学会発表 presentation

presentation at the international conference

Invited talk

  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2023, Rheological weakening of olivine + orthopyroxene aggregates due to phase mixing, AGU, Fall Meeting, MR21A-04, Dec. 12 (Invited talk).
  • M. Tasaka, 2020, Strain localization in the lithosphere: the current knowledge and views from the experiments, 2020 CIG Tectonics Community Workshop on ductile shear zones and localization processes, July 27 (keynote speaker).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2018, Effect of pyroxene on rheological weakening of olivine + orthopyroxene due to phase mixing, AGU, Fall Meeting, MR24A-03, Dec. 11 (Invited talk).
  • M. Tasaka, 2018, Effects of pyroxene volume fraction on the rheological properties of Earth’s mantle, 2nd Asia-Pacific workshop on Mantle and Lithosphere Dynamics, JAMSTEC, Aug. 6 (Invited talk).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2015, Evolution of rheological and microstructural properties of olivine aggregates under wet conditions, JpGU, May 28 (Invited talk).
  • M. Tasaka and T. Hiraga, 2014, Influence of Mineral Fraction on the Rheological Properties of Forsterite + Enstatite during Grain Size Sensitive Creep, AGU, Fall Meeting, MR42A-07, Dec. 18 (Invited talk).

presentation at the international conference

  • M. Tasaka, 2022, Probing the grain-scale processes that drive plate tectonics, JAG-FOS2022, Irvine, USA, Sep. 15-18.
  • R. Heilbronner and M. Tasaka, 2018, Anisotropic spatial clustering and ordering of olivine and orthopyroxene during rheological weakening conditions, EGU, April 10 (talk).
  • A. Jiménez-Díaz, I.Egea-González, L. M. Parro, M. Tasaka and J. Ruiz, 2017, On the structure of the lithosphere of Mars: New insights from crustal composition and rheology of the upper mantle, EPSC Abstracts, Vol. 11, EPSC2017-208, 2017, European Planetary Science Congress 2017.
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2016, Rheological weakening due to phase mixing in olivine + orthopyroxene aggregates, AGU Fall Meeting, T13H-05, Dec 12 (talk).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2016, Rheological and microstructural development in olivine aggregates during dislocation creep under hydrous conditions, Goldschmidt, 4C-44, June 29 (poster).
  • M. Satish-Kumar, M. Tasaka, T. Yoshino, and H. So, 2016, Pressure Dependence on Carbon Isotope Fractionation between Diamond and Iron Carbide Melt, Goldschmidt, 4A-30, June 27 (poster).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2015, Rheological weakening due to phase mixing of olivine + orthopyroxene rocks, AGU Fall Meeting, T33H-02, Dec 16 (talk).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2015, Creep behavior of Fe bearing olivine under hydrous conditions, “The Earth’s Mantle and Core: Structure, Composition, Evolution” workshop, Nov. 4-7 (poster).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2014, Microstructural development in olivine aggregates during dislocation creep under hydrous conditions, AGU, Fall Meeting, T31A-4579, Dec. 17 (poster).
  • M. Tasaka, M. E. Zimmerman, D. L. Kohlstedt, 2013, Microstructural development and rheological behavior of olivine aggregates during dislocation-accommodated creep under hydrous conditions, AGU, Fall Meeting, MR41A-2346, Dec. 12 (poster).
  • M. Tasaka, and T. Hiraga, 2012, The effects of mineral fraction on the rheological properties of forsterite–enstatite rocks during grain size sensitive creep, AGU, Fall Meet. T33G-2746, Dec. 5th (poster).
  • T. Hiraga, T. Miyazaki, M. Tasaka, K. Sueyoshi, S. Nakakoji, S. Koizumi, and H. Yoshida, 2012, Atmospheric pressure creep experiments using highly dense fine-grained mineral aggregates, AGU, Fall Meet., T32C-02, Dec. 5th (oral).
  • M. Tasaka, and T. Hiraga, 2012, Influence of mineral fraction on the rheological properties of forsterite + enstatite rocks during grain size sensitive creep, Rock Deformation, Gordon Research Conferences, Andover, NH, Aug. 19-24 (Poster).
  • T. Hiraga, T. Miyazaki, M. Tasaka, H. Yoshida, 2011, Comparison of microstructure of superplastically deformed synthetic materials and ultramylonite:
  • Coalescence of secondary mineral grains via grain boundary sliding, AGU, Fall Meet. MR51B-03, Dec 6th (oral).
  • Y. Nishihara, T. Ohuchi, T. Kawazoe, D. Spengler, M. Tasaka, T. Hiraga, T. Kikegawa, A. Suzuki, E. Ohtani, 2011, Effect of pressure on rheology of fine-grained forsterite aggregate, AGU, Fall Meet. MR41B-04, Dec. 5th (poster).
  • M. Tasaka, T. Hiraga, and K. Michibayashi, 2010, Rheological systematics of Forsterite + Enstatite aggregates and its application to Oman ultramylonite, AGU, Fall Meet. MR11A-1865, Dec 13th (poster).
  • T. Hiraga, T. Miyazaki, M. Tasaka, and H. Yoshida, H., 2010, Mantle superplasticity and dynamic grain growth, AGU, Fall Meet. MR51B-03, Dec. 17th (oral).
  • Y. Nishihara, T. Ohuchi, T. Kawazoe, D. Spengler, M. Tasaka, T. Hiraga, T. Kikegawa, A. Suzuki, E. Ohtani, 2010, Rheology of fine-grained forsterite aggregate under deep upper mantle conditions, AGU, Fall Meet. MR41B-04, Dec. 16th (oral).
  • M. Tasaka, M. Toriumi, W. Nishikanbara, 2008, Development of olivine Crystal Prefered orientation in Oshima peridotite body as a remnant of upper mantle of oceanic lithosphere, AGU, Fall Meet. Suppl., Abstrac, T43B-2004 (poster).
  • M. Tasaka, M. Toriumi, and K. Michibayashi, 2007, B-type olivine fabrics developed during progressive retrogression above subducting slab in the mantle wedge. Eos Trans, AGU, Fall Meet. Suppl., Abstrac, T13B-1333 (poster).
  • K. Michibayashi, M. Tasaka, and D. Mainprice, 2007, B-type olivine fabrics developed during downward flow along subducting slab in the mantle wedge, Subduction Zone Geodynamics Conference, Montpellier. June 4-7 (France) (poster).