Division of Earth and Planetary
Materials Science

Department of Earth Science,
Tohoku University

Research Group of
Mineralogy and
Crystalography

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»   Structural Studies under High-Temperature and High-Pressure Conditions

1. High Pressure Single Crystal X-ray Diffraction Studies

Recently Works:

  • Kudoh, Y. (2004) Structural relation of phase A to ringwoodite: predicted possible low-pressure polymorph of Mg7Si2H6O14 (phase AII) derived as recombination structure from forsterite. Physics of Earth and Planetary Interiors, 143-144, 305-309.
  • Kudoh, Y., Kuribayashi, T., Suzuki, A., Ohtani, E. and Kamada, T. (2004) Space group and hydrogen sites of d-AlOOH and implications for a hypothetical high-pressure form of Mg(OH)2. Physics and Chemistry of Minerals, 31, 360-364.
四軸自動回折計(Rigaku. AFC-7S)ダイアモンドアンビルセル

4-circle X-ray diffractometer                                       Diamond Anvil Cell.(Kudoh and Takeda, 1986)
(Rigaku, AFC-7S) with diamond anvil cell.

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Members Research Interests
Structural Studies under High-Temperature and High-Pressure Conditions
  1. High Pressure Single Crystal X-ray Diffraction Studies
  2. High Temperature Single Crystal X-ray Diffraction Studies
  3. Studies on the Behavior of Hydrogen bonding in Hydrous Minerals under High Pressure and High Temperature Conditions using FT-IR observation method
Studies on the Microtexture and Growth Mechanism

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