Kunihiro Takuya 国広卓也

… Alternative Names

国広卓也クニヒロタクヤ

KUNIHIRO Takuya 国広卓也

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Researcher Number	30432628
Other IDs
Affiliation (Current)	2025: 岡山大学, 先鋭研究領域, 准教授
Affiliation (based on the past Project Information) *help	2025: 岡山大学, 先鋭研究領域, 准教授 2019 – 2021: 岡山大学, 惑星物質研究所, 准教授 2010 – 2011: 岡山大学, 地球物質科学研究センター, 准教授 2007: Okayama University, 地球物質科学研究センター, 助教 2006: 岡山大学, 地球物質科学研究センター, 助手
Review Section/Research Field	Principal Investigator Basic Section 17010:Space and planetary sciences-related / Geochemistry/Astrochemistry Except Principal Investigator Geochemistry/Astrochemistry
Keywords	Principal Investigator 小惑星 / コンドリュール / コンドライト / 微量元素 / 軽元素 / 二次イオン質量分析法 / リュウグウ / SIMS / 同位体 / 流体 … More / 流体プロセス / ホウ素 / 局所分析 / 元素分布 / レーザー加熱型ガス質量分析法 / 酸素同位体 / 内圧式ガス装置 / 隕石 / 年代測定 / 酸素同位体組成 … More Except Principal Investigator 二次イオン質量分析装置(SIMS) / 二次イオン質量分析装置 / 同位体分別 / 流体 / リチウム / カンラン石 / 地殻・マントル物質 / 沈み込み帯 / 二次イオン質量分析計 / 高温高圧実験 / 元素分配 / 地球化学 Less

小惑星物質からの軽元素同位体端成分の検出と軽元素形成環境の推定Principal Investigator
- Principal Investigator
  
  国広卓也
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Okayama University
Duration of fluid existence on an asteroidPrincipal Investigator
- Principal Investigator
  
  Kunihiro Takuya
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Okayama University
A study to evaluate fluid-related process on asteroids by chondrulesPrincipal Investigator
- Principal Investigator
  
  KUNIHIRO Takuya
- Project Period (FY)
  2010 – 2011
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Geochemistry/Astrochemistry
- Research Institution
  Okayama University
Behavior of lithium isotopes in subduction zone mantle
- Principal Investigator
  
  OTA Tsutomu
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Geochemistry/Astrochemistry
- Research Institution
  Okayama University
コンドリュールの年代測定と局所酸素同位体分析Principal Investigator
- Principal Investigator
  
  国広卓也
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Young Scientists (Start-up)
- Research Field
  
  Geochemistry/Astrochemistry
- Research Institution
  Okayama University

All 2022 2020 2019 2012 2011 2008 2007

All Journal Article Presentation

[Journal Article] The trace element composition of chondrule constituents: Implications for sample return methodologies and the chondrule silicate reservoir2022
- Author(s)
  Tak Kunihiro, Tsutomu Ota, Masahiro Yamanaka, Christian Potiszil, Eizo Nakamura
- Journal Title
  
  Meteoritics and Planetary Science
  
  Volume: 57 Issue: 2 Pages: 429-449
- DOI
  10.1111/maps.13665
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03952
[Journal Article] The Asteroid 162173 Ryugu: a Cometary Origin2022
- Author(s)
  Hitoshi Miura, Eizo Nakamura, Tak Kunihiro
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 925 Issue: 2 Pages: 1-10
- DOI
  10.3847/2041-8213/ac4bd5
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03952, KAKENHI-PROJECT-20K05347
[Journal Article] Magmatic-hydrothermal processes of the Laojunshan metamorphic massif in Southeastern Asia: Evidence from chemical and B-isotopic variations of deformed tourmalines2022
- Author(s)
  Wei Li, Shuyun Cao, Eizo Nakamura, Tsutomu Ota, Zhong Liu, Yanlong Dong, Tak Kunihiro
- Journal Title
  
  Lithos
  
  Volume: 412-413 Pages: 1-22
- DOI
  10.1016/j.lithos.2022.106609
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03952
[Journal Article] Nitrogenous Altered Volcanic Glasses as Targets for Mars Sample Return: Examples From Antarctica and Iceland2022
- Author(s)
  M. P. Nikitczuk, G. E. Bebout, T. Ota, T. Kunihiro, J. F. Mustard, R. L. Flemming, R. Tanaka, S. A. Halldorsson, E. Nakamura
- Journal Title
  
  Advancing Earth and Space Science
  
  Volume: 125 Issue: 2 Pages: 1-31
- DOI
  10.1029/2021je007052
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03952, KAKENHI-PROJECT-20K04108
[Journal Article] The Albedo of Ryugu: Evidence for a High Organic Abundance, as Inferred from the Hayabusa2 Touchdown Maneuver2020
- Author(s)
  Christian Potiszil, Ryoji Tanaka, Katsura Kobayashi, Tak Kunihiro, Eizo Nakamura
- Journal Title
  
  Astrobiology
  
  Volume: 20 Issue: 7 Pages: 916-921
- DOI
  10.1089/ast.2019.2198
- NAID
  120007004817
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03952, KAKENHI-PROJECT-20K04108
[Journal Article] Concentration of meteoritic free organic matter by fluid transport and adsorption2020
- Author(s)
  Christian Potiszil, Ryoji Tanaka, Tsutomu Ota, Tak Kunihiro, Katsura Kobayashi, Eizo Nakamura
- Journal Title
  
  Geochemical Perspectives Letters
  
  Volume: 13 Pages: 30-35
- DOI
  10.7185/geochemlet.2010
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03952
[Journal Article] Lithium- and oxygen-isotope compositions of chondrule constituents in the Allende meteorite2019
- Author(s)
  Tak Kunihiro, Tsutomu Ota, Eizo Nakamura
- Journal Title
  
  Geochimica et Cosmochimica Acta
  
  Volume: 252 Pages: 107-125
- NAID
  120006995395
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03952
[Journal Article] Hypervelocity collision and water-rock interaction in space preserved in the Chelyabinsk ordinary chondrite2019
- Author(s)
  Nakamura, E., Kunihiro, T., Ota, T. and other 13 authors
- Journal Title
  
  Proceedings of the Japan Academy, Series B
  
  Volume: 95 Issue: 4 Pages: 165-177
- DOI
  10.2183/pjab.95.013
- NAID
  130007630597
- ISSN
  0386-2208, 1349-2896
- Year and Date
  2019-04-11
- Language
  English
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05706, KAKENHI-PROJECT-16K05578, KAKENHI-PROJECT-19K03952
[Journal Article] Space environment of an asteroid preserved on micrograins returned by the Hayabusa spacecraft2012
- Author(s)
  Nakamura, E., Makishima, A., Moriguti, T., Kobayashi, K., Tanaka, R., Kunihiro, T., Tsujimori, T.他計18名
- Journal Title
  
  PNAS Plus
  
  Volume: 109(11) Pages: 4031-4032
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22740353
[Journal Article] The Oxygen Isotopic Composition of the Sun Inferred from Captured Solar Wind2011
- Author(s)
  Mckeegan, K. D., Kallio, A. P. A., Heber, V. S., Jarzebinski, G., Mao, P. H., Coath, C. D., Kunihiro, T., Wiens, R. C., Nordholt, J. E., Moses Jr, R. W., Reisenfeld, D. B., Jurewicz, A. J. G., Burnett, D. S.
- Journal Title
  
  Science
  
  Volume: 332 Pages: 1528-1532
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22740353
[Journal Article] In situion-microprobe determination of trace element partition coefficients for hornblende, plagioclase, orthopyroxene, and apatite in equilibrium with natural rhyolitic glass2011
- Author(s)
  Brophy, J. G., Ota, T., Kunihiro, T., Tsujimori, T., Nakamura, E
- Journal Title
  
  Little Glass Mountain Rhyolite, California, Am. Min
  
  Volume: 96 Pages: 1838-1850
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22740353
[Journal Article] In situ ion-microprobe determination of trace element partition coefficients for hornblende, plagioclase, orthopyroxene and apatite in equilibrium with natural rhyolitic glass2011
- Author(s)
  Brophy J. G., Ota T., Kunihiro T., Tsujimori T., Nakamura E.
- Journal Title
  
  Little Glass Mountain Rhyolite, California. American Mineralogist
  
  Volume: vol.96 Pages: 1838-1850
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540505
[Journal Article] MegaSIMS: A SIMS/AMS for measurement of the Sun's oxygen isotopic composition2008
- Author(s)
  マオ, バネット, コース, ジョゼベンスキー, 国広, マッキーガン
- Journal Title
  
  SIMS XVI 16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18840030
[Journal Article] Oxygen Isotopes of Chondritic Components2008
- Author(s)
  圦本, クロット, チョイ, アレオン, 国広, ブレアリー
- Journal Title
  
  Reviews in Mineralogy and Geochemistry 68
  
  Pages: 141-186
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18840030
[Presentation] Initial analysis of the Hayabusa recovery materials : Trace-element and isotope abundance2011
- Author(s)
  Kunihiro, T., et al
- Organizer
  日本地球惑星連合2011大会
- Place of Presentation
  幕張(千葉県)
- Year and Date
  2011-05-26
- Data Source
  KAKENHI-PROJECT-22740353
[Presentation] Initial analysis of the HAYABUSA recovery materials : Trace-element and isotope abundance2011
- Author(s)
  T.Kunihiro, et al
- Organizer
  日本地球惑星連合2011大会
- Place of Presentation
  幕張メッセ(千葉県)
- Year and Date
  2011-05-26
- Data Source
  KAKENHI-PROJECT-22740353
[Presentation] A First Look at Oxygen in a Genesis Concentrator Sample2008
- Author(s)
  マッキーガン, ジョゼベンスキー, カリオ, マオ, コース, 国広, ウェインズ, アリトン, カラウェイ, ロドリゲス
- Organizer
  Lunar and Planetary Institute Conference Abstracts
- Place of Presentation
  ヒューストン・アメリカ
- Year and Date
  2008-03-10
- Data Source
  KAKENHI-PROJECT-18840030
[Presentation] A SIMS/AMS to Measure the Sun's Oxygen Isotopic Composition2007
- Author(s)
  マオ, コース, ジョゼベンスキー, 国広, マッキーガン
- Organizer
  SIMS XV1
- Place of Presentation
  金沢
- Year and Date
  2007-11-01
- Data Source
  KAKENHI-PROJECT-18840030

1. OTA Tsutomu (80379817)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
2. MORIGUCHI Takuya (70304342)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 小林桂 (20325129)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
4. 田中亮吏 (00379819)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 北川宙 (40432629)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. JAMES G. brophy

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Kunihiro Takuya 国広 卓也

国広 卓也 クニヒロ タクヤ

KUNIHIRO Takuya 国広 卓也

Research Projects

Research Products

Co-Researchers

小惑星物質からの軽元素同位体端成分の検出と軽元素形成環境の推定Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Duration of fluid existence on an asteroidPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

A study to evaluate fluid-related process on asteroids by chondrulesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Behavior of lithium isotopes in subduction zone mantle

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

コンドリュールの年代測定と局所酸素同位体分析Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] The trace element composition of chondrule constituents: Implications for sample return methodologies and the chondrule silicate reservoir2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The Asteroid 162173 Ryugu: a Cometary Origin2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Magmatic-hydrothermal processes of the Laojunshan metamorphic massif in Southeastern Asia: Evidence from chemical and B-isotopic variations of deformed tourmalines2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Nitrogenous Altered Volcanic Glasses as Targets for Mars Sample Return: Examples From Antarctica and Iceland2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The Albedo of Ryugu: Evidence for a High Organic Abundance, as Inferred from the Hayabusa2 Touchdown Maneuver2020

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Concentration of meteoritic free organic matter by fluid transport and adsorption2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Lithium- and oxygen-isotope compositions of chondrule constituents in the Allende meteorite2019

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Hypervelocity collision and water-rock interaction in space preserved in the Chelyabinsk ordinary chondrite2019

Author(s)

Journal Title

DOI

NAID

ISSN

Year and Date

Language

Kunihiro Takuya 国広卓也

国広卓也クニヒロタクヤ

KUNIHIRO Takuya 国広卓也