The 3rd International Symposium on Recent Advances in Exploration Geophysics in Kyoto (RAEG'98)



Scientific Program (Tentative)

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Monday, December 14

9:20- 9:30Opening Address
Yuzuru Ashida (Kyoto University, Japan)

Seismic Method I (9:30-10:30)

Chairperson: Toshifumi Matsuoka (Kyoto University, Japan)
9:30- 9:50 Imaging the permeability-porosity structure within the near-surface sediments of Tokyo by acoustic crosswell tomography
Tokuo Yamamoto (University of Miami, USA)
9:50-10:10 Vertical fractures and azimuthal anisotropy
Michael Schoenberg (Schlumberger - Doll Research, USA)
10:10-10:30 Three dimensional velocity images of north-south zone in China with LSQR algorithm
Yike Liu and Xu Chang (Chinese Academy of Sciences, China)

Break (10:30-10:40)

Inversion / Electrical Method (10:40-12:00)

Chairperson: Toshihiro Uchida (Geological Survey of Japan, Japan)
10:40-11:00 Focusing inversion of geophysical data
Oleg Portniaguine and Michael S. Zhdanov (University of Utah, USA)
11:00-11:20 Hydraulic well testing inversion for modeling fluid flow in fractured rocks using simulated annealing
Shinsuke Nakao*, Julie Najita** and Kenzi Karasaki** (*Geological Survey of Japan, Japan, **Lawrence Berkeley National Laboratory, USA)
11:20-11:40 Resistivity tomography experiment on samples with cracks and water
Jinqi Hao (China Seismological Bureau, China)
11:40-12:00 Application of gamma-ray spectrometry and electrical resistivity to detect subsurface karst structure in Pokhara Valley, central Nepal
Pitambar Gautam*, Surendra R. Pant** and Hisao Ando*** (*Hokkaido University, Japan, **Tribhuvan University, Nepal, ***Institute of Hydrogeology Co., Ltd., Japan)

Lunch (12:00-13:20)

Seismic Method II (13:20-15:00)

Chairperson: Toshiki Watanabe (Kyoto University, Japan)
13:20-13:40 Propagation of guided waves in a fluid layer bounded by two viscoelastic anisotropic solids
Ahmed Shaaban Ashour (International Islamic University Malaysia, Malaysia)
13:40-14:00 Picking first break in seismic traces by fractal method
Xu Chang* Yike Liu* and Yuzuru Ashida** (*Chinese Academy of Sciences, China, **Kyoto University, Japan)
14:00-14:20 Fresnel zone wavepath tomography -Theory-
Bagus Endar B. Nurhandoko and Yuzuru Ashida (Kyoto University, Japan)
14:20-14:40 Improvement of data quality in seismic while drilling
Tetsuro Tsuru* and Toshiyuki Yokota** (*Japan Marine Science and Technology Center, Japan, **Japan National Oil Corporation, Japan)
14:40-15:00 Joint imaging fractures from resistivity and seismic surveys
Rui Feng, Zhengqin He, Qingju Wu, and Jinqi Hao (China Seismological Bureau, China)

Coffee Break (15:00-15:20)

Electromagnetic and Magnetic Method (15:20-17:00)

Chairperson: Akira Saito (Mitsui Mineral Development Engineering Co. Ltd, Japan)
15:20-15:40 Recent advances in AMT/MT hardware (SSMT-Satellite Synchronized MT) and applications (High density 3-D MT survey and 3-D AMT for deep mining exploration)
Mitsuru Yamashita, Leo Fox, Gary McNeice and Gerald Graham (Phoenix Geophysics Limited, Canada)
15:40-16:00 New art for crosshole electromagnetic tomography
Cao Junxing*, Nie Zaiping** and Zhu Jieshou* (*Chengdu University of Technology, China, **University of Electronic Science and Technology of China, China)
16:00-16:20 New 2.5D GILD-Born modeling and inversion using magnetic integral equation
Ganquan Xie, Jianhua Li and Ki Ha Lee (Lawrence Berkeley National Laboratory, USA)
16:20-16:40 On the use of anisotropy of magnetic remanence to estimate the rotation of faulted blocks within the Mukawa Serpentinite Body in Hokkaido, Japan
Pitambar Gautam* and Takeyuki Katoh** and Kohei Tanaka*** (*Hokkaido University, Japan, **Earth Science Co., Ltd., Japan, ***National Research Institute for Earth Science and Disaster Prevention, Japan)
16:40-17:00 Magnetic susceptibility observation across Hiamlaya-Karakoram range, northern Pakistan
Mirza Naseer Ahmad* and Mitsuo Yoshida** (*Geological Survey of Pakistan, Pakistan, **Geoscience Co., Ltd., Japan)

Tuesday, December 15

Joint session with the Research Committee of Electrical Methods, the Society of Exploration Geophysicists of Japan (SEGJ)

Electromagnetic Method II (9:20-10:20)

Chairperson: Yutaka Murakami (Geological Survey of Japan, Japan)
9:20- 9:40 Three-dimensional magnetotelluric inversion using generalized RRI method
Kazunobu Yamane*, Shinji Takasugi**, Hee Joon Kim*** and Ki Ha Lee**** (*Geothermal Energy Research and Development Co., Ltd., Japan, **JMC Geothermal Engineering Co., Ltd., Japan, ***Pukyung National University, Korea, ****Lawrence Berkeley National Laboratory, USA)
9:40-10:00 Reverse time migration for ground penetrating radar using finite difference time domain method
Yoshinori Sanada and Yuzuru Ashida (Kyoto University, Japan)
10:00-10:20 Full 3-D inversion of electromagnetic data on PC
Yutaka Sasaki (Kyushu University, Japan)
10:20-10:40 New 3D particle tracking algorithm for prediction of transport flow in multiple porosity media
Jianhua Li, G. S. Bodvarsson and Christine Doughty (Lawrence Berkeley National Laboratory, USA)

Break (10:40-10:50)

Chairperson: Yutaka Murakami (Geological Survey of Japan, Japan)
10:50-11:50 Electrical and EM methods applied to engineering and environmental problems
Ki Ha Lee (Lawrence Berkeley National Laboratory, USA)
11:50-12:00 Closing Remarks
Toshifumi Matsuoka (Kyoto University, Japan)


raeg98@tansa.kumst.kyoto-u.ac.jp
Last modified: Mon Nov 30 11:50:30 1998