Japan Geoscience Union Meeting 2019

Hiroshi Ogasawara

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Speaker, Author, Co-Author

Mon. May 27, 2019 9:00 AM - 10:30 AM Convention Hall A (2F)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-SS Seismology

[S-SS13] Strong Ground Motion and Earthquake Disaster

Mon. May 27, 2019 10:45 AM - 12:15 PM A07 (TOKYO BAY MAKUHARI HALL)

  • [E] Oral
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS02] Drilling Earth Science

11:00 AM - 11:15 AM

[MIS02-08] ICDP DSeis 1: Introduction into JpGU 2019 papers on Drilling into Seismogenic zones of M2.0-5.5 earthquakes in South African gold mines

*Hiroshi Ogasawara1, Bennie Liebenberg2, Martin Ziegler3, Yasuo Yabe4, Ray Durrheim5, Musa Manzi5, Tullis C Onstott6, Thomas Weirsberg7 (1.Faculty of Science and Engineering, Ritsumeikan University, 2.Moab Khotsong mine, South Africa, 3.ETH, Zurich Dep. Earth Sciences, 4.Graduate School of Science, Tohoku Univ., 5.Univ. Witwatersrand, School of Geoscience, South Africa, 6.Princeton Univ., Dept. Geoscience, USA, 7.GFZ, Potzdam, Germany)

11:15 AM - 11:30 AM

[MIS02-09] ICDP DSeis 2: Preliminary results of physical property measurement and XRD analysis of the M5.5 fault material recovered from DSeis Project

*Tetsuro Hirono1, Yuki Yukoyama1, Shunya Kaneki2, Hiroshi Ogasawara3, Yasuo Yabe4, Takuya Matsuzaki5, Yuhji Yamamoto5, Hidekazu Tokuyama5, Tullis C. Onstott6, Martin Ziegler7, Durrheim Ray8, Esterhuizen van Heerden9, Bennie Liebenberg9, The ICDP DSeis team (1.Department of Earth and Space Science, Graduate School of Science, Osaka University, 2.Disaster Prevention Research Institute, Kyoto University, 3.Ritsumeikan University, 4.Tohoku University, 5.Center for Advanced Marine Core Research, Kochi University, 6.Princeton University, 7.ETH Zurich, 8.Witwatersrand University, 9.Moab Khotsong mine)

11:30 AM - 11:45 AM

[MIS02-10] ICDP DSeis 3: Spatial variation in stress state in the source region of Orkeny earthqauke (M5.5) based on analyses of the ICDP-DSeis borehole cores

*Yasuo Yabe1, Akimasa Ishida2, Kosuke Sugimura2, Kanematsu Makoto2, Mitsuya Higashi2, Shunsuke YOSHIDA2, Bennie Liebenberg7, Takatoshi Ito3, Akio Funato5, Bryan Watson6, Raymond Durrheim4, Hiroshi Ogasawara2 (1.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 2.Faculty of Science and Engeneer, Ritsumeikan University, 3.Institute of Fluid Science, Tohoku University, 4.School of Geoscience, University of the Witwatersrand, 5.Fukada Geological Institute, 6.School of Mining Engeneering, University of the Witwatersrand, 7.Moab Khotsong mine)

Mon. May 27, 2019 3:30 PM - 5:00 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

  • [E] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS02] Drilling Earth Science

[MIS02-P07] ICDP DSeis 4: Drilling, core logging, and in-hole geophysical logging of ICDP DSeis drilling into the M5.5 aftershock zones in a South African gold mines.

*Shunsuke YOSHIDA1, Tadokoro Ryogo1, Kosuke Sugimura1, Kanematsu Makoto1, Mitsuya Higashi1, Benni Liebenberg2, Esterhuizen van Heerden2, Stephen Tau3, Siyanda Mngadi3, Ray Durrheim3, Martin Ziegler4, Yusuke Mukuhira5, Ronald Conze6, Yasuo Yabe7, Shunya Kaneki8, Yuki Yokoyama9, Nomqhele Nkosi10, Dave Roberts10, Sifiso Buccio11, Hiroshi Ogasawara1 (1.Graduate school of science and engineering, Ritsumeikan , 2.Moab Khotsong mine, Vijoenskroon, 3.Univ. Witwatersrand, School of Geoscience, 4.ETH, Zurich Dep. Earth Sciences, 5.Inst. Fluid Science, Tohoku Univ., 6.GFZ, Potzdam, 7.Graduate School of Science, Tohoku Univ., 8.Disaster Prevention Research Inst., Kyoto Univ., 9.Graduate School of Science,Osaka Univ., 10.Mandela Mining Precinct, CSIR, 11.Council for Geoscience)

[MIS02-P08] ICDP DSeis 5: Diametrical Core Deformation Analysis of the M5.5 aftershock zone core - stress concentration at reflective intrusives and transition in stress regimes.

*Kosuke Sugimura1, Shunsuke YOSHIDA1, Ryogo Tadokoro1, Hiroshi Ogasawara2, Akimasa Ishida, Yasuo Yabe3, Takatoshi Ito4, Akio Funato5, Siyanda Mngadi6, Ray Durrheim6 (1.Graduate school of science and engineering, Ritsumeikan, 2.College of Science and Engineering, Ritsumeikan Univ., 3.Graduate School of Science, Tohoku Univ., 4.Inst. Fluid Science, Tohoku Univ., 5.Fukada Geological Institute, 6.Univ. Witwatersrand, School of Geoscience)

[MIS02-P10] ICDP DSeis 7: compilation of stress information and comparison with calculated stresses in the M5.5 aftershock zones

*Mitsuya Higashi1, Yasuo Yabe2, Kosuke Sugimura1, Akimasa Ishida, Makoto Kanematsu1, Shunsuke YOSHIDA1, Ryogo Tadokoro1, Takatoshi Ito4, Akio Funato5, Hiroshi Ogasawara3 (1.Graduate School of Science and Engineering, Ritsumeikan Univ., 2.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 3.College of Science and Engineering, Ritsumeikan Univ., 4.Inst. Fluid Science, Tohoku Univ., 5.Fukada Geological Institute)

Mon. May 27, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

  • [E] Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS02] Drilling Earth Science

[MIS02-P07] ICDP DSeis 4: Drilling, core logging, and in-hole geophysical logging of ICDP DSeis drilling into the M5.5 aftershock zones in a South African gold mines.

*Shunsuke YOSHIDA1, Tadokoro Ryogo1, Kosuke Sugimura1, Kanematsu Makoto1, Mitsuya Higashi1, Benni Liebenberg2, Esterhuizen van Heerden2, Stephen Tau3, Siyanda Mngadi3, Ray Durrheim3, Martin Ziegler4, Yusuke Mukuhira5, Ronald Conze6, Yasuo Yabe7, Shunya Kaneki8, Yuki Yokoyama9, Nomqhele Nkosi10, Dave Roberts10, Sifiso Buccio11, Hiroshi Ogasawara1 (1.Graduate school of science and engineering, Ritsumeikan , 2.Moab Khotsong mine, Vijoenskroon, 3.Univ. Witwatersrand, School of Geoscience, 4.ETH, Zurich Dep. Earth Sciences, 5.Inst. Fluid Science, Tohoku Univ., 6.GFZ, Potzdam, 7.Graduate School of Science, Tohoku Univ., 8.Disaster Prevention Research Inst., Kyoto Univ., 9.Graduate School of Science,Osaka Univ., 10.Mandela Mining Precinct, CSIR, 11.Council for Geoscience)

[MIS02-P08] ICDP DSeis 5: Diametrical Core Deformation Analysis of the M5.5 aftershock zone core - stress concentration at reflective intrusives and transition in stress regimes.

*Kosuke Sugimura1, Shunsuke YOSHIDA1, Ryogo Tadokoro1, Hiroshi Ogasawara2, Akimasa Ishida, Yasuo Yabe3, Takatoshi Ito4, Akio Funato5, Siyanda Mngadi6, Ray Durrheim6 (1.Graduate school of science and engineering, Ritsumeikan, 2.College of Science and Engineering, Ritsumeikan Univ., 3.Graduate School of Science, Tohoku Univ., 4.Inst. Fluid Science, Tohoku Univ., 5.Fukada Geological Institute, 6.Univ. Witwatersrand, School of Geoscience)

[MIS02-P10] ICDP DSeis 7: compilation of stress information and comparison with calculated stresses in the M5.5 aftershock zones

*Mitsuya Higashi1, Yasuo Yabe2, Kosuke Sugimura1, Akimasa Ishida, Makoto Kanematsu1, Shunsuke YOSHIDA1, Ryogo Tadokoro1, Takatoshi Ito4, Akio Funato5, Hiroshi Ogasawara3 (1.Graduate School of Science and Engineering, Ritsumeikan Univ., 2.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 3.College of Science and Engineering, Ritsumeikan Univ., 4.Inst. Fluid Science, Tohoku Univ., 5.Fukada Geological Institute)