Poster presentation

R2: Crystal structure, crystal chemistry, physical properties of minerals, crystal growth and applied mineralogy

Sat. Sep 14, 2024 12:30 PM - 2:00 PM Entrance Hall (Higashiyama Campus)

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12:30 PM - 2:00 PM

[R2-P-01] Advanced four-circle goniometer system for single-crystal diffraction measurements at BL-10A, PF: anomalous X-ray scattering method & in situ high-pressure experiments

*Takahiro KURIBAYASHI¹, Ryo Yamane², Keita Harada¹, Toshiro Nagase³, Kazumasa Sugiyama² (1. Tohoku University (Sci), 2. Tohoku University (IMR), 3. Tohoku University (Mus))

12:30 PM - 2:00 PM

[R2-P-02] Fine Structural Analysis using Single-Crystal Anomalous X-ray Scattering in KEK Photon Factory BL-6C

*Makoto TOKUDA¹, Takumi Ichimura², Koichi Momma⁶, Ritsuro Miyawaki⁶, Takashi Mikouchi⁴, Akira Yoshiasa³, Kazumasa Sugiyama⁵ (1. IINa, Kumamoto Univ., 2. Tohoku Univ. Eng, 3. Kumamoto Univ. Sci, 4. Univ. of Tokyo UMUT , 5. IMR, Tohoku Univ., 6. Nat’l. Mus. Nat. Sci.)

12:30 PM - 2:00 PM

[R2-P-03] Evaluation of Fe K-edge XANES anisotropy and accurate determination of micro-area Fe²⁺/Fe³⁺ in clinopyroxene using multivariate analysis

「発表賞エントリー」

*Taisuke Ito¹, Simon Richard Wallis¹, Yoshio Takahashi¹ (1. The Univ. of Tokyo, EPS)

12:30 PM - 2:00 PM

[R2-P-04] Fine structural analysis of Diopside (Violan) containing Mn and Fe

「発表賞エントリー」

*Hayato Chiba¹, Kazumasa Sugiyama², Makoto Tokuda³, Takashi Mikouchi⁴ (1. Tohoku Univ. Eng., 2. Tohoku Univ. IMR, 3. Kumamoto Univ. IINa, 4. UMUT)

12:30 PM - 2:00 PM

[R2-P-05] Single-crystal X-ray diffraction study of a largely Cs-exchanged natural Ca-chabazite: crystal-chemical factors for its excellent Cs-exchange ability

Naomi KAWATA¹, Ryo FURUHASHI¹, Keiko FUJIWARA¹, Makio OHKAWA², *Akihiko NAKATSUKA¹ (1. Yamaguchi Univ. Sci. Tech. Innov., 2. Hiroshima Univ. Adv. Sci. Eng.)

12:30 PM - 2:00 PM

[R2-P-06] Distribution of Mn³⁺ and Mn⁴⁺ studied by X anomalous scattering: the details of 3×4 tunneled structure formed by MnO₆ octahedron in woodruffite

「発表賞エントリー」

*Christopher Miyazaki¹, Ryo Yamane², Kazumasa Sugiyama², Makoto Tokuda³, Takeshi Mikouchi⁴ (1. Tohoku Univ. Eng., 2. Tohoku Univ. IMR, 3. Kumamoto Univ. IINa, 4. UMUT)

12:30 PM - 2:00 PM

[R2-P-07] Mg²⁺ and Ba²⁺ ion-exchange of GTS-type Na titanosilicate and its structural characterization

*Keiko FUJIWARA¹, Naomi Kawata¹, Akihiko Nakatsuka ¹ (1. Yamaguchi Univ. Sci. Tech. Innov.)

12:30 PM - 2:00 PM

[R2-P-08] Distribution of Fe³⁺ among tetrahedral sites and crystal structural change of gehlenite-Fe³⁺ gehlenite

*Maki HAMADA¹, Mariko Nagashima² (1. Kanazawa University, 2. Yamaguchi University)

12:30 PM - 2:00 PM

[R2-P-09] Crystallographic site preference of impurity elements in olivine by ALCHEMI method

*Yohei IGAMI¹, Akira MIYAKE¹, Ryo WAKABAYASHI¹, Norikatsu AKIZAWA² (1. Kyoto University, 2. The University of Tokyo)

12:30 PM - 2:00 PM

[R2-P-10] Precipitated structures of pyroxene lamellar with various directions

*Shoichi TOH¹ (1. Fukuoka University)

12:30 PM - 2:00 PM

[R2-P-11] Crystal chemistry of bridgmanite with Al/Fe contents expected in MORB component

*Akihiko NAKATSUKA¹, Hiroshi FUKUI², Seiji KAMADA³, Naohisa HIRAO², Makio OHKAWA⁴, Kazumasa SUGIYAMA⁵, Takashi YOSHINO⁶ (1. Yamaguchi Univ. Sci. Tech. Innov., 2. JASRI, 3. AD Science Inc., 4. Hiroshima Univ. Adv. Sci. Eng., 5. Tohoku Univ. IMR, 6. Okayama Univ. IPM)

12:30 PM - 2:00 PM

[R2-P-12] Mechanism of the pressure-induced crystallization of amorphous calcium carbonate

*Chiho Morita¹, Hiroki Kobayashi¹, Hiroyuki Kagi¹ (1. UTokyo. Sci.)

12:30 PM - 2:00 PM

[R2-P-13] Differences in the effects of Li and Cs on the calcitization of vaterite.

*Noboru FURUKAWA¹, Ami Kinoda² (1. Chiba University, 2. NIWAKA)

Session information

R2: Crystal structure, crystal chemistry, physical properties of minerals, crystal growth and applied mineralogy

[R2-P-01] Advanced four-circle goniometer system for single-crystal diffraction measurements at BL-10A, PF: anomalous X-ray scattering method & in situ high-pressure experiments

[R2-P-02] Fine Structural Analysis using Single-Crystal Anomalous X-ray Scattering in KEK Photon Factory BL-6C

[R2-P-03] Evaluation of Fe K-edge XANES anisotropy and accurate determination of micro-area Fe²⁺/Fe³⁺ in clinopyroxene using multivariate analysis

「発表賞エントリー」

[R2-P-04] Fine structural analysis of Diopside (Violan) containing Mn and Fe

「発表賞エントリー」

[R2-P-05] Single-crystal X-ray diffraction study of a largely Cs-exchanged natural Ca-chabazite: crystal-chemical factors for its excellent Cs-exchange ability

[R2-P-06] Distribution of Mn³⁺ and Mn⁴⁺ studied by X anomalous scattering: the details of 3×4 tunneled structure formed by MnO₆ octahedron in woodruffite

「発表賞エントリー」

[R2-P-07] Mg²⁺ and Ba²⁺ ion-exchange of GTS-type Na titanosilicate and its structural characterization

[R2-P-08] Distribution of Fe³⁺ among tetrahedral sites and crystal structural change of gehlenite-Fe³⁺ gehlenite

[R2-P-09] Crystallographic site preference of impurity elements in olivine by ALCHEMI method

[R2-P-10] Precipitated structures of pyroxene lamellar with various directions

[R2-P-11] Crystal chemistry of bridgmanite with Al/Fe contents expected in MORB component

[R2-P-12] Mechanism of the pressure-induced crystallization of amorphous calcium carbonate

[R2-P-13] Differences in the effects of Li and Cs on the calcitization of vaterite.

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