., Ishiguro, M., Ishihara, Y., Iwata, T., Kawahara, K., Kikuchi, S., Kitazato, K., Matsumoto, K., Matsuoka, M., Mimasu, Y., Miura, A., Morota, T., Nakazawa, S., Namiki, N., Noda, H., Noguchi, R., Ogawa, N., Ogawa, K, Okada, T., Okamoto, C., Ono, G., Ozaki, M., Saiki, T., Sakatani, N., Sawada, H., Senshu, H., Shimaki, Y., Shirai, K., Sugita, S., Takei, Y., Takeuchi, H., Tanaka, S., Tatsumi, E., Terui, F., and Tsukizaki, R. (2023) A dehydrated space weathered skin cloaking the hydrated interior of Ryugu. Nature Astronomy, 7, 170–181.

Ito, M., Tomioka, N., Uesugi, M., Yamaguchi, A., Shirai, N., Ohigashi, T., Liu, M-C., Greenwood, R. C., Kimura, M., Imae, N., Uesugi, K., Nakato, A., Yogata, K., Yuzawa, H., Kodama, Y., Tsuchiyama, A., Yasutake, M., Findlay, R., Franchi, I. A., Malley, J. A., McCain, K. A., Matsuda, N., McKeegan, K. D., Hirahara, K., Takeuchi, A., Sekimoto, S., Sakurai, I., Okada, I., Karouji, Y., Arakawa, M., Fujii, A., Fujimoto, M., Hayakawa, M., Hirata, N., Hirata, N., Honda, R., Honda, C., Hosoda, S., Iijima, Y., Ikeda, H., Ishiguro, M., Ishihara, Y., Iwata, T., Kawahara, K., Kikuchi, S., Kitazato, K., Matsumoto, K., Matsuoka, M., Michikami, T., Mimasu, Y., Miura, A., Mori, O., Morota, T., Nakazawa, S., Namiki, N., Noda, H., Noguchi, R., Ogawa, N., Ogawa, K., Okada, T., Okamoto, C., Ono, G., Ozaki, M., Saiki, T., Sakatani, N., Sawada, H., Senshu, H., Shimaki, Y., Shirai, K., Sugita, S., Takei, Y., Takeuchi, H., Tanaka, S., Tatsumi, E., Terui, F., Tsukizaki, R., Wada, K., Yamada, M., Yamada, T., Yamamoto, Y., Yano, H., Yokota, Y., Yoshihara, K., Yoshikawa, M., Yoshikawa, K., Fukai, R., Furuya, S., Hatakeda, K., Hayashi, T., Hitomi, Y., Kumagai, K., Miyazaki, A., Nishimura, M., Soejima, H., Iwamae, A., Yamamoto, D., Yoshitake, M., Yada, T., Abe, M., Usui, T., Watanabe, S., and Tsuda, Y. (2022) A pristine record of outer Solar System materials from asteroid Ryugu’s returned sample. Nature Astronomy, 6, 1163–1171.

Fukuda, K., Tenner, T. J., Kimura, M., Tomioka, N., Siron, G., Ushikubo, T., Chaumard, N., Hertwig, A. T., and Kita, N. T. (2022) A temporal shift of chondrule generation from the inner to outer Solar System inferred from oxygen isotopes and Al-Mg chronology of chondrules from primitive CM and CO chondrites. Geochimica et Cosmochimica Acta, 322, 194–226.

Yoshida, M., Miyahara, M., Suga, H., Yamaguchi, A., Tomioka, N., Sakai, T., Ohfuji, H., Maeda, F., Ohira, I, Ohtani, E., Kamada, S., Ohigashi, T., Inagaki, Y., Kodama, Y., and Hirao, N., (2021) Elucidation of impact event recorded in the lherzolitic shergottite NWA 7397. Meteoritics & Planetary Science, 56, 1729–1743.

Miyahara, M., Tomioka, N., and Bindi, L. (2021) Natural and experimental high-pressure, shock-produced terrestrial and extraterrestrial materials. Progress in Earth and Planetary Science, 8, 59.

Miyahara, M., Yamaguchi, A., Ohtani, E., Tomioka, N., and Kodama, Y. (2021) Complicated pressure-temperature path recorded in eucrite Padvarninkai, Meteoritics & Planetary Science, 56, 1443–1458.

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.

Miyahara, M., Yamaguchi, A., Saitoh, M., Fukimoto, K., Sakai, T., Ohfuji, H., Tomioka, N., Kodama, Y., and Ohtani, E. (2020) Systematic investigations of high-pressure polymorphs in shocked ordinary chondrites, Meteoritics & Planetary Science, 55, 2619–2651.

Fukimoto, K., Miyahara, M., Sakai, T., Ohfuji, H., Tomioka, N, Kodama, Y., Ohtani, E., and Yamaguchi, A. (2020) Back-transformation mechanisms of ringwoodite and majorite in the reheated ordinary chondrite, Meteoritics & Planetary Science, 55, 1749–1763.

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.

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

Tomioka, N. and Miyahara, M. (2017) High-pressure minerals in shocked meteorites, Meteoritics & Planetary Science, 52, 2017–2039.

富岡尚敬（2016）エポックメイキングな隕石たち（その８）：Tenham隕石〜小惑星から探る地球マントル鉱物〜, 遊星人（日本惑星科学会誌), 25, 64–67.

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

💎鉱物学・鉱物物理学

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.

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.

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.

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.

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.

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

富岡尚敬（2018）隕石と地球深部におけるメージャライトガーネットの秩序ー無秩序転移，日本結晶学会誌, 60, 2–8.

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.

⛏️資源鉱物学

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. (2026) Co-enrichment of Ce and organics in microbe-like structures at the deep-sea ferromanganese crust surface, Philosophical Transactions A, 384, 20240432.

Usui, A., Hino, H., Suzushima, D., Tomioka, N., Suzuki, Y., Sunamura, M., Kato, S., Kashiwabara, T., Kikuchi, S., Uramoto, G., Suzuki, K., and Yamaoka, K. (2020) Modern precipitation of hydrogenetic ferromanganese minerals during an on-site 15-year exposure test, Scientific Reports, 10, 3358.

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.

🌋地質学・構造地質学

Sarkar, D. P., Jun-ichi 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.

Zhao, Q., Yan, Y., Tonai, S., Tomioka, N., Clift, P., Hassan, M. H. A., and Aziz, J. H. B. A. (2022) A new K/Ar illite dating application to constrain the timing of subduction along the Lupar Line in West Sarawak, Borneo. GSA Bulletin, 134, 405–418. doi.org/10.1130/B35895.1.

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.

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.

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.

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.

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.

🐚生体鉱物学

Shiraishi, F., Akimoto, T., Tomioka, N., Motai, S., and Takahashi, Y. (2026) Spherulite in the modern aragonitic stromatolite has a calcite core with exopolymers, Sedimentology, doi: 10.1111/sed.70091.

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.

Shiraishi, F., Omori, T., Tomioka, N., Motai, S., Suga, H., and Takahashi Y. (2020) Characteristics of CaCO3 nucleated around cyanobacteria: implications for calcification process, Geochimica et Cosmochimica Acta, 285, 55–69.

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.

萩野恭子、大沼亮、高野義人、富岡尚敬、堀口健雄（2017) 円石藻 Braarudosphaera bigelowii 研究のこれまで・これから、月刊海洋，60, 115–124.

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.

🦠微生物学

Hagino, K., Takano, Y., Wakeman, K., Horiguchi, T., Tomioka, N., Ishida, K., Tsukakoshi, C., Nakamura, A., Turk-Kubo, K., Cabello, A. M., Riewluang, S., Yamaguchi, A., Kimoto, K., Wakita, M., Kawachi, M., Noël, M.-H., Ozaki, N., Nishimura, T., Adachi, M., Nagasaki, K., and Zehr, J. P. (2026) Taxonomic re-evaluation of the Braarudosphaera bigelowii species complex (Prymnesiophyceae), Phycologia, 1–18, doi.org/10.1080/00318884.2026.2660260.

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.

Bird, L., Kuenen, J. G., Osburn, M., Tomioka, N., Ishii, S., Barr, C., Nealson, K. H., and Suzuki, S. (2021) Serpentinimonas gen. nov., Serpentinimonas raichei sp. nov., Serpentinimonas barnesii sp. nov. and Serpentinimonas maccroryi, sp. nov., hyperalkaliphilic and facultative autotrophic bacteria isolated from terrestrial serpentinizing springs. International Journal of Systematic and Evolutionary Microbiology, 71, 004945.

Suzuki, Y., Kouduka, M., Ao, Y., Hoshino, T., Morono, Y., Tomioka, N., Ito, M., Yamashita, S., Mukai, H., Mitsunobu, S., Kagi, H., D’Hondt, S., and Inagaki, F. (2020) Deep microbial proliferation at the basalt interface in 33.5–104 million-year-old oceanic crust, Communications Biology, 3, 136.

🔬微小領域分析技術

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.

Kodama, Y., Tomioka, N., Ito, M., and Imae, N. (2020) Developments in microfabrication of mineral samples for simultaneous EBSD-EDS analysis utilizing an FIB-SEM instrument: study on an S-type cosmic spherule from Antarctica, Journal of Mineralogical and Petrological Sciences, 115, 407–415.

Ito, M., Tomioka, N., Kodama, Y., Uesugi, K., Uesugi, M., Sakurai, I., Okada, I., Ohigashi, T., Yuzawa, H., Yamaguchi, A., Imae, N., Karouji, Y., Shirai, N., Yada, T., Abe, M. (2020) The universal sample holders of microanalytical instruments of FIB, TEM, NanoSIMS, and STXM-NEXAFS for the coordinated analysis of extraterrestrial materials, Earth, Planets and Space, 72, 133.