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Takei・Hiraga Lab

東京大学 地震研究所 物質科学研究部門
武井・平賀研究室

 本研究グループでは、固液複合系および鉱物多結晶体としての「地球」を明らかにするため、アナログ変形実験・理論モデルの構築・高温クリープ実験・化学分析・種々の微細構造解析法を用いて研究を行っています。


Publication (武井)

Takei, Y., Effects of Partial Melting on Seismic Velocity and Attenuation: A New Insight from Experiments, Annual Review of Earth and Planetary Sciences, 45, pp 447-470,
DOI:10.1146/annurev-earth-063016-015820, 2017

Yamauchi H. and Takei Y., Polycrystal anelasticity at near-solidus temperatures, JGR, Volume 121, Issue 11, 7790-7820,2016, DOI: 10.1002/2016JB013316, 2016


Qi C., D. L. Kohlstedt, R. F. Katz, and Y. Takei, Experimental test of the viscous anisotropy hypothesis for partially molten rocks, PNAS, 112, 41, 12616-12620, 2015


Takei Y. and R. F. Katz, Consequences of viscous anisotropy in a deforming, two-phase aggregate. Why is porosity-band angle lowered by viscous anisotropy?, Journal of Fluid Mechanics, 784, 199-224, 2015

Yasuko Takei, Fumiya Karasawa, Hatsuki Yamauchi, Temperature, grain size, and chemical controls on polycrystal anelasticity over a broad frequency range extending into the seismic range, J. Geophys. Res. 119, doi:10.1002/2014JB011146, 2014

Richard Katz and Yasuko Takei, Consequences of viscous anisotropy in a deforming, two-phase aggregate. Part 2. Numerical solutions of the full equations, Journal of Fluid Mechanics, 734, 456-485,2013

Yasuko Takei and Richard Katz, Consequences of viscous anisotropy in a deforming, two-phase aggregate. Part 1. Governing equations and linearized analysis, Journal of Fluid Mechanics, 734, 424-455, 2013


Takei, Yasuko; Fujisawa, Kazuhiro, McCarthy, Christine, Experimental study of attenuation and dispersion over a broad frequency range: 1. The apparatus, J. Geophys. Res., 116, B09204, doi:10.1029, 2011

McCarthy, Christine, Takei, Yasuko, Hiraga Takehiko, Experimental study of attenuation and dispersion over a broad frequency range: 2. The universal scaling of polycrystalline materials, J. Geophys. Res., 116, B09207, doi:10.1029, 2011

McCarthy, Christine; Takei, Yasuko, Anelasticity and viscosity of partially molten rock analogue: Toward seismic detection of small quantities of melt, Geophys. Res. Lett., 38, L18306, doi:10.1029, 2011

Yasuko Take, Stress-induced anisotropy of partially molten rock analogue deformed under quasi-static loading test, J. Geophys. Res., 115, B03204, doi:10.1029/2009JB006568-NA, 2010

Yasuko Takei and Benjamin K. Holtzman, Viscous constitutive relations of solid-liquid composites in terms of grain boundary contiguity: 1. Grain boundary diffusion control model, J. Geophys. Res., 114, B06205,doi, 2009.

Yasuko Takei and Benjamin K. Holtzman, Viscous constitutive relations of solid-liquid composites in terms of grain boundary contiguity: 2. Compositional model for small melt fractions, , J. Geophys. Res., 114, B06206,doi, 2009.

Yasuko Takei and Benjamin K. Holtzman, , Viscous constitutive relations of solid-liquid composites in terms of grain boundary contiguity: 3. Causes and consequences of viscous anisotropy, , J. Geophys. Res., 114, B06207,doi, 2009.

Shito, A., H. Shiobara, H. Sugioka, A. Ito, Y. Takei, H. Kawakatsu, and T. Kanazawa, Physical properties of subducted slab and surrounding mantle in the Izu-Bonin subduction zone based on Broadband Ocean Bottom Seismometer data, J. Geophys. Res., 114, B3, doi:10.102, 2009.

K. Fujisawa and Y. Takei, A new experimental method to estimate viscoelastic properties from ultrasonic wave transmission measurements, Journal of Sound and Vibration, 323, 609–625, 2009.

Kawakatsu, H., P. Kumar, Y. Takei, M. Shinohara, T. Kanazawa, E. Araki, Seismic Evidence for Sharp Lithosphere- Asthenosphere Boundaries of Oceanic Plates, , Science, 324, 499–502, 2009.

Yasuko Takei and Saswata Hier-Majumder , A generalized formulation of interfacial tension driven fluid migrationwith dissolution/precipitation, Earth Planet. Sci. Lett., 288, 138–148, 2009.

Yasuko Takei, Dynamics of Solid-liquid Systems in Earth’s Crust and Upper Mantle, Encyclopedia of Complexity and System Science, Springer, 2008.

Nakashima, J., Takei, Y., Hasegawa A., (2005) Quantitative analysis of the inclined low-velocity zone in the mantle wedge of northeastern Japan: A systematic change of melt-filled pore shapes with depth and its implications for melt migration, EPSL, 234, 1-2, 59-70

Takei Y., I. Shimizu, (2003) The effects of liquid composition, temperature, and pressure on the equilibrium dihedral angles of binary solid-liquid systems inferred from a lattice-like model., Phys. Earth Planet. Inter., 139, 225–242.

Takei, Y., (2002) Effect of pore geometry on Vp/Vs: From equilibrium geometry to crack, J. Geophys. Res., 107, 10.1029/2001JB000522.

Takei, Y., (2001) Stress-induced anisotropy of partially molten media inferred from experimental deformation of a simple binary system under acoustic monitoring, J. Geophys. Res., 106, 567-588.

Takei, Y., (2000) Acoustic properties of partially molten media studied on a simple binary system with a controllable dihedral angle, J. Geophys. Res., 105(B7), 16, 665–16, 682.

Takei, Y., (1998) Constitutive mechanical relations of solid-liquid composites in terms of grain-boundary contiguity, J. Geophys. Res., 103, 18183-18203.

流体の形状と地震波速度、地震学会ニュースレター、vol.12 no.6、2001年

初心者向けプレス作り入門,東京大学地震研究所技術研究報告,1, 59-64.

Publication (平賀)

Maruyama, G., Hiraga, T., Grain- to multiple-grain-scale deformation processes during diffusion creep of forsterite + diopside aggregate II: Grain-boundary-sliding induced grain rotation and its role in crystallographic preferred orientation in rocks, J. Geophys. Res, DOI: 10.1002/2017JB014255, 2017

Maruyama, G., Hiraga, T., Grain- to multiple-grain-scale deformation processes during diffusion creep of forsterite + diopside aggregate I: Direct observations, J. Geophys. Res, DOI: 10.1002/2017JB014254, 2017

平賀 岳彦, 岩石 vs ファインセラミックス, 地質学雑誌, 123, 379-390, 2017

Koizumi, S., Suzuki, T.S., Sakka, Y., Yabe K., Hiraga, T., Synthesis of crystallographically oriented olivine aggregates using colloidal processing in a strong magnetic field, Physics and Chemistry of Minerals, 43, DOI: 10.1007/s00269-016-0826-5, 2016


Tasaka, M., Hiraga, T. and Michibayashi, K., Influence of mineral fraction on the rheological properties of forsterite + enstatite during grain size sensitive creep: 3 Application of grain growth and flow laws on peridotite ultramylonite, J. Geophys. Res., DOI:10.1002/2013JB010619, 2014.

Tasaka, M. and Hiraga, T. , Influence of mineral fraction on the rheological properties of forsterite + enstatite during grain size sensitive creep 1: Grain size and grain growth laws. , J. Geophys. Res., 118, DOI: 10.1002/jgrb.50285, 2013.

Tasaka, M., Hiraga, T. and Zimmerman, M.E. , Influence of mineral fraction on the rheological properties of forsterite + enstatite during grain size sensitive creep 2: Deformation experiments, J. Geophys. Res., 118, DOI: 10.1002/jgrb.50284, 2013.

Hiraga, T., Miyazaki, T. Yoshida, H. and Zimmerman, M.E., Comparison of microstructures in superplastically deformed synthetic materials and natural mylonites: Mineral aggregation via grain boundary sliding, Geology, 41, 9, 959-962, 2013.

Miyazaki, T., Sueyoshi, K. and Hiraga T., Olivine crystals align during diffusion creep of Earth’s upper mantle, Nature, 502, 321-326, 2013.

平賀岳彦、渡部泰史、宮崎智詞, 粒間流体の実態, 地球化学, 46, 231-242, 2012.

McCarthy, C., Y. Takei, Y. and T. Hiraga, Experimental study of attenuation and dispersion over a broad frequency range: 2. The universal scaling of polycrystalline materials., J. Geophys. Res., 116, doi:10.1029/2011JB008384, 2011.

Hiraga, T., Tachibana, C., Ohashi, N. and Sano, S., Grain growth systematics for forsterite ± enstatite aggregates: effect of lithology on grain size in the upper mantle, Earth Planet. Sci. Lett., 291, 10-20, 2010.

Koizumi, S., Hiraga, T., Tachibana, C.,Tasaka, M., Miyazaki, T., Kobayashi, T., Takamasa, A., Ohashi, N. and Sano, S., Synthesis of highly dense and fine-grained aggregates of mantle composites by vacuum sintering of nano-sized mineral powders, Physics and Chemistry of Minerals, 37, 505-518, 2010.

Hiraga, T., T. Miyazaki, T., M. Tasaka and H. Yoshida, Mantle superplasticity and its self-made demise, Nature, 468, 1091-1095, 2010.

Hiraga, T. and Kohlstedt, D.L., Systematic distribution of incompatible elements in mantle peridotite: Importance of intra- and inter-granular melt-like components, Contrib. Mineral. Petrol., 158, 149-167, 2009.

Goergen, E., Whitney, D.L., Zimmerman, M.E. and Hiraga, T., Deformation-induced polymorphic transformation: experimental deformation of kyanite, andalusite, and sillimanite, Tectonophysics, 454, 23-35, 2008.

Hiraga, T., Hirschmann, M.M. and Kohlstedt, D.L., Equilibrium interface segregation in the diopside-forsterite system II: Applications of interface enrichment to mantle geochemistry. , Geochimica et Cosmochimica Acta, 71, 1281-1289, 2007.

Hiraga, T., Kohlstedt, D.L., Equilibrium interface segregation in the diopside-forsterite system I: Analytical techniques, thermodynamics, and segregation characteristics, Geochimica et Cosmochimica Acta, 71, 1266-1280, 2007.

Jung, H., Katayama, I., Jiang, Z., Hiraga, T. and Karato, S., Effect of water and stress on the lattice preferred orientation. , Tectonophysics, 421, 1-22, 2006.

Chen, S., Hiraga, T. and Kohlstedt, D.L. , Water weakening of clinopyroxene in the dislocation creep regime. , J. Geophys. Res., 111, B8, B08203, 2006.

Hiraga, T., Anderson, I.M. and Kohlstedt, D.L., Grain boundaries as reservoirs of incompatible elements in the Earth's mantle. , Nature, 427, 699-703, 2004.

Wang, Z., Hiraga, T. and Kohlstedt, D.L., Effect of hydrogen on Fe-Mg interdiffusion in olivine. , Applied Physics Letters, 85, 209-211, 2004.

Hiraga, T., Anderson, I.M. and Kohlstedt, D.L. , Chemistry of grain boundaries in mantle rocks., American Mineralogist, 88, 1015-1019, 2003.

Holtzman, B.K., Kohlstedt, D.L., Zimmerman, M.E., Heidelbach, F., Hiraga, T. and Hustoft,J., Melt segregation and strain partitioning: implications for seismic anisotropy and mantle flow., Science, 301, 1227-1230, 2003.

Hiraga, T., Nishikawa, O., Nagase, T., Akizuki, M. and Kohlstedt, D.L., Interfacial energies for quartz and albite in pelitic schists., Contributions to Mineralogy and Petrology, 143, 664-672, 2002.

Mei, S., Bai, W., Hiraga, T. and Kohlstedt, D.L. , Influence of melt on the creep behavior of olivine-basalt aggregates under hydrous conditions., Earth Planet. Sci. Lett., 201, 491-507, 2002.

Hiraga, T., Anderson, I.M., Zimmerman, M.E., Mei, S. and Kohlstedt, D.L. , Structure and chemistry of grain boundaries in deformed, olivine + basalt and partially molten lherzolite aggregates: Evidence of melt-free grain boundaries. , Contributions to Mineralogy Petrology, 144, 163-175, 2002.

Hiraga, T., Nishikawa, O., Nagase, T. and Akizuki, M. , Morphology of intergranular pores and wetting angles in pelitic schists studied by transmission electron microscopy, Contributions to Mineralogy and Petrology, 141, 613-622, 2001.

平賀岳彦, 高分解能電子顕微鏡で見た岩石の粒界構造, 日本結晶学会誌, 43, 264, 2001.

Masuda, T., Hiraga, T., Ikei, H., Kanda, H., Kugimiya, Y. and Akizuki, M. , Plastic deformation of quartz at room temperature: a Vickers nano-indentation test. , Geophys. Res. Lett., 27, 2773-2776, 2000.

Hiraga, T., Nagase, T. and Akizuki, M., The structure of grain boundaries in granite-origin ultramylonite studied by high-resolution electron microscopy., Physics and Chemistry of Minerals, 26, 617-623, 1999.

平賀岳彦, 鉱物粒界の直視, 地学雑誌, 108, 110-121, 1999.

Contact

東京大学 地震研究所
物質科学研究部門
武井・平賀研究室

〒113-0032
東京都文京区弥生1-1-1 
東京大学地震研究所2号館

2号館404号室 武井 康子

2号館413号室 平賀 岳彦

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