Rchr

J-GLOBAL ID：200901075829619308 Update date: Dec. 07, 2024

Hidaka Hiroshi

ヒダカヒロシ | Hidaka Hiroshi

Affiliation and department：
Job title： Professor

Research field (1)： Space and planetary science

Research keywords (9)： rare earth elements , neutron capture , spallation , cosmic rays , extinct nuclide , lunar regolth , meteorite , cosmochemistry , isotope

Research theme for competitive and other funds (34)：

2022 - 2026 Isotopic variations and evolution of early condensates caused by nuclear reactions induced from the intensive irradiation from the young sun
2021 - 2025 極微小領域質量分析から探る地球のストロンチウム同位体進化の解明
2017 - 2021 Searcg for the signatures of solar super-flare in lunar regolith grains
2017 - 2021 Crustal processes revealed by multi-isotope analyses on zircon
2016 - 2019 Determination of the initial abundance of presently extinct nuclide Cs-135 in the early solar system and its chronometrical applications

2015 - 2018 Estimation of the existence period of water in the early solar system by the precise barium isotopic ratio measurements of meteorites

2014 - 2017 Progress of REE isotopic studies on cosmochemistry

2012 - 2017 Reaction on the surface of air-less bodies: Detailed analyses of Itokawa grains and new progress of space weathering study

2012 - 2015 High-precision isotopic study of primitive meteorites

2011 - 2012 Material science to investigate a new process of diamond formation approached by nano-beam technology

2009 - 2011 Interdis ciplinary study on isotopic geochemistry and particle physics

2005 - 2008 安定同位体をプローブとした新しい比較惑星科学の構築

2004 - 2005 Verification of presence of olivine-high pressure phase in the deep interior of meteorite parent body

2004 - 2005 ジルコンの局所同位体分析に基づくアラビア・ヌビア盾状地南部の熱史と進化

2003 - 2005 Detection of the extinct nuclides by the precise isotopic ratio measurements and chronology of the early solar system

2002 - 2004 同位体化学的アプローチによる二重ベータ崩壊半減期決定

2001 - 2003 Study on the chemical evolution of planetary materials and the origin of meteorites inferred from variable analyses of cosmogenic nuclides

1998 - 1999 Determination of the energy spectrum of secondary neutron flux for lunar samples and its application for meteoritics

1996 - 1998 NITROGEN ISOTOPE GEOCHEMSITRY AT NANO-MOLE LEVEL

1997 - 1997 2次イオン質量分析計(Shirmp II)を用いた地球年代学

1996 - 1996 宇宙線と惑星物質との相互作用がいくつかの元素の安定同位体存在度に及ぼす効果

1995 - 1995 隕石中の希土類元素のシステマティックな同位体組成変動と太陽系内の核的事象との関連

1993 - 1995 Evaluation of Solar System Abundaces of the Elements based on Analytical Data of Meteorites

1994 - 1994 ウランの精密同位体比分析に基づく消滅核種^<247>Cmの原始太陽系存在度

1994 - 1994 マグマの発生する場での高揮発性元素の挙動に関する研究

1993 - 1993 地球化学的アプローチによるウラン鉱床のキャラクタリゼーション

1989 - 1991 Proof of residence of primeval technetium

1989 - 1990 Foundamental Study on Development of Ion-selective Electrodes of Anion Carrier Type

惑星物質と宇宙線の相互作用に関する研究

長寿命放射性核種の地球化学的挙動に関する研究

質量分析による地球化学的試料中の安定同位体組成の精密測定

Study on interaction between planetary materials and cosmic-rays

Study on Geochemical Behavior of Long-Lived Radionuclides

Precise Measurements of Stable Isotopic Composition in Geochemical Materials by Mass Spectrometry

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Papers (135)：

Maria Schönbächler, Manuela A. Fehr, Tetsuya Yokoyama, Ikshu Gautam, Nao Nakanishi, Yoshinari Abe, Jérôme Aléon, Conel Alexander, Sachiko Amari, Yuri Amelin, et al. Zirconium isotope composition indicates <i>s</i>-process depletion in samples returned from asteroid Ryugu. Meteoritics & Planetary Science. 2024
Fridolin Spitzer, Thorsten Kleine, Christoph Burkhardt, Timo Hopp, Tetsuya Yokoyama, Yoshinari Abe, Jérôme Aléon, Conel M. O’D Alexander, Sachiko Amari, Yuri Amelin, et al. The Ni isotopic composition of Ryugu reveals a common accretion region for carbonaceous chondrites. Science Advances. 2024. 10. 39
Hiroharu Yui, Shu-hei Urashima, Morihiko Onose, Mayu Morita, Shintaro Komatani, Izumi Nakai, Yoshinari Abe, Yasuko Terada, Hisashi Homma, Kazuko Motomura, et al. Pyrrhotites in asteroid 162173 Ryugu: Records of the initial changes on their surfaces with aqueous alteration. Geochimica et Cosmochimica Acta. 2024. 379. 172-183
Noriko T. Kita, Kouki Kitajima, Kazuhide Nagashima, Noriyuki Kawasaki, Naoya Sakamoto, Wataru Fujiya, Yoshinari Abe, Jérôme Aléon, Conel M. O'D. Alexander, Sachiko Amari, et al. Disequilibrium oxygen isotope distribution among aqueously altered minerals in Ryugu asteroid returned samples. Meteoritics & Planetary Science. 2024
Yan Hu, Frédéric Moynier, Wei Dai, Marine Paquet, Tetsuya Yokoyama, Yoshinari Abe, Jérôme Aléon, Conel M. O'D. Alexander, Sachiko Amari, Yuri Amelin, et al. Pervasive aqueous alteration in the early Solar System revealed by potassium isotopic variations in Ryugu samples and carbonaceous chondrites. Icarus. 2024. 409. 115884-115884

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MISC (90)：

H. Hidaka, S. Yoneda. Systematic REE Isotopic Studies of Eucrites. METEORITICS & PLANETARY SCIENCE. 2017. 52. A141-A141
H. Hidaka, S. Yoneda. RB-SR AND CS-BA SYSTEMATICS OF EUCRITES. METEORITICS & PLANETARY SCIENCE. 2016. 51. A329-A329
M. K. Haba, A. Yamaguchi, H. Hidaka. FORMATION MECHANISM OF ZIRCONS IN MESOSIDERITES. METEORITICS & PLANETARY SCIENCE. 2015. 50
H. Hidaka, S. Yoneda. SYSTEMATIC ISOTOPIC VARIATIONS OF STRONTIUM, BARIUM AND REE OF SURFICIAL LUNAR SOILS. METEORITICS & PLANETARY SCIENCE. 2015. 50
H. Hidaka, S. Yoneda. BARIUM ISOTOPIC VARIATIONS DUE TO SPACE WEATHERING PROCESSES OBSERVED IN LUNAR SURFICIAL SOILS. METEORITICS & PLANETARY SCIENCE. 2014. 49. A166-A166

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Books (3)：

放射化学の事典
朝倉書店 2015
地球と宇宙の化学事典
2012
二次イオン質量分析(SIMS)
培風館 2002

Works (20)：

日本と韓国の地質年代学的相関
2004 -
Geochronological correlation of Japan and Korea
2004 -
宇宙線生成核種の多変量解析による惑星物質の進化と隕石の起源について(継続)
2002 -
The evolution of planetary materials and the origin of meteorites studied from multi-analyses of cosmogenic nuclides
2002 -
地球化学的アプローチによる放射性核種の移行メカニズムの解明研究
2001 -

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Education (4)：

- 1986 The University of Tokyo
- 1986 The University of Tokyo Graduate School, Division of Science
- 1984 The University of Tokyo Faculty of Science
- 1984 The University of Tokyo Faculty of Science

Professional career (1)：

博士(理学) (東京大学)

Work history (7)：

2016/03 - 現在 Nagoya University School of Environmental Studies Professor
2002/01 - 2016/02 Hiroshima University Graduate School of Science
1995/11 - 2001/12 Hiroshima University Faculty of Science
1992 - 1995 Tokyo Metropolitan University
1989 - 1992 The University of Tokyo

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Committee career (9)：

2018/01 - 2022/12 The Meteoritical Society Leonard Medal Committee
2019/10 - 2021/09 日本地球化学会理事
2010/01 - 2013/12 日本地球化学会評議員
2000 - 2001 日本地球化学会評議員
1998 - 2000 日本化学会編集委員

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Awards (3)：

2018/09 - Geochemical Society of Japan The Geochemical Society of Japan Award
2008/10 - 日本放射化学会学会賞
1993 - 日本地球化学会奨励賞

Association Membership(s) (8)：

The Geochemical Society , Geochemical Society of Japan , The Meteoritical Society , THE JAPAN SOCIETY OF NUCLEAR AND RADIOCHEMICAL SCIENCES , 日本質量分析学会 , 日本イオン交換学会 , 日本分析化学会 , 日本化学会

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