Rchr
J-GLOBAL ID：200901087366872180   Update date: Apr. 06, 2024

Yokoyama Tetsuya

ヨコヤマ テツヤ | Yokoyama Tetsuya
Affiliation and department：
Tokyo Institute of Technology School of Science

About Tokyo Institute of Technology School of Science


Job title： Professor
Research field  (2)： Analytical chemistry ,  Space and planetary science
Research keywords  (7)： Nucleosynthesis ,  Mass spectrometry ,  Trace elements ,  Chronology ,  Isotopes ,  Meteorites ,  Early Solar System
Research theme for competitive and other funds  (22)：
  • 2023 - 2027 Meteoritic and theoretical studies on the origin of isotopic dichotomy in meteorites
  • 2021 - 2026 Multi-isotopic analyses of the samples returned from Ryugu: Toward the comprehensive understanding of the origin and formation history of C-type asteroids
  • 2019 - 2023 Construction of Earth formation model by isotopic analysis of siderophile elements in meteorites and Archean igneous rocks
  • 2018 - 2023 星と隕石の組成解読を基軸としたr過程元素の起源・進化の解明
  • 2020 - 2022 Chemical and isotopic analyses of asteroid samples returned by Hayabusa2 mission
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Papers (99)：
  • Tatsuya Tamura, Tetsuya Yokoyama, Gill James, Hikaru Iwamori, Takeshi Kuritani, Kenta Ueki. Molybdenum isotopic compositions in NE Japan in rear arc. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2023. 70. 156
  • Yuki Masuda, Tetsuya Yokoyama, Satoki Okabayashi, Akira Ishikawa, Hikaru Iwamori. Chemical and Isotopic Evaluation of a Microsampling Method using Laser Ablation and Membrane Filter. Geostandards and Geoanalytical Research. 2022. 46. 2. 205-222
  • Jia Liu, Chunhui Tao, Jianping Zhou, Kenji Shimizu, Wei Li, Jin Liang, Shili Liao, Takeshi Kuritani, Etienne Deloule, Takayuki Ushikubo, et al. Water enrichment in the mid-ocean ridge by recycling of mantle wedge residue. Earth and Planetary Science Letters. 2022. 584
  • Asobo Nkengmatia Elvis Asaah, Tetsuya Yokoyama, Hikaru Iwamori, Festus Tongwa Aka, Jules Tamen, Takeshi Kuritani, Tomohiro Usui, Takeshi Hasegawa, Eric Martial Fozing. Geochemical composition of dykes along the Cameroon Line (CL): Petrogenesis and similarities with the Central Atlantic Magmatic Province. Geochemistry. 2022. 125865-125865
  • Takeshi Kuritani, Kenji Shimizu, Takayuki Ushikubo, Qun Ke Xia, Jia Liu, Mitsuhiro Nakagawa, Hajime Taniuchi, Eiichi Sato, Nobuo Doi. Tracing the subducting Pacific slab to the mantle transition zone with hydrogen isotopes. Scientific Reports. 2021. 11. 1
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MISC (13)：
  • 深海雄介, 飛田南斗, 横山哲也, 森脇涼太, 臼井寛裕. 宇宙地球化学における高精度鉛同位体分析手法. NINS分野融合型共同研究ワークショップ『量子ビームを用いた次世代非破壊分析技術とその応用 惑星物質科学との可能性』. 2018
  • Tobita Minato, Asanuma Hisashi, Fukami Yusuke, Moriwaki Ryota, Yokoyama Tetsuya, Usui Tomohiro. Development of Precise Pb Isotope Analysis for Zircon Using Total Evaporation TIMS (TE-TIMS). Abstracts of Annual Meeting of the Geochemical Society of Japan. 2017. 64. 0. ROMBUNNO.3P41(J-STAGE)-295
  • 深海雄介, 飛田南斗, 横山哲也, 森脇涼太, 臼井寛裕. トータルエバポレーションTIMSと204Pb-207Pbダブルスパイク法を併用した極微量鉛同位体分析手法の開発. 日本地球化学会年会講演要旨集. 2016. 63rd. 197
  • Kuritani Takeshi, Tanaka Mayumi, Yokoyama Tetsuya, Nakagawa Mitsuhiro, Matsumoto Akiko. P58 Generation condition of basaltic magma from Usu Volcano. PROGRAMME AND ABSTRACTS THE VOLCANOLOGICAL SOCIETY OF JAPAN. 2015. 2015. 0. 156-156
  • Fukami Yusuke, Yokoyama Tetsuya. Search for Tellurium Isotopic Anomalies in Primitive Meteorites by N-TIMS. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2011. 58. 0. 227-227
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Education (5)：
  • 1995 - 1998 University of Tokyo School of Science Department of Chemistry, Doctoral Course
  • - 1998 The University of Tokyo Graduate School, Division of Science Department of Chemistry
  • 1993 - 1995 University of Tokyo School of Science Department of Chemistry, Master Course
  • 1991 - 1993 University of Tokyo School of Science Department of Chemistry
  • - 1993 The University of Tokyo Faculty of Science Department of Chemistry
Professional career (1)：
  • Doctor of Philosophy (Okayama University)
Work history (8)：
  • 2017/04 - 現在 Tokyo Institute of Technology School of Science, Department of Earth and Planetary Sciences Professor
  • 2016/04 - 2017/03 Tokyo Institute of Technology School of Science, Department of Earth and Planetary Sciences Associate Professor
  • 2007/10 - 2016/03 Tokyo Institute of Technology School of Science, Department of Earth and Planetary Sciences Associate Professor
  • 2005 - 2008 University of Maryland Department of Geology Research Associate
  • 2003 - 2005 Okayama University
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Awards (1)：
  • 2004 - 日本地球化学会奨励賞
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