ニュース

GL-GRC inter-institutional Science Symposium (at Geophysical Laboratory of The Carnegie Institution of Washington)

大藤助教らが鉱物科学会奨励賞他受賞

第4回若手の会ワークショップ開催

招待講演

入舩徹男，放射光で拓く地球深部の科学，第25回日本放射光学会年会・放射光科学合同シンポジウム（JSR12），市民公開講座，鳥栖市民文化会館ホール，佐賀県，2012年1月8日

Kawazoe, T., Nishihara, Y., Ohuchi, T., Nishi, M., Nishiyama, N., Higo, Y., Funakoshi, K., Irifune, T., In situ stress-strain measurements in a deformation-DIA apparatus at P-T conditions of the upper part of the mantle transition zone, AGU Fall Meeting 2011, San Francisco, CA, USA, December 6, 2011

Tsuchiya, T., On the densest phase of silica, AGU Fall Meeting 2011, San Francisco, CA, USA, December 5, 2011

入舩徹男，超高硬度ナノ多結晶ダイヤモンドの合成と応用，第38回セメント・コンクリート研究討論会，松山市立子規記念博物館，愛媛，2011年11月18日

Irifune, T., Nano-polycrystalline diamond (NPD): A new window into the deep Earth, AIRAPT 23 (International Conference on High Pressure Science and Technology), Mumbai, India, September 29, 2011

Tsuchiya, T., Dekura, H., Kuwayama, Y., Tsuchiya, J., Multimegabar phase relations of major Earth and planetary materials, Goldschmidt2011, Prague, Czech Republic, August 19, 2011

Irifune, T., Tange, Y., Shinmei, T., Kimura, Y., Iron partitioning between silicate perovskite and ferropeliclase in pyrolite to 50 GPa using kawai-type multianvil apparatus, Asia Oceania Geosciences Society 2011, Taipei, Taiwan, August 8, 2011

Tsuchiya, T., Insight on lower mantle heterogeneity from Ab initio high-pressure elasticity of subducted crustal materials, Asia Oceania Geosciences Society 2011, Taipei, Taiwan, August 8, 2011

最新公表論文

Ohuchi, T., Kawazoe, T., Nishihara, Y., Irifune, T. (2011): Change of olivine a-axis alignment induced by water: origin of seismic anisotropy in subduction zones, Earth. Planet. Sci. Lett., 317-318, 111-119, doi:10.1016/j.epsl.2011.11.022[LINK]

Gréaux, S., Farges, F., Gautron, L., Flank, A.-M., Lagarde P. (2011): X-ray Absorption Near Edge Structure (XANES) study of the speciation of uranium and thorium in Al-rich CaSiO₃ perovskites, Am. Mineral. 97(1), 100-109, doi:10.2138/am.2012.3811[LINK]

Shinozaki, A., Hirai, H., Kagi, H., Kondo, T., Okada, T., Nishio-hamane, D., Machida, S., Irifune, T., Kikegawa, T., Yagi, T. (2012): Reaction of forsterite with hydrogen molecules at high pressure and temperature, Phys. Chem. Miner. 39(2), 123-129, DOI: 10.1007/s00269-011-0467-7[LINK]

Fujino, K., Nishio-Hamane, D., Seto, Y., Sata, N., Nagai, T., Shinmei, T., Irifune, T., Ishii, H., Hiraoka, N., Cai, Y.Q., and Tsuei, K.D. (2012): Spin transition of ferric iron in Al-bearing Mg-perovskite up to 200 GPa and its implication for the lower mantle, Earth Planet. Sci. Lett., 317-318, 407-412, doi:10.1016/j.epsl.2011.12.006[LINK]

Qin, J., Irifune, T., Dekura, H., Ohfuji, H., Nishiyama, N., Lei, L., Shinmei, T. (2012): Phase relations in boron at pressures up to 18 GPa and temperatures up to 2200 ℃, Phys. Rev. B, 85, 014107, DOI: 10.1103/PhysRevB.85.014107[LINK]

Yamamoto, J., Otsuka, K., Ohfuji, H., Ishibashi, H., Hirano, N., Kagi, H., (2011): Retentivity of CO₂ in fluid inclusions in mantle minerals, Eur. J. Mineral., 23(5), 805-815, DOI: 10.1127/0935-1221/2011/0023-2150[LINK]

Yasuhara, H., Kinoshita, N., Ohfuji, H., Lee, D. S., Nakashima, S., Kishida, K., (2011): Temporal alteration of fracture permeability in granite under hydrothermal conditions and its interpretation by coupled chemo-mechanical model, Appl. Geochem., 26(12), 2074-2088, doi:10.1016/j.apgeochem.2011.07.005[LINK]

Kawazoe, T., Nishihara, Y., Ohuchi, T., Nishiyama, N., Higo, Y., Funakoshi, K., Irifune, T., (2011): In situ stress-strain measurements in a deformation-DIA apparatus at P-T conditions of the upper part of the mantle transition zone, Am. Mineral., 96(11-12), 1665-1672,　DOI: 10.2138/am.2011.3818[LINK]

Nishi, M., Kubo, T., Kato, T., Tominaga, A., Funakoshi, K., Higo, Y. (2011): Exsolution kinetics of majoritic garnet from clinopyroxene in subducting oceanic crust, Phys. Earth Planet. Inter. 189(1-2), 47-55, doi:10.1016/j.pepi.2011.07.002[LINK]

丹下義範 (2011): 焼結ダイヤモンドアンビルを用いた川井式装置による高圧発生技術の開発と下部マントル鉱物学への応用，高圧力の科学と技術，21(3)，221-229，doi:10.4131/jshpreview.21.221[LINK]

入舩徹男, 角谷均（2011）：ナノ多結晶ダイヤモンドの超高圧合成と特性・応用, セラミクス, 第46巻5号, 365-371

石河考洋,　土屋卓久（2011）：　第一原理計算から予測される地球内核における鉄および鉄-軽元素合金の結晶構造と弾性特性, 高圧力の科学と技術, 21(2), 69-76, doi:10.4131/jshpreview.21.69[LINK]

西原遊（2011）：高圧下でのマントル鉱物の流動特性，高圧力の科学と技術，21(2)，137‐143，doi:10.4131/jshpreview.21.137[LINK]

Stagno, V., Tange, Y., Miyajima, N., McCammon, C., Irifune, T., Frost, D.J., (2011):The stability of magnesite in the transition zone and the lower mantle as function of oxygen fugacity, Geophys. Res. Lett., 38, L19309, doi:10.1029/2011GL049560[LINK]

Tsuchiya, T. (2011): Elasciticy of subducted basaltic crust at the lower mantle pressures: Insights on the nature of deep mantle heterogeneity, Phys. Earth Planet. Inter., 188(3-4), 142-149, doi:10.1016/j.pepi.2011.06.018[LINK]

Li, X., He, Q., Deng, L., Zhai, S., Hu, X., Li, B., Zhang, L., Chen, Z., Liu, Q. (2011): Equation of state of CAS phase to pressure of the uppermost lower mantle at ambient temperature, Chin. Sci., 54(9), 1394-1399, DOI: 10.1007/s11430-011-4262-6[LINK]

Tange, Y., Takahashi, E., Funakoshi, K. (2011): In situ observation of pressure induced electrical resistance changes in zirconium: Pressure calibration points for the large volume press at 8 and 35 GPa, High Press. Res., 31(3), 413-418, doi:10.1080/08957959.2011.596837[LINK]

Kanao, M., Usui, Y., Inoue, T., Yamada, A. (2011): Broadband seismic deployments for imaging the upper mantle structure in the Lutzow-Holm Bay region, East Antarctica, Int. J. Geophys. 272646, doi:10.1155/2011/272646[LINK]

Metsue, A. and Tsuchiya, T. (2011): Lattice dynamics and thermodynamic properties of (Mg,Fe²⁺)SiO₃ post-perovskite, J. Geophys. Res., 116, B08207, doi:10.1029/2010JB008018[LINK]

Dekura, H., Tsuchiya, T., Kuwayama, Y., Tsuchiya, J. (2011): Theoretical and experimental evidence for a new post-cotunnite phase of titanium dioxide with significant optical absorption, Phys. Rev. Lett. 107, 045701, doi:10.1103/PhysRevLett.107.045701[LINK] [論文概要]

Gréaux, S., Nishiyama, N., Kono, Y., Irifune, T. and Gautron, L. (2011): P-V-T equation of state of CaAl₄Si₂O₁₁ CAS phase, Phys. Chem. Miner., 38(8), 581-590, doi:10.1007/s00269-011-0430-7[LINK]

Hirai, S., Kojima, Y., Ohfuji, H., Nishiyama, N., Irifune, T. (2011): High-pressure Raman studies and heat capacity measurements on the MgSiO₃ analogue CaIr_0.5Pt_0.5O₃ , Phys. Chem. Miner., 38(8), 631-637, DOI: 10.1007/s00269-011-0435-2[LINK]

Kuwayama, Y., Hirose, K., Sata, N., Ohishi, Y. (2011): Pressure-induced structural evolution of pyrite-type SiO₂, Phys. Chem. Miner., 38(8), 591-597, DOI: 10.1007/s00269-011-0431-6[LINK]

研究論文 (in press)

Kameyama, M., Ichikawa, H., Miyauchi, A. (2012): A linear stability analysis on the onset of thermal convection of a fluid with strongly temperature-dependent viscosity in a spherical shell, Theor. Comput. Fluid. Dyn. (in press)

Kawai, K., Tsuchiya, T., (2012): High-P, T phase relations in the NaAlSi₂O₆ system from first principles computation, Phys. Chem. Miner. (in press)

Kawai, K. and Tsuchiya, T. (2011): First principles investigations on the elasticity and phase stability of grossular garnet, J. Geophys. Res. (in press)

Metsue, A. and Tsuchiya, T. (2011): Ab initio investigation on the elasticity of ultrahigh-pressure phases of SiO₂, Phys. Chem. Mineral. (in press)

Kawai, K., Tsuchiya, T. (2011): Phase stability and elastic properties of the NAL and CF phases in the NaMg₂Al₅SiO₁₂ system from first principles, Am. Mineral. (in press)