Rchr

J-GLOBAL ID：200901080147374374 Update date: Sep. 21, 2025

Nakatsuka Akihiko

ナカツカアキヒコ | Nakatsuka Akihiko

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://seigyo.amse.yamaguchi-u.ac.jp/

Research field (2)： Solid earth science , Inorganic compounds/materials chemistry

Research keywords (7)： High temperature X-ray crystallography , Mineralogical crystallography , Mineralogical crystal chemistry , Inorganic structural chemistry , Inorganic material science , Materials in the Earth's interior , Microporous crystals

Research theme for competitive and other funds (37)：

2020 - 2024 Construction of crystallographic guidelines for material design of microporous crystals as radioactive element removers
2019 - 2023 X線非弾性散乱法による下部マントル条件での含鉄ブリッジマナイトの結晶弾性定数測定
2019 - 2022 三次元的細孔構造をもつ多孔質結晶における高レベル放射性元素の高効率吸着特性
2020 - 2021 Sr ion exchange property and crystal structure of GTS-type microporous titanosilicate
2020 - 2021 Crystal structure refinement of Au1-xAgxTe2 sylvanite and thermoelectric properties of gold compounds

2019 - 2020 Cs ion exchange and crystal structural properties of sodium GTS-type titanosilicate

2019 - 2020 Crystal structure refinement of Ag3AuTe2 petzite and chemical bonding properties of gold and silver compounds

2018 - 2019 Structural phase-transition and determination of Debye temperature in NaCa2Cu2V3O12 garnet

2018 - 2019 Crystal structure analyses of fluorescent sheelite-powellite solid-solution.

2016 - 2019 放射性汚染水処理材としてのチタノシリケートの改質と評価~福島の未来を見据えて~

2017 - 2018 The crystal structure analyses of proton conductor vivianite and metavivianite

2017 - 2018 Variable-temperature single-crystal X-ray diffraction study of a tetragonal hydrogarnet in the system Ca-Ge-O-H

2015 - 2018 温度・圧力を変数とした鉱物結晶化学:原子変位から読み解く地球内部の弾性異方性

2016 - 2017 超重力下や衝撃圧縮下で作製した機能性材料結晶の精密構造解析

2016 - 2017 Precise structure and elastic property of post-perovskite type CaIrO3

2015 - 2016 Precise Structure Analyses and Properties in Spinel- and Perovskite-type Advanced Compounds

2015 - 2016 単結晶X線精密構造解析によるポストぺロブスカイト型CaIrO3の弾性特性と構造安定性

2015 - 2016 Precise structure and Hydrogen positions of low-symmetry hydrogarnets in the system Ca-Ge-O-H

2012 - 2015 Improvement and Evaluation of Micropous Crystals for Radioactive waste Treatment Materials

2014 - 2015 The crystal structure analyses of paradamite-type proton conductors

2014 - 2015 Hydrogen positions and structural disorder of hydrogarnets in the system Ca-Ge-O-H

2014 - 2015 Precise crystal structure and interatomic interaction in garnet fluorides by single crystal X-ray diffraction

2010 - 2015 Japanese leading local structure study on minerals and melts under shock compression and high-temperature and -pressure

2013 - 2014 Detailed structure of TiO2 anatase single crystal annealed under super strong gravity

2013 - 2014 Correlation between structures and physical properties in functional materials

2013 - 2014 Na3M2Li3F12(M = Al, Fe, Ga)ガーネット型フッ化物の構造不規則性と陽イオン間相互作用

2012 - 2013 Correlation between structures and physical properties in functional materials

2012 - 2013 Na-Al-Li系ガーネット型フッ化物の構造不規則性と陽イオン間相互作用

2011 - 2012 Correlation between structures and physical properties in functional materials

2010 - 2012 Reexamination and chemical bonding nature of effective ionic radius of Fe³⁺ with five-fold coordination

2010 - 2011 Correlation between structures and physical properties in functional materials

2009 - 2011 Improvement and Evaluation of Micro-porous Crystals for Heat Pump Absorbents

2007 - 2010 Establishment of crystal chemical indication for the material design of zeolites as heat absorbents and their heat-exchange property

2003 - 2006 Structural study on the stability and electrical conductivity of the lower mantle perovskite phase including hydrogen

2000 - 2002 Study on the energy state of zeolites

2000 - 2002 Structural chemistry of the lower mantle perovskite in the system MgSiO₃-Al₂O₃

1999 - 2001 Development of zeolite heat-pump

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Papers (111)：

Keiko Fujiwara, Akihiko Nakatsuka. Cs-exchange property of Na-bearing GTS-type microporous silicotitanate with a three-dimensional tunnel structure. Nihon Kessho Gakkaishi. 2025. 67. 3. 159-161
Keiko FUJIWARA, Naomi KAWATA, Makio OHKAWA, Akihiko NAKATSUKA. Cs+-exchange property of Na-bearing GTS-type titanosilicate and possible distribution of Cs+ ions in its Cs+-exchanged form. Journal of Mineralogical and Petrological Sciences. 2025. 120. 1
Naomi Kawata, Ryo Furuhashi, Keiko Fujiwara, Makio Ohkawa, Akihiko Nakatsuka. Single-crystal X-ray diffraction study of a largely Cs-exchanged natural Ca-chabazite: Crystal-chemical factors for its excellent Cs-exchange ability. Microporous and Mesoporous Materials. 2024. 379. 113262
Akira Yoshiasa, Ginga Kitahara, Makoto Tokuda, Satoko Ishimaru, Shin-ichiro Ono, Kunihisa Terai, Akihiko Nakatsuka, Kazumasa Sugiyama. Single Crystal Structure Refinements and Debye Temperatures of Ir2S3 Kashinite and Rh2S3 Bowieite. Acta Crystallographica. 2022. C78. 11. 606-611
Akihiko Nakatsuka. (Fe, Al)-bearing bridgmanite in a subducting mid-ocean ridge basalt. Elements: An International Magazine of Mineralogy, Geochemistry, and Petrology. 2022. 18. 2. 125-125

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MISC (80)：

吉朝朗, 徳田誠, 北原銀河, 石丸聡子, 中塚晃彦, 杉山和正. Syntheses and single crystal structure analyses of Ir₂S₃ kashinite and Rh₂S₃ bowieite. 日本鉱物科学会年会講演要旨(Web). 2023. 2023
吉朝朗, 北原銀河, 徳田誠, 石丸聡子, 中塚晃彦, 杉山和正. Ir₂S₃kashiniteとRh₂S₃bowieiteの結晶構造・Debye温度と地殻-マントル境界付近の白金族鉱物の産状について. 日本結晶学会年会講演要旨集. 2023. 2023
吉朝朗, 徳田誠, 北原銀河, 中塚晃彦, 杉山和正. Syntheses and single crystal structure analyses of pyrite-type PtP₂,PtSb₂,AuSb₂. 日本鉱物科学会年会講演要旨(Web). 2022. 2022
吉朝朗, 徳田誠, 北原銀河, 鵜木康平, 中塚晃彦, 杉山和正. Synthesis and single crystal structure analysis of pyrite-type PdSb₂. 日本鉱物科学会年会講演要旨(Web). 2021. 2021
吉朝朗, 北原銀河, 大野真一朗, 徳田誠, 中塚晃彦, 杉山和正. 黄鉄鉱型PdSb₂とRhSe₂の単結晶構造解析とDebye温度の有効利用. 日本結晶学会年会講演要旨集. 2021. 2021

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Books (1)：

Crystallography in Japan (II)
Crystallographic Society of Japany 2014

Lectures and oral presentations (278)：

高温単結晶X線回折法によるCs交換菱沸石の加熱に伴う細孔内吸着化学種の動的プロセスの解明
(山口大学 2025)
単結晶X線回折法による無機結晶化学:ガーネットとゼオライトを例にして
(徳島大学 2025)
地球深部物質であるFe/Al含有ブリッジマナイトの結晶化学
(日本結晶学会 2024)
Crystal chemistry of Al-bearing phase D: a dense hydrous magnesium silicate as a lower-mantle hydrogen reservoir
(2024 IUCr High Pressure Workshop 2024)
単結晶X線回折法によるCs交換した天然Ca菱沸石の構造研究:その優れたCs交換能力に対する結晶化学的要因
(日本鉱物科学会 2024)

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Education (3)：

- 1997 Osaka University Graduate School of Science Department of Physics
- 1993 Hiroshima University Graduate School of Science Department of Geology and Mineralogy
- 1991 Hiroshima University Faculty of Science Department of Earth Science

Professional career (3)：

Doctor (Science) (Others)
Master (Science) (Others)
Bachelor of Science (Others)

Work history (7)：

2025/04 - 現在 Yamaguchi University Graduate School of Sciences and Technology for Innovation (Engineering) Professor
2018/04 - 現在国立研究開発法人理化学研究所客員研究員
2016/04 - 2025/03 Yamaguchi University Graduate School of Sciences and Technology for Innovation (Engineering) Associate Professor
2007/04 - 2016/03 Yamaguchi University Graduate School of Science and Engineering (Engineering) Associate Professor
2006/04 - 2007/03 Yamaguchi University Graduate School of Science and Engineering (Engineering) Associate Professor

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Committee career (32)：

2023 - 現在日本結晶学会評議員
2015 - 現在日本MRS セッションオーガナイザー
2020 - 2024 日本鉱物科学会応用鉱物科学賞選考委員会委員
2022 - 2023 日本結晶学会幹事(編集)
2022 - 2023 日本結晶学会編集委員会委員長

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Awards (1)：

1996/06 - 日本鉱物学会日本鉱物学会ベストアピール賞

Association Membership(s) (4)：

日本地球惑星科学連合 , 日本MRS , 日本鉱物科学会 , 日本結晶学会

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