HACTO | Daisuke YAMAZAKI

Daisuke YAMAZAKI

The dynamics of the Earth's interior is a very interesting topic of study. To investigate its related issues, I focus on rheology at ultra high-pressures.

research outline

curriculum vitae

publication list

research outline

I am interested in the rheology of mantle minerals at high-pressures and its implications with respect to the dynamics of the Earth based on high-pressure experiments and microstructural observation.

curriculum vitae

employment history
Apr.,2005 - Present : Associate Prof.: Institute for Study of the Earth's Interior, Okayama University
Apr.,2002 - Mar.,2005 : Assistant Prof.: Geodynamics Research Center, Ehime Univ.
Apr.,2001 - Mar.,2002 : JSPS Postdoctoral Fellow, Institute for Solid State Physics, Univ. Tokyo
Apr.,1999 - Mar.,2001 : JSPS Postdoctoral Fellow Abroad, Dept of Geology and Geophysics, Univ. Minnesota
Apr.,1998 - Mar.,1999 : JSPS Postdoctoral Fellow, Graduate School of Frontier Sciences, Univ. Tokyo
Apr.,1997 - mar.,1998 : JSPS Postdoctoral Fellow, Graduate School of Sciences, Univ. Tokyo

education
Apr.,1995 - Mar.,1998 : Geological Institute, Univ. Tokyo, (Doctoral Thesis: Rheological properties of MgSiO3 perovskite and its implications for the lower mantle)
Apr.,1993 - Mar.,1995 : Department of Mineralogy, Petrology and Economic Geology, Tohoku Univ.
Apr.,1990 - Mar.,1993 : Department of Geology and Mineralogy, Hokkaido Univ.

award
Dec.,1999 : Outstanding Student Award from AGU

professional
Member, Japan Society of High Pressure Sciences and Technologies
Member, American Mineralogical Society
Member, Seismological Society of Japan
Member, Americal Geophysical Union

publication list

S. Zhai, D. Yamazaki, W. Xue, L. Ye, C. Xu, S. Shan, E. Ito, A.Yoneda, T. Yoshino, X. Guo, A. Shimojuku, N.Tsujino, K.Funakoshi, P-V-T relations of γ-Ca₃(PO₄)₂ tuite determined by in situ X-ray diffraction in a large-volume high-pressure apparatus, American Mineralogist, 2013, 98, 1811-1816

S. Zhai, S. Shan, D.Yamazaki, K. Funakoshi, . Compressibility of pyrochlore-type MgZrSi₂O₇ determined by in situ X-ray diffraction in a large-volume high pressure apparatus, High Pressure Research, 2013, 33, 1–7

H. Fei , M. Wiedenbeck , D. Yamazaki , T. Katsura , 2013. Small effect of water on upper-mantle rheology based on siliconself-diffusion coefficients , Nature 498, 213–215

D. Yamazaki, E. Ito, T. Yoshino, A. Yoneda, X. Guo, B. Zhang, W. Sun, A. Shimojuku, N. Tsujino, T. Kunimoto, Y. Higo, K. Funakoshi, P-V-T equation of state for ε-iron up to 80 GPa and 1900 K using the Kawai-type high pressure apparatus equipped with sintered diamond anvils. Geophysical Research Letters, L20308, doi:10.1029/2012GL053540, 2012.

F. Ono, Y. Mori, M. Sougawa, K. Takarabe, Y. Hada, N. Nishihira, H.Motose, M. Saigusa, Y. Matsushima, D. Yamazaki, E. Ito, and N. L. Saini,Effect of very high pressure on life of plants and animals, Journal of Physics: Conference Series, 377, 012053, 2012.

M. Sougawa, T. Sumiya, K. Takarabe, Y. Mori, T. Okada, H. Gotou, T.Yagi, D. Yamazaki, N. Tomioka, T. Katsura, H. Kariyazaki, K. Sueoka andS. Kunitsugu, Bond strengths of New Carbon-nitride-Related materialC2N2(CH2), Journal of Physics: Conference Series, 377, 012028, 2012.

H.Fei , C.Hegoda, D.Yamazaki , M.Wiedenbeck ,H.Yurimoto , S.Shcheka , T.Katsura , High siliconself-diffusioncoefficientindryforsterite, Earth and Planetary Science Letters, 345-348, 95-103, 2012

Yoshino, T., Shimojuku, A., Shan, S., Guo, X., Yamazaki, D., Ito, E., Higo, Y, Funakoshi, K., Effect of temperature, pressure and iron content on the electrical conductivity of olivine and its high-pressure polymorphs, J. Geophys. Res., 117, B08205, 2012

A. Shimojuku, T. Yoshino, D. Yamazaki, T. Okudaira, Electrical conductivity of fluid-bearing quartzite under lower crustal conditions, Physics of the Earth and Planetary Interiors, 198-199, 1-8, 2012

M. Matsui, E. Ito, D. Yamazaki, T. Yoshino, X. Guo, S. Shan, Y. Higo and K. Funakoshi, 2012. Static compression of (Mg_0.83 ,Fe_0.17 )O and (Mg_0.75,Fe_0.25 )O ferropericlase up to 58 GPa at 300, 700, and 1100 K. American Mineralogist, 97, 176-183.

A. Shatskiy , T. Katsura , K.D. Litasov , A.V. Shcherbakova , Y.M. Borzdov , D. Yamazaki ,A. Yoneda , E. Ohtani , E. Ito, 2011. High pressure generation using scaled-up Kawai-cell Physics of the Earth and Planetary Interiors, 189, 92–108.

Yamazaki, D. High pressure generation in a Kawai-type apparatus equipped with sintered diamond anvils. The Review of High Pressure Science and Technology, 21, 272-277, 2011. (Japanese with English abstract)

Sougawa, M., Sumiya, T., Takarabe, K., Mori, Y., Okada, T., Gotou, H.,Yagi, T., Yamazaki, D., Tomioka, N., Katsura, T., Kariyazaki, H.,Sueoka, K., Kunitsugu, S., Crystal Structure of a NewCarbon-Nitride-Related Material C2N2(CH2), Japanese Journal of Applied Physics, 50, 095503, 2011.

Xu, J., Ito, E., Yamazaki, D., Guo, X., Wu, X., Synthesis and crystal chemical　characterization of the pyrochlore type MgZrSi₂O₇, Mater. Chem. Phys., 128, 410-412, 2011.

Yoshino, T., Ito, E., Katsura, T., Yamazaki, D., Shan, S., Guo, X., Nishi, M., Higo, Y., Funakoshi, K., Effect of iron content on electrical conductivity of ferro-periclase with implications for the spin transition pressure., J. Geophys. Res., 116, B04202 ,2011

Yamazaki, D., Ito, E., Katsura, T., Yoshino, T., Zhai, S., Fukui, H., Shatskiy, A., Guo, X., Shan, S., Okuchi, T., Tange, Y., Higo, Y., Funakoshi, K., Phase boundary between perovskite and post-perovskite structures in MnGeO₃ determined by in situ X-ray diffraction measurements using sintered diamond anvils, Am. Mineral., 96, 89-92,2011.

Zhai, S., Xue, W., Yamazaki, D., Shan, S., Ito, E., Tomioka, N., Shimojuku, A., Funakoshi, K., Compressibility of strontium orthophosphate Sr₃(PO₄)₂at high pressure, Phys. Chem. Minerals, 2010.

Yoshino, T., Katsura, T., Yamazaki, D., Ito, E., Electrical conductivity of mantle peridotite at the uppermost lower mantle condition, J. Phys.: Conference Series, 215, 012102, 2010.

Yamazaki, D., Matsuzaki, T., Yoshino, T., Grain growth kinetics of majorite and stishovite in MORB, Phys. Earth Planet. Inter., 183, 183-189, 2010.

Yamazaki, D., Ito, E., Yoshino, T.,Guo, X.-G., Shun, S., Nishi, M., Higo Y., Funakoshi, K., Preliminary reports on in situ X-ray observation of �post-perovskite� in CaRuO₃, J. Phys.: Conference Series, 215, 012096, 2010.

Katsura, T., Yoneda, A., Yamazaki, D., Yoshino, T., Ito, E., Adiabatic temperature profile in the mantle, Phys. Earth Planet. Inter., 183, 212-218, 2010.

Ito, E., Yoshino, T., Yamazaki, D., Shatzkiy, A. S., Shun, S., Guo, X., Katsura, T., Higo, Y., Funakoshi, K., High pressure generation and investigation of the spin transition of ferropericlase (Mg_0.83,Fe_0.17)O, J. Phys.: Conference Series, 215, 012099, 2010.

Ito E., Yamazaki D., Yoshino T., Fukui H., Zhai S., Shatzkiy A., KatsuraT., Tange Y., Funakoshi K., Pressure generation and investigation of the post-perovskite transformation in MgGeO3 by squeezing the Kawai-cell equipped with sintered diamond anvils, Earth and Planetary Science Letters, 293, 84-89, (2010).

Katsura T., Shatskiy A., Manthilake M. A. G. M., Zhai S., Fukui, H., Yamazaki D., Matsuzaki T., Yoneda A., Ito E., Kuwata A., Ueda A., Nozawa A., Funakoshi K., Thermal expansion of forsterite at high pressures determined by in situ X-ray diffraction: The adiabatic geotherm in the upper mantle, Phys. Earth Planet. Inter., 174, 86-92, (2009).

Shatskiy A., Litasov K. D., Matsuzaki T., Shinoda K., Yamazaki D., Yoneda A., Ito E., Katsura T., Single crystal growth of wadsleyite, Am. Min., 94, 1130 - 1136, (2009).

Yamazaki D., Yoshino T., Matsuzaki T., Katsura T., Yoneda A., Texture of (Mg,Fe)SiO3 perovskite and ferro-periclase aggregate: implications for rheology of the lower mantle, Physics of Earth and Planetary Interiors, 174, 138-144, (2009).

Yoshino T., Yamazaki D., Mibe K., Well-wetted olivine grain boundaries in partial molten peridotites in the asthenosphere, Earth and Planetary Science Letters, 283, 167-173, (2009).

Katsura T., Shatskiy A., Manthilake M.A.G.M., Zhai S., Yamazaki D., Matsuzaki T., Yoshino T., Yoneda A., Ito E., Sugita M., Tomioka N., Nozawa A., Funakoshi K., P-V-T relations of wadsleyite determined by in situ X-ray diffraction in a large-volume high-pressure apparatus, Geophysical Research Letters, L11307, (2009).

Ito E., Fukui H., Katsura T., Yamazaki D., Yoshino T., Aizawa Y., Kubo A., Yokoshi S., Kawabe K., Zhai, S., Shatzkiy A., Okube M., Nozawa A., Funakoshi K., Determination of high-pressure phase equilibria of Fe₂O₃ using the Kawai-type apparatus equipped with sintered diamond anvils, Am. Min., 94, 205-209, (2009).

Shatskiy A., Yamazaki D., Morard G., Cooray T., Matsuzaki T., Higo Y., Funakoshi K., Sumiya H., Ito E., Katsura T., Boron-doped diamond heater and its application to large-volume, high-pressure, and high-temperature experiments, Rev. Sci. Instrum., 80, 023907, (2009).

Katsura T., Yokoshi S., Kawabe K., Shatskiy A., Manthilake M. A. G. M., Zhai S., Fukui H., Hegoda H. A. C. I., Yoshino T., Yamazaki D., Matsuzaki T., Yoneda A., Ito E., Sugita M., Tomioka N., Hagiya K., Nozawa A., Funakoshi K., P-V-T relations of MgSiO₃ perovskite determined by in situ X-ray diffraction using a large-volume high-pressure apparatus, Geophys. Res. Lett., 36, L01305, (2009).

Ito E., Katsura T., Yamazaki D., Yoneda A., Tado, M., Ochi, T., Nishibara, E., Nakamura, A., A new 6-axis apparatus to squeeze the Kawai-cell of sintered diamond cubes, Phys. Earth Planet. Inter., (2009).

Matsui M., Ito E., Katsura T., Yamazaki D., Yoshino T., Yokoyama A., Funakoshi K., The temperature-pressure-volume equation of state of platinum, J. Appl. Phys, 105, 013505 (2009).

Yoshino T., Yamazaki D., Ito E., Katsura T., No interconnection of ferro-periclase in post-spinel phase inferred from conductivity measurement, Geophysical Research Letters, 35, L22303 (2008).

Yamazaki, D., Ito, E., Post-Perovskite Transformation in Germanates Using Sintered Diamond Anvils, The Review of High Pressure Science and Technology, 18, 254-259 (2008).

Yamamoto J., Ando J., Kagi H., Inoue T., Yamada A., Yamazaki D. and Irifune T., In situ strength measurements on natural upper-mantle minerals, Phys Chem Minerals, 35, 249–257 ( 2008).

Yamazaki D. and Karato S., Lattice preferred orientation of lower mantle materials and seismic anisotropy in the D" layer, in "Post-perovskite: the last mantle phase transition" ed by K. Hirose, J. Brodholt, T. Lay and D. Yuen, AGU Monograph 69-78 (2007).

Yamazaki D., Ito E., Tange Y., Yoshino T., Zhai S., Fukui H., Shatskiy A., Katsura T. and Funakoshi K., Phase boundary between ilmenite and perovskite structures in MnGeO₃ determined by in situ X-ray diffraction measurements. Phys. Chem. Mineral., 34 (4), 269-273 (2007).

Yoshino T. and Yamazaki D., Grain growth kinetics of CaIrO₃ perovskite and post-perovskite, with implications for rheology of D" layer. Earth and Planetary Science Letters, 255 (3-4), 485-493 (2007).

T. Inoue, T. Irifune, Y. Higo, T. Sanehira, Y. Sueda, A. Yamada, T. Shinmei, D. Yamazaki, J. Ando, K. Funakoshi and W. Utsumi, The phase boundary between wadsleyite and ringwoodite in Mg2SiO4 determined by in situ X-ray diffraction, Phys. Chem. Minerals, 33, 106-114, (2006).

Daisuke Yamazaki, Toru Shinmei, Toru Inoue, Tetsuo Irifune, Akifumi Nozawa, and Kenichi Funakoshi, Generation of pressures to ~60 GPa in Kawai-type apparatus and stability of MnGeO3 perovskite at high pressure and high temperature, American Mineralogist, 91, 1342-1345 (2006).

Daisuke Yamazaki, Takashi Yoshino, Hiroaki Ohfuji, Jun-ichi Ando, Akira Yoneda, Origin of seismic anisotropy in the D" layer inferred from shear deformation experiments on post-perovskite phase, Earth Planet. Sci. Lett., 252, 372-378 (2006)

T. Shinmei, T. Sanehira, D. Yamazaki, T Inoue, T Irifune, K Funakoshi,and A. Nozawa, High-temperature and high-pressure equation of state for the hexagonal phase in the system NaAlSiO4-MgAl2O4., Phys. Chem. Minerals, DOI 10.1007/s00269-005-0029y (2005)

N. Nishiyama, R. P. Rapp, T. Irifune, T. Sanehira, D. Yamazaki, K. Funakoshi, Stability and P-V-T equation of state of KAlSi3O8-hollandite determined by in situ X-ray observations and implications for dynamics of subducted continental crust, Phys. Chem. Minerals, DOI 10.1007/s00269-005-0037-y (2005)

Daisuke Yamazaki, Mana Okamoto, Toru Inoue, Tetsuo Irifune, Grain growth kinetics of ringwoodite and its implication for rheology of the subducting slab, Earth and Planetary Science Letters, 236, 871-881 (2005)

Daisuke Yamazaki, Tetsuo Irifune, Fe-Mg interdiffusion in magnesiowüstite up to 35 GPa., Earth and Planetary Science Letters, 216, 301-211 (2003)

Daisuke Yamazaki, Shun-ichiro Karato
Fabric development in (Mg,Fe)O during large strain, shear deformation: Implications for seismic anisotropy in earth’s lower mantle.
Physics of the Earth and Planetary Interior 131, 251-267 (2002)

Daisuke Yamazaki, Shun-ichiro Karato
High-pressure rotational deformation apparatus to 15 GPa.
Review of Scientific Instruments, 72, 4207-4211 (2001)

Daisuke Yamazaki, Shun-ichiro Karato
Some mineral physics constraints on the rheology and geothermal structure of Earth's lower mantle.
American Mineralogist, 86, 385-391 (2001)

Daisuke Yamazaki, Takumi Kato, Hisayoshi Yurimoto, Eiji Ohtani, Mitsuhiro Toriumi
Silicon self-diffusion in MgSiO3 perovskite at 25 GPa.
Physics of the Earth and Planetary Interior, 119, 299-309 (2000)

Daisuke Yamazaki
Rheological properties of the lower mantle. (in Japanese)
The review of high pressure science and technology, 9, 19-25 (1999)

T.Kubo, E.Ohtani, T.Kato, H.Morishima, D.Yamazaki, A.Suzuki, K.Mibe, T.Kikegawa, O.Shimomura
An in situ X-ray diffraction study of a-b transformation kinetics of MgSiO4
Geophys. Res. Lett. 25, 695-698 (1998)

T. Kato, T. Kubo, H. Morishima, E. Ohtani, A. Suzuki, D. Yamazaki, K. Mibe, T. Kikegawa, and O. Shimomura
In situ X-ray observation of the phase transitions from　α to β and from γ to perovskite + periclase in Mg2SiO4
Review of High Pressure Science and Technology, 7, 119-121 (1998)

Daisuke Yamazaki, Takumi Kato, Eiji Ohtani, Mitsuhiro Toriumi
Grain growth rates of MgSiO3 perovskite and periclase under lower mantle conditions
Science, 274, 2052-2054 (1996)

Daisuke Yamazaki, Takumi Kato, Eiji Ohtani, Preferred Orientation of Olivine in Stress Field under Ultra-high Pressure. (in Japanese), Journal of the seismological society of Japan, 49, 39-53 (1996)

T.Kato, E.Ohtani, H.Morishima, D.Yamazaki, A.Suzuki, M.Suto, T.Kubo, T.Kikegawa, O.Shimomura, In-site X-ray observation of high-pressure phase transitions of MgSiO3 and thermal expansion of MgSiO3perovskite at 25GPa by double-stage multianvil system, J. Geophys. Res. 100, 20475-20481 (1995)

others

Daisuke Yamazaki, Mantle ryudo ni okeru rheology to sono juyousei (in Japanese), Gekkan Chikyu, 23, 485-487 (2001)