TAKAAKI KAWAZOE

Last Updated :2021/05/11

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Associate Professor
Web Site
E-mail
kawazoehiroshima-u.ac.jp
Other Contact Details
Kagamiyama 1-3-1, Higashi-hiroshima, Hiroshima 739-8526, Japan
TEL : (+81)82-424-7463 FAX : (+81)82-424-0735

Basic Information

Major Professional Backgrounds

  • 2020/04, Hiroshima University, Graduate School of Advanced Science and Engineering, Associate Professor
  • 2017/10, 2020/03, Hiroshima University, Department of Earth and Planetary Systems Science, Assistant Professor
  • 2013/02, 2017/09, University of Bayreuth, Bayerisches Geoinstitut, Assistant Professor (Akademischer Rat auf Zeit)
  • 2011/05, 2013/01, Ehime University, Geodynamics Research Center, Global COE Research Fellow
  • 2008/11, 2011/04, Ehime University, Geodynamics Research Center, Global COE Postdoctoral Fellow
  • 2008/08, 2008/10, Ehime University, Geodynamics Research Center, Postdoctoral Researcher
  • 2006/03, 2008/07, Yale University, Department of Geology and Geophysics, Postdoctoral Associate

Educational Backgrounds

  • Tohoku University, Graduate School of Science, Department of Earth Sciences, Japan, 2001/04, 2006/03
  • Tohoku University, Faculty of Science, Department of Mineralogy, Petrology and Economic Geology, Japan, 1997/04, 2001/03

Academic Degrees

  • TOHOKU UNIVERSITY

Educational Activity

  • 【Bachelor Degree Program】School of Science : Earth and Planetary Systems Science
  • 【Master's Program】Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Earth and Planetary Systems Science Program
  • 【Doctoral Program】Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Earth and Planetary Systems Science Program

In Charge of Primary Major Programs

  • Earth and Planetary Systems Science

Research Fields

  • Mathematical and physical sciences;Earth and planetary science;Petrology / Mineralogy / Economic geology

Research Keywords

  • Earth's interior, Mantle, Core, Subducted slab, Deep magma
  • Mineralogy, Olivine, Wadsleyite, Ringwoodite, Bridgmanite, Metallic iron
  • Rheology, Viscosity, Crystallographic preferred orientation, Seismic anisotropy, Dislocation, Single crystal, Fe3+, melting
  • High-pressure high-temperature (deformation) experiment, Multi-anvil apparatus, Synchrotron X-ray

Affiliated Academic Societies

Educational Activity

Course in Charge

  1. 2021, Undergraduate Education, 4Term, Introduction to Earth and Planetary Sciences B
  2. 2021, Undergraduate Education, First Semester, Practice of Earth and Planetary Systems Science B (Experimental Study)
  3. 2021, Undergraduate Education, First Semester, Special Study for Graduation
  4. 2021, Undergraduate Education, Second Semester, Special Study for Graduation
  5. 2021, Undergraduate Education, 3Term, Advanced Earth and Planetary Science
  6. 2021, Undergraduate Education, 1Term, Material Sciences of Earth And Planets
  7. 2021, Undergraduate Education, 3Term, Physics of Earth and Planetary Interiors B
  8. 2021, Undergraduate Education, 2Term, Experiments in General Geology A
  9. 2021, Graduate Education (Master's Program) , First Semester, Seminar on earth and planetary physics I
  10. 2021, Graduate Education (Master's Program) , Second Semester, Seminar on earth and planetary physics I
  11. 2021, Graduate Education (Doctoral Program) , First Semester, Seminar on earth and planetary physics II
  12. 2021, Graduate Education (Doctoral Program) , Second Semester, Seminar on earth and planetary physics II
  13. 2021, Graduate Education (Master's Program) , 3Term, Survey of Earth and Planetary Systems Science
  14. 2021, Graduate Education (Master's Program) , 2Term, Geodynamics
  15. 2021, Graduate Education (Master's Program) , 2Term, Deep Earth Materials Science
  16. 2021, Graduate Education (Master's Program) , 4Term, Special Exercise for Earth and Planetary Systems Science B
  17. 2021, Graduate Education (Master's Program) , Academic Year, Special Study for Earth and Planetary Systems Science
  18. 2021, Graduate Education (Master's Program) , Year, Exercise for Globalization I
  19. 2021, Graduate Education (Master's Program) , Year, Exercise for Globalization II
  20. 2021, Graduate Education (Master's Program) , Year, Externship for Earth and Planetary Systems Science
  21. 2021, Graduate Education (Master's Program) , Second Semester, Integrated Seminar on Earth and Planetary Systems Science
  22. 2021, Graduate Education (Master's Program) , First Semester, Midterm Exercise for Earth and Planetary Systems Science
  23. 2021, Graduate Education (Master's Program) , 1Term, Special Exercise for Earth and Planetary Systems Science A
  24. 2021, Graduate Education (Master's Program) , 2Term, Special Exercise for Earth and Planetary Systems Science A
  25. 2021, Graduate Education (Master's Program) , 3Term, Special Exercise for Earth and Planetary Systems Science B
  26. 2021, Graduate Education (Doctoral Program) , Academic Year, Special Study for Earth and Planetary Systems Science

Research Activities

Academic Papers

  1. Structural study of delta-AlOOH up to 29 GPa, Minerals, 10(12), 1-10, 20201201
  2. Pressure effect on isotope fractionation factor, Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu, 30(2), 85-94, 20200101
  3. Stability, composition, and crystal structure of Fe-bearing Phase E in the transition zone, AMERICAN MINERALOGIST, 104(11), 1620-1624, 20191101
  4. Single-crystal elasticity of iron-bearing phase E and seismic detection of water in Earth's upper mantle, AMERICAN MINERALOGIST, 104(10), 1526-1529, 20191001
  5. Sharp 660-km discontinuity controlled by extremely narrow binary post-spinel transition, NATURE GEOSCIENCE, 12(10), 869-+, 201910
  6. Compressional behavior and spin state of delta-(Al,Fe)OOH at high pressures, AMERICAN MINERALOGIST, 104(9), 1273-1284, 20190901
  7. Hydrous magnesium-rich magma genesis at the top of the lower mantle, Scientific Reports, 9(1), 20191201
  8. Phase relations in the system Fe–Ni–Si to 200 GPa and 3900 K and implications for Earth's core, Earth and Planetary Science Letters, 512, 83-88, 20190415
  9. Activation of [100](001) slip system by water incorporation in olivine and the cause of seismic anisotropy decrease with depth in the asthenosphere, American Mineralogist, 104(1), 47-52, 20190101
  10. High-pressure single-crystal elasticity of wadsleyite and the seismic signature of water in the shallow transition zone, Earth and Planetary Science Letters, 498, 77-87, 20180915
  11. Seismically invisible water in Earth's transition zone?, Earth and Planetary Science Letters, 498, 9-16, 20180915
  12. Transition metals in the transition zone: partitioning of Ni, Co, and Zn between olivine, wadsleyite, ringwoodite, and clinoenstatite, Contributions to Mineralogy and Petrology, 173(7), 20180701
  13. Correction to: Transition metals in the transition zone: partitioning of Ni, Co, and Zn between olivine, wadsleyite, ringwoodite, and clinoenstatite (Contributions to Mineralogy and Petrology, (2018), 173, 7, (52), 10.1007/s00410-018-1478-x), Contributions to Mineralogy and Petrology, 173(7), 20180701
  14. Deformation-induced crystallographic-preferred orientation of hcp-iron: An experimental study using a deformation-DIA apparatus, Earth and Planetary Science Letters, 490, 151-160, 20180515
  15. Complete agreement of the post-spinel transition with the 660-km seismic discontinuity, Scientific Reports, 8(1), 20180420
  16. Application of scanning precession electron diffraction in the transmission electron microscope to the characterization of deformation in wadsleyite and ringwoodite, Minerals, 8(4), 20180401
  17. The equation of state of wadsleyite solid solutions: Constraining the effects of anisotropy and crystal chemistry, American Mineralogist, 102(12), 2494-2504, 20171220
  18. Pressure generation to 65 GPa in a Kawai-type multi-anvil apparatus with tungsten carbide anvils, High Pressure Research, 37(4), 507-515, 20171002
  19. ★, Single crystal synthesis of δ-(Al,Fe)OOH, American Mineralogist, 102(9), 1953-1956, 20170901
  20. High-pressure, high-temperature deformation of dunite, eclogite, clinopyroxenite and garnetite using in situ X-ray diffraction, Earth and Planetary Science Letters, 473, 291-302, 20170901
  21. Synthesis and crystal structure of LiNbO3-type Mg3Al2Si3O12: A possible indicator of shock conditions of meteorites, American Mineralogist, 102(9), 1947-1952, 20170901
  22. Flow behavior and microstructures of hydrous olivine aggregates at upper mantle pressures and temperatures, Contributions to Mineralogy and Petrology, 172(8), 20170801
  23. Identical activation volumes of dislocation mobility in the [100](010) and [001](010) slip systems in natural olivine, Geophysical Research Letters, 44(6), 2687-2692, 20170328
  24. ★, Creep strength of ringwoodite measured at pressure–temperature conditions of the lower part of the mantle transition zone using a deformation–DIA apparatus, Earth and Planetary Science Letters, 454, 10-19, 20161115
  25. Transition metals in the transition zone: Crystal chemistry of minor element substitution in wadsleyite, American Mineralogist, 101(10), 2322-2330, 20161001
  26. ★, Coupled substitution of Fe3+ and H+ for Si in wadsleyite: A study by polarized infrared and Mössbauer spectroscopies and single-crystal X-ray diffraction, American Mineralogist, 101(5), 1236-1239, 20160501
  27. Temperature dependence of [100](010) and [001](010) dislocation mobility in natural olivine, Earth and Planetary Science Letters, 441, 81-90, 20160501
  28. Generation of pressures over 40 GPa using Kawai-type multi-anvil press with tungsten carbide anvils, Review of Scientific Instruments, 87(2), 20160201
  29. Dislocation microstructures in simple-shear-deformed wadsleyite at transition-zone conditions: Weak-beam dark-field TEM characterization of dislocations on the (010) plane, American Mineralogist, 100(11-12), 2749-2752, 20151101
  30. In situ observation of crystallographic preferred orientation of deforming olivine at high pressure and high temperature, Physics of the Earth and Planetary Interiors, 243, 1-21, 20150601
  31. ★, Synthesis of large wadsleyite single crystals by solid-state recrystallization, American Mineralogist, 100(10), 2336-2339, 20150101
  32. Dislocation-accommodated grain boundary sliding as the major deformation mechanism of olivine in the Earth’s upper mantle, Science Advances, 1(9), 20150101
  33. Crystallographic preferred orientation of wadsleyite and ringwoodite: Effects of phase transformation and water on seismic anisotropy in the mantle transition zone, Earth and Planetary Science Letters, 397, 133-144, 20140701
  34. ★, Recent advances in deep mantle rheology, Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu, 24(2), 88-99, 20140101
  35. Rheology of fine-grained forsterite aggregate at deep upper mantle conditions, Journal of Geophysical Research: Solid Earth, 119(1), 253-273, 20140101
  36. ★, Seismic anisotropy in the mantle transition zone induced by shear deformation of wadsleyite, Physics of the Earth and Planetary Interiors, 216, 91-98, 20130301
  37. High pressure synthesis at 10GPa and 1400K using a small cubic anvil apparatus with a multi-anvil 6-6 system, High Pressure Research, 32(3), 347-353, 20120901
  38. ★, A miniature cubic anvil apparatus for optical measurement under high pressure, Review of Scientific Instruments, 83(3), 20120301
  39. Change of olivine a-axis alignment induced by water: Origin of seismic anisotropy in subduction zones, Earth and Planetary Science Letters, 317-318, 111-119, 20120201
  40. Superplasticity in hydrous melt-bearing dunite: Implications for shear localization in Earth's upper mantle, EARTH AND PLANETARY SCIENCE LETTERS, 335, 59-71, 2012
  41. ★, In situ stress-strain measurements in a deformation-DIA apparatus at P-T conditions of the upper part of the mantle transition zone, American Mineralogist, 96(11-12), 1665-1672, 20111101
  42. High pressure and temperature fabric transitions in olivine and variations in upper mantle seismic anisotropy, Earth and Planetary Science Letters, 304(1-2), 55-63, 20110401
  43. ★, Deformation experiment at P-T conditions of the mantle transition zone using D-DIA apparatus, Physics of the Earth and Planetary Interiors, 183(1-2), 190-195, 20101101
  44. Stress relaxation experiments of olivine under conditions of subducted slab in Earth's deep upper mantle, Physics of the Earth and Planetary Interiors, 183(1-2), 164-174, 20101101
  45. ★, Preliminary deformation experiment of ringwoodite at 20 GPa and 1 700 K using a D-DIA apparatus, Journal of Earth Science, 21(5), 517-522, 20101001
  46. Technical development of simple shear deformation experiments using a deformation-DIA apparatus, Journal of Earth Science, 21(5), 523-531, 20101001
  47. ★, Shear deformation of polycrystalline wadsleyite up to 2100 K at 14-17 GPa using a rotational Drickamer apparatus (RDA), Journal of Geophysical Research: Solid Earth, 115(8), 20100801
  48. ★, Pressure generation to 25GPa using a cubic anvil apparatus with a multi-anvil 6-6 assembly, High Pressure Research, 30(1), 167-174, 20100301
  49. ★, Shear deformation of dry polycrystalline olivine under deep upper mantle conditions using a rotational Drickamer apparatus (RDA), Physics of the Earth and Planetary Interiors, 174(1-4), 128-137, 20090501
  50. Plastic deformation of wadsleyite and olivine at high-pressure and high-temperature using a rotational Drickamer apparatus (RDA), Physics of the Earth and Planetary Interiors, 170(3-4), 156-169, 20081101
  51. ★, Reaction between liquid iron and (Mg,Fe)SiO3-perovskite and solubilities of Si and O in molten iron at 27 GPa, Physics and Chemistry of Minerals, 33(3), 227-234, 20060501
  52. Absence of density crossover between basalt and peridotite in the cold slabs passing through 660 km discontinuity, Geophysical Research Letters, 31(24), 1-5, 20041228

Invited Lecture, Oral Presentation, Poster Presentation

  1. Tracing water in the transition zone: from wadsleyite single-crystal elasticity to seismic observables, J. Buchen et al., European Geosciences Union General Assembly 2018, 2018/04, With Invitation, English
  2. Sound velocity and elasticity of δ-(Al, Fe)OOH to lower mantle pressures, I. Ohira, J.M. Jackson, W. Sturhahn, G.J. Finkelstein, S. Kamada, T. Kawazoe, F. Maeda, N. Hirao, S. Nakano, A. Suzuki, and E. Ohtani, 55th European High Pressure Research Group (EHPRG) meeting, 2017/09, With Invitation, English
  3. Is water seismically invisible in Earth’s transition zone?, H. Marquardt, K. Schulze, A. Kurnosov, T. Boffa Ballaran, T. Kawazoe, and M. Koch-Mueller, 27th Goldschmidt conference 2017, 2017/08, With Invitation, English
  4. Understanding the Earth's mantle through advanced elasticity measurements, H. Marquardt, K. Schulze, A. Kurnosov, J. Buchen, D. Frost, T. Boffa Ballaran, K. Marquardt, and T. Kawazoe, European Geosciences Union General Assembly 2017, 2017/04, With Invitation, English
  5. Advantages of large multi-anvil presses in BGI and GRC, T. Kawazoe, CETUS Working Group: Rise of the HERATICs working group meeing, 2017/01, With Invitation, English
  6. Constraints on Earth's deep volatile cycles from elasticity measurements on mantle minerals, H. Marquardt, A. Kurnosov, T. Boffa Ballaran, D. Frost, T. Kawazoe, J. Buchen, and K. Schulze, International Workshop:New Challenges in Volatile Cycling in the Deep Earth, 2016/07, With Invitation, English
  7. In situ observation of crystallographic preferred orientation of deforming olivine at high pressure and high temperature, T. Ohuchi, Y. Nishihara, Y. Seto, T. Kawazoe, M. Nishi, G. Maruyama, M. Hashimoto, Y. Higo, K. Funakoshi, A. Suzuki, T. Kikegawa, and T. Irifune, American Geophysical Union Fall Meeting 2015, 2015/12, With Invitation, English
  8. In situ deformation of eclogite at high pressure and temperature, R. Farla, A. Rosenthal, S. Petitgirard, C. Bollinger, T. Kawazoe, and D. Frost, Japan Geoscience Union Meeting 2015, 2015/05, With Invitation, English
  9. In situ creep strength measurement on ringwoodite up to 1700 K at 17-18 GPa using a deformation-DIA apparatus, T. Kawazoe, Y. Nishihara, T. Ohuchi, G. Maruyama, Y. Higo, K. Funakoshi, and T. Irifune, Japan Geoscience Union Meeting 2015, 2015/05, With Invitation, English
  10. In situ stress-strain measurements in a deformation-DIA apparatus at P-T conditions of the upper part of the mantle transition zone, T. Kawazoe, Y. Nishihara, T. Ohuchi, M. Nishi, N. Nishiyama, Y. Higo, K. Funakoshi, and T. Irifune, American Geophysical Union Fall Meeting 2011,, 2011/12, With Invitation, English
  11. Deformation experiments of wadsleyite and ringwoodite at P-T conditions of mantle transition zone using D-DIA apparatus, T. Kawazoe, N. Nishiyama, Y. Nishihara, T. Ohuchi, and T. Irifune, Japan Geoscience Union Meeting 2010, 2010/05, With Invitation, Japanese
  12. Recent progress in the experimental studies on plastic deformation under high-pressures and temperatures, S. Karato, and T. Kawazoe, Japan Geoscience Union Meeting 2010, 2008/05, With Invitation, Japanese
  13. Deformation of dry olivine up to 11 GPa and 2100 K using a rotational Drickamer apparatus, T. Kawazoe, K. Otsuka, D. Tinker, S. Karato, Y. Nishihara, Z. Jing, and M. Mookherjee, American Geophysical Union Fall Meeting 2007, 2007/12, With Invitation, English
  14. Metal-silicate fractionation in the deep magma ocean and light elements in the core, E. Ohtani, T. Sakai, T. Kawazoe, and T. Kondo, 16th Annual V.M. Goldschmidt Conference 2006, 2006/08, With Invitation, English
  15. Reaction and separation of metal and silicate in the early Earth, E. Ohtani, T. Kawazoe, Y. Kanbe, and K. Heshiki, 13th Annual V.M. Goldschmidt Conference 2003, 2003/09, With Invitation, English

Social Activities

Organizing Academic Conferences, etc.

  1. 2020/05
  2. 2020/04