Single crystal study on high-temperature high-pressure structure of subduction zone minerals

• Project/Area Number: 18340168
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Petrology/Mineralogy/Science of ore deposit
• Research Institution: Tohoku University
• Principal Investigator: KUDOH Yasuhiro Tohoku University, 大学院・理学研究科, 教授 (30107693)
• Co-Investigator(Kenkyū-buntansha): KURIBAYASHI Yakahiro 東北大学, 大学院・理学研究科, 助教 (20302086) ; 鍵 裕之 東京大学, 大学院・理学系研究科, 准教授 (70233666) ; 佐々木 聡 東京工業大学, 応用セラミックス研究所, 教授 (10162364)
• Co-Investigator(Renkei-kenkyūsha): KAGI Hiroyuki 東京大学, 大学院・理学系研究科, 准教授 (70233666) ; SASAKI Satoshi 東京工業大学, 応用セラミックス研究所, 教授 (10162364)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥16,050,000 (Direct Cost: ¥13,500,000、Indirect Cost: ¥2,550,000); Fiscal Year 2008: ¥5,590,000 (Direct Cost: ¥4,300,000、Indirect Cost: ¥1,290,000); Fiscal Year 2007: ¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000); Fiscal Year 2006: ¥5,000,000 (Direct Cost: ¥5,000,000)
• Keywords: 地球惑星物質 / 含水フォルステライト / ノルベルジャイト / ヒューランダイート / 単結晶X線回折法 / 結晶構造 / 含水オリビン / 単結晶X線回折 / vacancy / phase G / ringwoodite / ダイヤモンドアンビル / 高圧下単結晶X線

Research Abstract

地球のマントル中に主として存在すると考えられている無水相のマグネシウム珪酸塩鉱物中に微量の水が, 沈み込み帯の含水マグネシウム珪酸塩相を通じて高温高圧下で取り込まれるメカニズムを, 単結晶法によるX線回折や赤外吸収スペクトルの解析により検討し, 水素原子に置換される原子のイオン半径と電気的中性則の観点から明らかにした.

Research Products

• [Journal Article] Crystal structural features of hydrous forsterite : Effect of Fe on the M-site vacancies, possible hydrogen positions and variation of the unit cell dimensions (2008)
  • Author(s): Y. Kudoh
  • Journal Title: J.Mineral.Petrol.Sci. 103 Pages: 371-375
  • NAID: 10022079586
  • Peer Reviewed
• [Journal Article] Precise determination of elastic constants by high-resolution inelastic X-ray scattering (2008)
  • Author(s): H. Fukui, T. Katsura, T. Kuribayashi, T. Matsuzaki, A. Yoneda, E. Ito, Y. Kudoh, S. Tsutsui, A.Q.R. Baron
  • Journal Title: J.Synchrotron Rad. 15 Pages: 618-623
  • Peer Reviewed
• [Journal Article] Synchrotron X-ray analysis of norbergite, Mg_<2.98>Fe_<0.01>Ti_<0.02>Si_<0.99>O_4(OH_<0.31>F_<1.69>) structure at high pressure up to 8.2 Gpa (2008)
  • Author(s): T. Kuribayashi, M. Tanaka, Y. Kudoh
  • Journal Title: Phys. Chem. Minerals 35 Pages: 559-568
  • Peer Reviewed
• [Journal Article] The partially dehydrated structure of natural heulandite : An in situ high temperature single crystal X-ray diffraction study (2008)
  • Author(s): T. M. Khobaer, T. Kuribayashi, K. Komatsu, Y. Kudoh
  • Journal Title: J.Mineral.Petrol.Sci 103 Pages: 61-76
  • NAID: 10020736940
  • Peer Reviewed
• [Journal Article] The partially dehydrated structure of natural heulandite : An in situ high temperature single crystal X-ray diffraction study (2008)
  • Author(s): T. M. Khohaer. T. Kuribavashi, K. Komatsu. Y. Kudoh
  • Journal Title: J. Mineral. Petrol. Sci. 103 Pages: 61-76
  • NAID: 10020736940
  • Peer Reviewed
• [Journal Article] X-ray analysis of norbergite,Mg_<2.98>Fe_<0.01>Ti_<0.02>Si_<0.99>O_4(OH_<0.31>F_<1.69>) structure at high pressure up to 8.2 GPa (2008)
  • Author(s): T. Kuribayashi, M. Tanaka, Y. Kudoh
  • Journal Title: Phys. Chem. Minerals 35 Pages: 559-568
  • Peer Reviewed
• [Journal Article] Precise determination of elastic constants by high-resolution inelastic X-ray scattering (2008)
  • Author(s): H. Fukui. T. Katsura, T. Kuribavashi. T. Matsuzaki, A. Yoneda, E. Ito, Y. Kudoh, S. Tsutsui. A. O. R. Baron
  • Journal Title: J. Synchrotron Rad. 15 Pages: 618-623
  • Peer Reviewed
• [Journal Article] Crystal structural features of hydrous forsterite : Effect of Fe on the M-site vacancies, possible hydrogen positions and variation of the unit cell dimensions (2008)
  • Author(s): Y. Kudoh
  • Journal Title: J. Mineral. Petrol. Sci. 103 Pages: 371-375
  • NAID: 10022079586
  • Peer Reviewed
• [Journal Article] Effect of pressure on the crystal structure of phase G(D), Mg_<1.24>Si_<1.76>H_<2.48>O_6 (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, H. Mizobata, E. Ohtani, S. Sasaki, M. Tanaka
  • Journal Title: KEK Activity Report 2006 #24, Part B 179
• [Journal Article] Pressure induced amorphization of portlandite, Ca(OH)_2 around 6 Gpa (2007)
  • Author(s): K. Takahara, T. Kuribayashi, Y. Kudoh
  • Journal Title: KEK Activity Report 2006 #24, Part B 180
• [Journal Article] Cation vacancies and possible hydrogen atom positions in Fe-bearing hydrous forsterite, Mg_<1.85>Fe_<0.14>Si_<0.99>H_<0.06>O_4,synthesized at 13.5 GPa and 1400 C (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, K. Litasov, E. Ohtani
  • Journal Title: J.Mineral.Petrol.Sci. 102 Pages: 306-310
  • Peer Reviewed
• [Journal Article] Single crystal x-ray dioeraction study of high-pressure phases of KHCO_3 (2007)
  • Author(s): K. Komatsu, H. Kagi, T. Nagai, T.Kuribayashi, J.B. Parise, Y. Kudoh
  • Journal Title: Am. Mineral 92 Pages: 1270-1275
  • Peer Reviewed
• [Journal Article] Origin of piezoelectricity for langasite A_3Ga_5SiO_<14>(A=La and Nd) under high pressure (2007)
  • Author(s): N. Araki, H. Ohsato, K. Kakimoto, T. Kuribayashi, Y. Kudoh, H. Morikoshi
  • Journal Title: Journal of the European Ceramic Society 27 Pages: 4099-4102
  • Peer Reviewed
• [Journal Article] Pressure dependence of u parameter in ringwoodite up to 7.9 Gpa (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, H. Mizobata, E. Ohtani, S. Sasaki, M. Tanaka
  • Journal Title: J. Mineral. Petrol. Sci. 102 Pages: 8-11
  • NAID: 10018411424
  • Peer Reviewed
• [Journal Article] Crystal structures of high-pressure phases in the alumina-water system : II. Powder X-ray dioeraction study of a new dense aluminum deuteroxide, delta-Al(OD)_3 (2007)
  • Author(s): K. Komatsu, A. Sano, K. Momma, E. Ohtani and Y. Kudoh
  • Journal Title: Z. Kristallogr. 222 Pages: 13-22
  • Peer Reviewed
• [Journal Article] Crystal structures of high-pressure phases in the alimina-water system : I. single crystal X-ray diffraction and molecular dynamics simulation of eta-Al(OH)_3 (2007)
  • Author(s): K. Komatsu, T. Kuribayashi, Y. Kudoh and H. Kagi
  • Journal Title: Z. Kristallogr 222 Pages: 1-12
  • Peer Reviewed
• [Journal Article] Pressure dependence of u parameter in ringwoodite up to 7.9 GPa. (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, H. Mizobata, E. Ohtani, S. Sasaki, M. Tanaka
  • Journal Title: Journal of Mineralogical and Petrological Sciences 102 Pages: 8-11
  • NAID: 10018411424
  • Peer Reviewed
• [Journal Article] Cation vacancies and possible hydrogen atom positions in Fe-bearing hydrous for sterite, Mg_<1.85>Fe_<0.14>Si_<0.99>H_<0.06>O_4, synthesized at 13.5 GPa and 1400℃. (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, K. Litasov, E. Ohtani
  • Journal Title: Journal of Mineralogical and Petrological Sciences 102 Pages: 306-310
  • NAID: 10019908489
  • Peer Reviewed
• [Journal Article] Crystal structures of high-pressure phases in the alimina-water system: I. Single crystal X-ray diffraction and molecular dynamics simulation of eat-Al(OH)_3. (2007)
  • Author(s): K. Komatsu, T. Kuribayashi, Y. Kudoh and H. Kagi
  • Journal Title: Z. Kristallogr. 222 Pages: 1-12
  • Peer Reviewed
• [Journal Article] Pressure dependence of u-parameter in ringwoodite up to 7.9 GPa. (2007)
  • Author(s): Kudoh, Y., Kuribayashi, T., Mizobata, H., Ohtani, E., Sasaki, S., Tanaka, M.
  • Journal Title: Journal of Mineralogical and Petrological Sciences 102 Pages: 8-11
  • NAID: 10018411424
• [Journal Article] Single crystal X-ray diffraction study of high pressure phase of gibbsite (2006)
  • Author(s): K. Komatsu, T. Kuribayashi, Y. Kudoh
  • Journal Title: KEK Activity Report 2005 #23, Part B 171
• [Journal Article] Bulk modulus and linear compressibilities of phase G, Mg_<1.24>Si_<1.76>H_<2.48>O_6 (2006)
  • Author(s): Y. Kudoh, T. Kuribayashi, H. Mizobata, E. Ohtani, S. Sasaki, M. Tanaka
  • Journal Title: KEK Activity Report 2005 #23, Part B 170
• [Journal Article] The crystal structures of natural norbergite at 4.7 and 6.3 GPa conditions (2006)
  • Author(s): T. Kuribayashi, M. Tanaka, Y. Kudoh
  • Journal Title: KEK Activity Report 2005 #23, Part B 163
• [Journal Article] 平均構造モデルから読みとれる不規則性の例 (2006)
  • Author(s): 工藤康弘
  • Journal Title: 日本結晶学会誌 48(1) Pages: 3-6
  • NAID: 10020535023
  • Peer Reviewed
• [Journal Article] Redetermination of the high-pressure modiocation of AlOOH from single-crystal synchrotron data (2006)
  • Author(s): K. Komatsu, T. Kuribayashi,, A. Sano.,E. Ohtani, Y. Kudoh
  • Journal Title: Acta Crystallographica E62
  • Peer Reviewed
• [Journal Article] Cation vacancy and possible hydrogen positions in hydrous forsterite, Mg_<1.985>Si_<0.993>H_<0.06>O_4 (2006)
  • Author(s): Y. Kudoh, T. Kuribayashi, H. Kagi, T. Inoue
  • Journal Title: J.Mineral.Petrol.Sci Pages: 101265-269
  • Peer Reviewed
• [Journal Article] Cation vacancy and possible hydrogen positions in hydrous forsterite, Mg_<1.985>Si_<0.993>H_<0.06>O_4, synthesized at 13.5 GPa and 1300℃. (2006)
  • Author(s): Kudoh, Y., Kuribayashi, T., Kagi, H., Inoue, T.
  • Journal Title: Journal of Mineralogical and Petrological Sciences 101 Pages: 265-269
  • NAID: 10018106152
• [Journal Article] Redetermination of the high-pressure modification of AlOOH from single-crystal synchrotron data. (2006)
  • Author(s): Komatsu, K., Kuribayashi, T., Sano, A., Ohtani, E., Kudoh, Y.
  • Journal Title: Acta Cryst. E62
• [Journal Article] Examples of disorder found in the averaged structures. (in Japanese). (2006)
  • Author(s): Kudoh, Y.
  • Journal Title: Journal of the Crystallographic society of Japan 48 Pages: 3-6
• [Journal Article] Bulk modulus and linear compressibilities of phase G, Mg_<1.24>Si_<1.76>H_<2.48>O_6. (2006)
  • Author(s): Kudoh, Y., Kuribayashi, T., Mizobata, H., Ohtani, E., Sasaki, S., Tanaka, M
  • Journal Title: KEK Activity Report 2005 23, Part B Pages: 170-170
• [Journal Article] Reinvestigation of the MgSiO_3 perovskite structure at high pressure. (2006)
  • Author(s): Sugahara, M., Yoshiasa, A., Komatsu, Y., Yamanaka, T., Bolfan-Casanova, N., Nakatsuka, A., Sasaki, S., Tanaka, M.
  • Journal Title: American Mineralogist 91 Pages: 533-536
• [Presentation] Crystal structural features of the M-site vacancies in Fe-free and Fe-bearing hydrous forsterites (2008)
  • Author(s): Y. Kudoh
  • Organizer: American Geophysical Union 2008 Fall Meeting, San Francisco
  • Place of Presentation: U.S.A.
• [Presentation] 水晶の日本式双晶の成長組織と接合面の構造について (2008)
  • Author(s): 門馬綱, 長瀬敏郎, 栗林貴弘, 工藤康弘
  • Organizer: 日本鉱物科学会2008年年会
  • Place of Presentation: 秋田
• [Presentation] サメの歯エナメル質の水酸アパタイトの配向性 (2008)
  • Author(s): 小野明人, 栗林貴弘, 工藤康弘
  • Organizer: 日本鉱物科学会2008年年会
  • Place of Presentation: 秋田
• [Presentation] Geを含む3種類の珪灰石の長周期構造について (2008)
  • Author(s): 西文人, 宮脇律朗, 工藤康弘, 栗林貴弘
  • Organizer: 日本鉱物科学会2008年年会
  • Place of Presentation: 秋田
• [Presentation] 含水フォルステライトにおけるM-site空席と可能な水素位置に関する結晶学的考察 (2008)
  • Author(s): 工藤康弘
  • Organizer: 日本鉱物科学会2008年年会
  • Place of Presentation: 秋田
• [Presentation] 千葉県南房総市荒川から産出した包摂化合物結晶について (2008)
  • Author(s): 門馬綱一, 西久保勝己, 高田雅介, 高橋直樹, 本間千舟, 長瀬敏郎, 工藤康弘, 池田卓史
  • Organizer: 日本鉱物科学会2008年年会
  • Place of Presentation: 秋田
• [Presentation] The role of Japanese twin boundary in quartz as a source of Brazil twin (2008)
  • Author(s): K. Momma, T. Nagase, Y. Kudoh, T. Kuribayashi
  • Organizer: XXI Congress of the International Union of Crystallography
  • Place of Presentation: Osaka, Japan
• [Presentation] Structural features of the M-site vacancies and possible hydrogen positions in hydrous forsterite (2008)
  • Author(s): Y. Kudoh
  • Organizer: XXI Congress of the International Union of Crystallography
  • Place of Presentation: Osaka, Japan
• [Presentation] T, 2T and 4T wollastonites derived by the Ge substitution (2008)
  • Author(s): F. Nishi, Y. Kudoh, T. Kuribayashi, R. Miyawaki
  • Organizer: XXI Congress of the International Union of Crystallography
  • Place of Presentation: Osaka, Japan
• [Presentation] The effects of F-OH replacement on the compression of super hydrous phase B structure (2008)
  • Author(s): T. Kuribayashi, T. Nagase, H. Kojitani, M. Akaogi, R. Hemly, H.K. Mao, Y. Kudoh
  • Organizer: XXI Congress of the International Union of Crystallography
  • Place of Presentation: Osaka, Japan
• [Presentation] 水晶の日本式双晶接合面とブラジル双晶接合面の構造関係 (2008)
  • Author(s): 門馬綱一, 長瀬敏郎, 工藤康弘, 栗林貴弘
  • Organizer: 地球惑星科学連合2008年大会
  • Place of Presentation: 幕張
• [Presentation] オリビンにおけるFe量と軸長の関係について (2008)
  • Author(s): 猪塚幸, 工藤康弘
  • Organizer: 地球惑星科学連合2008年大会
  • Place of Presentation: 幕張
• [Presentation] Effect of Fe on the possible hydrogen atom positions in hydrous forsterite (2008)
  • Author(s): Y. Kudoh
  • Organizer: The 3rd COE-21 International Symposium "Origin, Evolution and Dynamics of the Earth"
  • Place of Presentation: Misasa, Japan
• [Presentation] Precise determination of elastic properties for MgO by means of inelastic x-ray scattering (2008)
  • Author(s): H. Fukui, T. Katsura, T. Kuribayashi, T. Matsuzaki, A. Yoneda, E. Ito, Y. Kudoh, S. Tsutsui, A.Q.R. Baron
  • Organizer: The 3rd COE-21 International Symposium "Origin, Evolution and Dynamics of the Earth"
  • Place of Presentation: Misasa, Japan
• [Presentation] Crystal structural features of the M-site vacancies in Fe-free and Fe-bearing hydrous forsterites (2008)
  • Author(s): Y. Kudoh
  • Organizer: American Geophysical Union 2008 Fall Meeting
  • Place of Presentation: San Francisco, U.S.A
• [Presentation] Crystal structure of Fe-bearing forsterite and its possible hydrogen positions. (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, K. Litasov. E. Ohtani
  • Organizer: 7th High pressure mineral physics seminar
  • Place of Presentation: 松島町
  • Year and Date: 2007-05-09
• [Presentation] Cation vacancies and possible hydrogen atom positions in Fe-bearing hydrous forsterite (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, K. Litasov. E. Ohtani
  • Organizer: American Geophysical Union 2007 Fall Meeting
  • Place of Presentation: San Francisco U.S.A.
• [Presentation] 高圧下X線熱散漫散乱法で求めたII-VI族半導体CdTeの弾性特性 (2007)
  • Author(s): 大津大輔, 奥部真樹, 佐々木聡, 栗林貴弘, 工藤康弘
  • Organizer: 日本結晶学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] 含水フォルステライトにおける可能な水素位置 (2007)
  • Author(s): 工藤康弘
  • Organizer: 日本結晶学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] CaAl_2O_4の結晶構造に及ぼす圧力の影響 (2007)
  • Author(s): 伊東洋典, 栗林貴弘, 工藤康弘, 宍戸統悦
  • Organizer: 第48回高圧討論会
  • Place of Presentation: 倉吉市
• [Presentation] 単結晶法による7.4GPaまでの高圧下におけるsuper hydrous phase Bの圧縮挙動の解析 (2007)
  • Author(s): 栗林貴弘, 糀谷浩, 赤荻正樹, 工藤康弘
  • Organizer: 第48回高圧討論会
  • Place of Presentation: 倉吉市
• [Presentation] 珪化木中に含まれるシリカ鉱物の結晶性の変化 (2007)
  • Author(s): 小野明人, 栗林貴弘, 工藤康弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] ジルコニアの結晶構造におよぼす温度の影響 (2007)
  • Author(s): 酒井伸也, 栗林貴弘, 工藤康弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] Xonotlite, Ca_6Si_6O_<17>(OH)_2の赤外吸収スペクトルと多型 (2007)
  • Author(s): 野曜, 栗林貴弘, 工藤康
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] K置換したheulanditeの結晶構造について (2007)
  • Author(s): 金子陽一郎, 工藤康弘, 栗林貴弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] CaAl_2O_4の圧縮率 (2007)
  • Author(s): 伊東洋典, 宍戸統悦, 栗林貴弘, 工藤康弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] Hydrous forsterite のM-site, T-site vacancy と可能な水素位置について (2007)
  • Author(s): 工藤康弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] オリビンにおける陽イオンの席選択性 (2007)
  • Author(s): 猪塚幸, 栗林貴弘, 工藤康弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] メノウ組織中におけるAl含有量とモガナイト量の変動 (2007)
  • Author(s): 門馬綱一, 長瀬敏郎, 工藤康弘, 栗林貴弘
  • Organizer: 日本鉱物科学会2007年度年会
  • Place of Presentation: 東京都
• [Presentation] Effects of Mg and Si ions to the symmetry of dense aluminum oxide hydroxide (2007)
  • Author(s): K. Komatsu, A. Sano, H. Kagi, E. Ohtani, Y. Kudoh, J. Loveday
  • Organizer: Advances in high pressure crystallography at large scale facilities
  • Place of Presentation: Oxford, U.K
• [Presentation] 高分解能X線非弾性散乱によるMgOの弾性定数の決定 (2007)
  • Author(s): 福井宏之, 桂智男, 栗林貴弘, 松崎琢也, Baron Alfred, 工藤康弘
  • Organizer: 地球惑星科学関連学会2007年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Humiteの結晶構造に与える温度の影響 : 1023KまでのX線回折法及び1323Kまでの赤外吸収スペクトルによる研究 (2007)
  • Author(s): 住岡慶子, 栗林貴弘, 工藤康弘
  • Organizer: 地球惑星科学関連学会2007年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Moganite distribution and aluminum content in agate (2007)
  • Author(s): 門馬綱一, 長瀬敏郎, 工藤康弘, 栗林貴弘
  • Organizer: 地球惑星科学関連学会2007年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Portlandite単結晶の高圧下におけるX線回折法および赤外吸収スペクトルによる研究 (2007)
  • Author(s): 高原健士, 栗林貴弘, 工藤康弘
  • Organizer: 地球惑星科学関連学会2007年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Litasov Konstantin,大谷栄治 : Fe-bearing hydrous forsteriteの結晶構造と可能な水素の位置 (2007)
  • Author(s): 工藤康弘, 栗林貴弘
  • Organizer: 地球惑星科学関連学会2007年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Structrral variations of natural norbergite, Mg_<2.98>Fe_<0.01>Ti_<0.02>Si_<0.99>O_4(OH_<0.31>F_<1.69>), under high pressure conditions (2007)
  • Author(s): T. Kuribayashi, M. Tanaka, H. Kagi, Y. Kudoh
  • Organizer: 7th High pressure mineral physics seminar
  • Place of Presentation: Matsushima, Japan
• [Presentation] Crystal structure of Fe-bearing forsterite and its possible hydrogen positions (2007)
  • Author(s): Y. Kudoh, T. Kuribayashi, K. Litasov. E. Ohtani
  • Organizer: 7th High pressure mineral physics seminar
  • Place of Presentation: Matsushima, Japan
• [Presentation] Cation vacancy and possible hydrogen positions in hydrous forsterite (2006)
  • Author(s): Y. Kudoh, T. Kuribayashi, H. Kagi, T. Inoue
  • Organizer: American Geophysical Union 2006 Fall Meeting
  • Place of Presentation: San Francisco, U.S.A.
• [Presentation] Effect of pressure on the crystal structure of high-temperature polymorph of Ca_2SiO_4 (2006)
  • Author(s): H. Itoh, F. Nishi, T. Kuribayashi, Y. Kudoh
  • Organizer: American Geophysical Union 2006 Fall Meeting
  • Place of Presentation: San Francisco, U.S.A.
• [Presentation] Grain size effects on genesis of morganite and Brazil twin in quartz (2006)
  • Author(s): K. Momma, T. Nagase, Y. Kudoh, T. Kuribayashi, M. Tanaka
  • Organizer: Joint Conference of the Asian Crystallographic Association and the Crystallographic Society of Japan
  • Place of Presentation: Tsukuba, Japan
• [Presentation] High temperature x-ray study on a single crystal of humite,Mg_7Si_3O_<12>(OH,F)_2 up to 1023 K. (2006)
  • Author(s): K. Sumioka, T. Kuribayashi, Y. Kudoh
  • Organizer: Joint Conference of the Asian Crystallographic Association and the Crystallographic Society of Japan
  • Place of Presentation: Tsukuba, Japan
• [Presentation] Crystal structure of high pressure phase of MgAl_2O_4 synthesized at conditions of 2200 K and 41.8 Gpa (2006)
  • Author(s): Y. Kudoh, T. Kuribayashi, Y. Sueda, T. Irifune
  • Organizer: Joint Conference of the Asian Crystallographic Association and the Crystallographic Society of Japan
  • Place of Presentation: Tsukuba, Japan
• [Presentation] MgAl_2O_4 単結晶のCT型高圧構造とその特徴 (2006)
  • Author(s): 工藤康弘, 栗林貴弘, 末田有一郎, 入船徹男
  • Organizer: 第47回高圧討論会
  • Place of Presentation: 熊本市
• [Presentation] 高圧下におけるCa(OH)_2 : DACと単結晶X線回折法による測定 (2006)
  • Author(s): 高原健士, 栗林貴弘, 工藤康弘
  • Organizer: 第47回高圧討論会
  • Place of Presentation: 熊本市
• [Presentation] 高圧下と低温下におけるphase A相の構造の圧縮機構の比較 (2006)
  • Author(s): 栗林貴弘, 田中雅彦, 工藤康弘
  • Organizer: 第47回高圧討論会
  • Place of Presentation: 熊本市
• [Presentation] Powder neutron dioeraction for topaz-OD under high pressure (2006)
  • Author(s): K. Komatsu, H. Kagi, W. G. Marshall, T. Kuribayashi, J. B. Parise, Y. Kudoh
  • Organizer: 19th General Meeting of the International Mineralogical Association
  • Place of Presentation: Kobe, Japan
• [Presentation] In situ high temperature single crystal X-ray dioeraction study of natural heulandite at 150℃ (2006)
  • Author(s): T. M. Khobaer, K. Komatsu, T. Kuribayashi, Y. Kudoh
  • Organizer: 19th General Meeting of the International Mineralogical Association
  • Place of Presentation: Kobe, Japan
• [Presentation] High-pressure single-crystal x-ray dioeraction studies using synchrotron radiation and FT-IR observation on norbergite (2006)
  • Author(s): T. Kuribayashi, H. Kagi, M. Tanaka, Y. Kudoh
  • Organizer: 19th General Meeting of the International Mineralogical Association
  • Place of Presentation: Kobe, Japan
• [Presentation] Crystal structure of hydrous forsterite with 0.38 wt% H_2O (2006)
  • Author(s): Y. Kudoh, T. Kuribayashi, T. Inoue
  • Organizer: 19th General Meeting of the International Mineralogical Association
  • Place of Presentation: Kobe, Japan
• [Presentation] Molecular dynamics simulation of twin boundaries in quartz (2006)
  • Author(s): K. Momma, T. Nagase, Y. Kudoh, T. Kuribayashi
  • Organizer: 19th General Meeting of the International Mineralogical Association
  • Place of Presentation: Kobe, Japan
• [Presentation] 微晶質石英におけるブラジル双晶の形成に対する表面エネルギーの影響 (2006)
  • Author(s): 門馬綱一, 長瀬敏郎, 工藤康弘, 栗林貴弘, 田中雅彦
  • Organizer: 地球惑星科学関連学会2006年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Powder neutron dioeraction and Raman spectra for bayerite at high pressure (2006)
  • Author(s): 小松一生, 鍵 裕之, 栗林貴弘, Parise John B., Nelmes Richard G., Bull Craig, Guthrie Malcolm, Tucker Matthew G., 工藤康弘
  • Organizer: 地球惑星科学関連学会2006年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Crystal structure of high pressure Al(OH)_3 polymorphs : II. Powder X-ray dioeraction study of delta-Al(OH)_3 (2006)
  • Author(s): 小松一生, 佐野亜沙美, 大谷栄治, 鍵 裕之, 栗林貴弘, 工藤康弘
  • Organizer: 地球惑星科学関連学会2006年合同大会
  • Place of Presentation: 幕張市
• [Presentation] Crystal structure of high pressure Al(OH)_3 polymorphs : I. Single crystal X-ray dioeraction study of eta-Al(OH)_3 (2006)
  • Author(s): 小松一生, 栗林貴弘, 鍵 裕之, 工藤康弘
  • Organizer: 地球惑星科学関連学会2006年合同大会
  • Place of Presentation: 幕張市
• [Presentation] 0.38wt%H_2Oを含むforsteriteの結晶構造と水素の位置 (2006)
  • Author(s): 工藤康弘, 栗林貴弘, 井上徹
  • Organizer: 地球惑星科学関連学会2006年合同大会
  • Place of Presentation: 幕張市
• [Presentation] 含水フォルステライトにおける可能な水素位置に及ぼすFeの影響 (2005)
  • Author(s): 工藤康弘
  • Organizer: 地球惑星科学連合2008年大会
  • Place of Presentation: 幕張
• [Presentation] X 線非弾性散乱によるフェロペリクレイスの弾性定数決定 (2005)
  • Author(s): 福井宏之, 桂智男, 栗林貴弘, 松崎琢也, 工藤康弘, Baron Alfred
  • Organizer: 地球惑星科学連合2008年大会
  • Place of Presentation: 幕張