The 122nd (2010 SPRING) SEGJ CONFERENCE

SEGJ Technical Conference

The 122nd (2010 SPRING) SEGJ CONFERENCE

INTERNATIONAL CONFERENCE CENTER, WASEDA UNIV.,TOKYO, JAPAN
May 31 - June 2, 2010

GENERAL INFORMATION

VENUE

International Conference Center, Waseda University, Tokyo, Japan

SCHEDULE

Monday, May 31, 2010

Technical Sessions Room No.1 (3F) 10:00-17:20
Technical Sessions Room No.2 (3F) 09:40-12:00

Poster Core Time Room No.3 (3F) 17:20-18:50
Exhibition Room No.3 (3F) 10:00-18:50

Tuesday, June 1, 2010

Technical Sessions Room No.1 (3F) 09:40-12:00

Technical Sessions Room No.2 (3F) 09:40-12:00

General Meeting Ibuka Memorial Hall (1F) 13:00-14:50
Executive Sessions Ibuka Memorial Hall (1F) 15:00-17:50

__Chairman: Toshihiro UCHIDA (AIST; Vice-President, SEGJ)

__Invited Speakers: Hirohide HIRAI (Agency for Natural Resorces and Energy)

Kei BABA (JOGMEC)

Yuji MARUTANI (JOGMEC)

Shinichi SAKAI (ERI., Tokyo Univ.)

Banquet Okuma Garden House 18:00-20:00
Exhibition Room No.3 (3F) 09:40-17:30

Wednesday, June 2, 2010

Technical Sessions Room No.1 (3F) 09:40-12:00

Technical Sessions Room No.2 (3F) 09:40-12:00

Executive Session Room No.1 (3F) 13:00-13:40

__Chairman: Toshifumi MATSUOKA (Kyoto Univ.)
__Invited Speaker: S. Widiyantoro(Bandung Institute of Technology)
__Presentation:
_ Subducting Slab Structure below the Sunda Arc Inferred
__________from Non-Linear Seismic Tomographic Imaging

Technical Sessions Room No.1 (3F) 14:00-15:40
Technical Sessions Room No.2 (3F) 14:00-15:20
Exhibition Room No.3 (3F) 09:40-14:00

REGISTRATION

Pre-Registration and Onsite Registration are available.
All payments must be made in JPY (Japanease Yen).
Registered and Paid
Pre-Registration
(Until May 21, 2010)
Onsite Registration

Conference
Meeting
Member / Non-member
JPY 4,000-**
JPY 5,000-**
Student
JPY 2,000-**
JPY 3,000-**
Banquet
(Evening on June 1)
Member / Non-member
JPY 4,000-**
JPY 5,000-**
Student

JPY 2,000-**

JPY 3,000-**

**
Pre-registrant will receive BOTH CD-ROM and PAPER Proceedings at the reception of the conference.
**

Onsite registrant will receive ONLY CD-ROM Proceedings. PAPER Proceedings can be purchased at a price of JPY 1,000-.

EXHIBITION

LIST OF EXHIBITORS
ITOCHU Techno-Solutions CO. (CTC)
OYO CO. & OYO S.I. CO.
SUNCOH CONSULTANTS CO.
HAKUSAN CO.
TERRA CO.

ITEMS TO KNOW

1) The Best Oral and Poster Presentation Awards
2) Guide for Technical Session

TECHNICAL PROGRAMME

May 31, Room No.1

Session	[Disaster Prevention]
Chair	Genyuu Kobayashii(JNES)

May 31, 10:00-10:20	1) Extracting the surface-wave phase velocity in the southern Kanto area using Seismic Interferometry Part2. Validation of 3D S-wave velocity model [Abstract] *Hiroaki Yamanaka, Kosuke Chimoto(Tokyo Inst. Tech.),Takahumi Moroi(Kajima Corp.),Tomonori Ikeura(Kajima Corp.),Kazuki Kokestu, Minoru Sakaue(Univ. Tokyo, ERI),Syouichi Nakai, Toru Sekiguchi(Chiba Univ),Yoshinari Oda(Tokyo Metropolitan Univ.)
May 31, 10:20-10:40	2) Ground Motion Simulator on GPU [Abstract] *Shin Aoi(NIED),Naoki Nishizawa(SGI Japan, Ltd.),Takayuki Aoki(Tokyo Tech)
May 31, 10:40-11:00	3) Applicability of microtremor array measurements to deep subsurface structure modeling at Kashiwazaki-Kariwa Nuclear Power Station [Abstract] *Hiroaki Sato, Sadanori Higashi(CRIEPI),Tomiichi Uetake, Ryoichi Tokumitsu(TEPCO)
May 31, 11:00-11:20	4) Retrieval of Greens function from cross-correlation function of random fields by using spectral decomposition of linear operator [Abstract] *Hiroyuki Fujiwara(NIED)
May 31, 11:20-11:40	5) Estination of S-wave velocity structures at Oshu City, Iwate Prefecture by using microtremor array survey [Abstract] *Hidekazu Yamamoto, Tsuyoshi Sano, Kazuya Hatakeyama, Shunya Sawaki(Faculty of Engineering, Iwate University)
May 31, 11:40-12:00	6) Estimation of spectral amplification of ground motion using by microtremor observation in Niigata Prefecture [Abstract] *Shigeki Senna, Shohei Naito, Nobuyuki Morikawa(NIED),Masayuki Yamada(NEWJEC),Hiroyuki Fujiwara(NIED)

Session	[Seismic]
Chair	Shin Aoi(NIED)

May 31, 13:20-13:40	8) Field test of surface wave survey for permafrost investigation in Tibetan Plateau [Abstract] *Shaokong Feng(Chuo Kaihatsu),Zhijian Wu(Lanzhou Institute of Seismology, CEA),Ailan Che(Shanghai Jiaotong University),Wei Ma(State Key Laboratory of Frozen Soil Engineering, CAREERI, CAS)
May 31, 13:40-14:00	9) Extension of the Gassmann-Biot theory of porous media, Part 7, Rayleigh waves of the homogenous isotropic water-saturated half space porous media [Abstract] *Shozaburo Nagumo
May 31, 14:00-14:20	10) Effect of variation of S-wave velocity structure on seismic response characteristics [Abstract] *Genyuu Kobayashi, Yutaka Mamada, Hideaki Tsutsumi(JNES)
May 31, 14:20-14:40	11) Relationship of near-surface attenuation characteristics based on PS logging and vertical array records [Abstract] *Genyuu Kobayashi, Yutaka Mamada, Hideaki Tsutsumi(JNES)
May 31, 14:40-15:00	12) Estimation of macroscopic vibration characteristics of composite ground using surface wave exploration based on homogenization method [Abstract] *Tatsunori Ikeda, Toshifumi Matsuoka, Takeshi Tsuji(Kyoto Univ.),Koichi Hayashi(OYO Corporation)

Session	[Mineral Exploration1]
Chair	Yoshinori Sanada(JAMSTEC)

May 31, 15:20-15:40	13) Towards an improved seismic imaging of deep reflection data through the combination of dual-vessel streamer and 4C OBC surveys in the transition zones [Abstract] *Susumu Abe(JGI, Inc.),Hiroshi Sato, Takaya Iwasaki(ERI, University of Tokyo),Hideo Saito, Kazuya Shiraishi(JGI, Inc.),Nobuo Kawai(JAPEX),Naoko Kato(ERI, University of Tokyo)
May 31, 15:40-16:00	14) Numerical Simulation of Reciprocity for Transition-Zone Survey and Reverse-Time Redatuming [Abstract] *Masafumi Katou, Eiichi Asakawa, Susumu Abe, Hideo Saito(JGI, Inc.)
May 31, 16:00-16:20	15) Virtual receivers by seismic interferometry [Abstract] *Norimitsu Nakata, Toshifumi Matsuoka(Kyoto Univ.)
May 31, 16:20-16:40	16) Improvement of seismic sections by implementing Common Reflection Surface Stack Method [Abstract] *Rachmat Sule(Kyoto Univ., Institut Teknologi Bandung),Andri Hendriyana, Ekkal Dinanto, Ariesty r. Asikin(Institut Teknologi Bandung), Adriansyah(Pertamina EPTC)
May 31, 16:40-17:00	17) Imaging of conflicting dipping events by the multi-dip reflection surfaces method [Abstract] *Naoshi Aoki, Shogo Narahara, Akihisa Takahashi(JGI),Tsukasa Nishiki(JAPEX)
May 31, 17:00-17:20	18) Effect of seismic source on oceanic fine structure in multi-channel seismic reflection survey [Abstract] *Mikiya Yamashita, Kanako Yokota, Yoshio Fukao, Shuichi Kodaira, Seiichi Miura, Katsuro Katsumata(JAMSTEC)

May 31, Room No.2

Session	[Gravity/Soil]
Chair	Yoshihiro Yamashita(OYO)

May 31, 10:00-10:20	38) A feasibility study of gravity monitoring for geologic CO2 sequestration [Abstract] *Mituhiko Sugihara, Tsuneona Ishido, Yuji Nishi, Shinsuke Nakao(AIST)
May 31, 10:20-10:40	39) Possibility of the gravity potential meter - an application of the general relativity near the surface of the Earth [Abstract] *Kyozo Nozaki(OYO),Akito Araya(ERI)
May 31, 10:40-11:00	40) Airborne gravity measurements in Japan and some attempt for improving measuring accuracy for the study of active seismic faults [Abstract] *Jiro Segawa(Tokyo Univ. Mar. Sci. Techn.)
May 31, 11:00-11:20	41) Examination and the fundamental experiment for the geophysical exploration system development using cosmic ray muons [Abstract] *Keiichi Suzuki, Hiroshi Ohnuma(KGE),Ken Higasidani(ENAA)
May 31, 11:20-11:40	42) Estimation of soil thermal resistance around underground power transmission line using geophysical surveys 1 -Relationship among thermal resistance, resistivity and seismic velocity- [Abstract] *Kenji Kubota, Koichi Suzuki(CRIEPI),Yuji Matsuya(KEPCO),Shinji Yamaguchi(Nihon Chikatansa)
May 31, 11:40-12:00	43) Estimation of soil thermal resistance around underground power transmission line using geophysical surveys 2 - Electrical and S-wave refraction surveys using real scale artificial soil - [Abstract] *Koichi Suzuki, Kenji Kubota(CRIEPI),Yuji Matsuya(KEPCO),Shinji Yamaguchi(Nihon Chikatansa)

Session	[Electromagnetic]
Chair	Sugio Imamura(CTGK)

May 31, 13:00-13:20	44) 2.5 dimensional numerical simulation for applicability of marine ellectromagnetic sounding in submarine massive sulphide exploration [Abstract] *Naoto Imamura, Hitoshi Mikada, Tada-nori Goto, Junichi Takekawa(Kyoto Univ.)
May 31, 13:20-13:40	45) A Fundamental experiment of Square-Array resistivity measurement for the exploration of seabed resources [Abstract] *Yoshihiro Yamashita, Hiroyuki Azuma, Koichi Tago, Hisashi Namiki(OYO Corporation),Akira Saito(Waseda University)
May 31, 13:40-14:00	46) Effects of heterogeneity of subsurface structure on on streaming potential [Abstract] *Yusuke Ozaki, Hitoshi Mikada, Tadanori Goto, Juniti Takekawa(Department of Civil and Earth Resources Engineering,Graduate School of Engineering, Kyoto University),Maki Tsujimura, Hachani Fatma(Graduate School of Life and Environmental Sciences University of Tsukuba)
May 31, 14:00-14:20	47) Development of subsurface electromagnetic exploration using longwave radio-clock time-signal [Abstract] *Syoji Yamazaki, Hitoshi Mikada, Tada-nori Goto, Junnichi Takekawa(Kyoto University),Kyousuke Onishi(Akita University),Naotoshi Konishi
May 31, 14:20-14:40	48) Development of analysis program for TEM method [Abstract] *Hideki Mizunaga, Toshiaki Tanaka(Kyushu University),Hiroyuki Katayama(JOGMEC)
May 31, 14:40-15:00	49) Development of a small MT equipment for monitoring survey [Abstract] *Toshiaki Tanaka, Hideki Mizunaga, Aijiro Shigematsu(Kyushu University)

Session	[Electric]
Chair	Keiichi Suzuki(KGE)

May 31, 15:20-15:40	51) Resistivity investigations for monitoring of Izu-Oshima Volcano [Abstract] *Shinichi Takakura, Nobuo Matsushima, Yuji Nishi, Tsuneo Ishido(AIST),Shinya Onizawa(MRI/AIST)
May 31, 15:40-16:00	52) Custom-made electrical prospecting in extremely resistive or conductive areas [Abstract] *Shinichi Takakura(AIST)
May 31, 16:00-16:20	53) Development of Multi-source Resistivity Profiling Using CDMA, Part.2, Theoretical Study and Numerical Experiments [Abstract] *Sugio Imamura(CTGK Ltd.)
May 31, 16:20-16:40	54) Development of Multi-source Resistivity Profiling Using CDMA, Part.3, Evaluation by a Field Test [Abstract] *Sugio Imamura(CTGK Ltd.),Kouichi Tago, Hisashi Namiki(OYO corporation)
May 31, 16:40-17:00	55) High-precision cumputation of Hankel transform using continuous Euler transformation [Abstract] *Hideki Mizunaga, Toshiaki Tanaka(Kyushu University)

May 31, Room No.3

Session	[Poster]
Chair	Kazuyoshi Takaichi(CTC)

May 31, 17:20-18:50	P-1) Detection of temporal change of the crustal structure around Mt. Asama using seismic interferometry [Abstract] Takafumi Katsuro, *Yoshiya Oda(TMU)
May 31, 17:20-18:50	P-2) Trial of P/S seismic survey applied to Aratozawa landslides zone on the 2008 Iwate-Miyagi Nairiku Earthquake [Abstract] Koji Matsunami, Takashi Saito(Kyoto U. DPRI),*Takeshi Ikawa, Koji Yamada, Kiyoshi Ito(Hanshin consul.),Takayuki Go(GEOSYS),Shin Koshiya(Iwate U.),Fumiko Watabiki(Iwate U.),Tomohiro Yaegashi(Iwate U.),Yoshimasa Momikura(Kisojiban consul.)
May 31, 17:20-18:50	P-3) Estimation of S-Wave Velocity Profile Using Linear Microtremor Arrays [Abstract] *Seiichiro Kuroda(National Institute for Rural Engineering),Takao Aizawa, Shunichiro Ito, Yoshiaki Yamanaka(SUNCOH CONSULTANTS CO. , Ltd)
May 31, 17:20-18:50	P-4) Extension of the Gassmann-Biot theory of Porous Media, Part 8, Separation of the first and second dilatational-wave equation, Momentum non-coupling modes [Abstract] *Shozaburo Nagumo
May 31, 17:20-18:50	P-5) Multiple approach by various geophysical techniques for active fault investigations - A case study in the Kushibiki fault zone, Saitama prefecture - [Abstract] *Yuji Mitsuhata, Toshiyuki Yokota, Motoharu Jinguuji, Shigeo Okuma, Kazuo Yamaguchi, Toshihiro Uchida(AIST)
May 31, 17:20-18:50	P-6) An example of resistivity mapping around a river embankment by the broadband electromagnetic sensor GEM-2 [Abstract] *Goh Miura(Terra),Tomio Inazaki(PWRI)
May 31, 17:20-18:50	P-7) Cross borehole radar monitoring for the vadose zone preocess beneath an artificial pond [Abstract] *Seiichiro Kuroda(National Institute for Rural Engineering),Tatsuya Shibuya(Toyama prefecture)

June 1, Room No.1

Session	[Mineral Exploration2]
Chair	Naoshi Aoki(JGI)

Jun 1, 9:40-10:00	19) Experimental study of elastic wave attenuation in partially frozen brine -part 8- improvement of attenuation estimation by using sweep signal [Abstract] *Jun Matsushima, Makoto Suzuki, Yoshibumi Kato, Shuichi Rokugawa(The University of Tokyo)
Jun 1, 10:00-10:20	20) Estimating attenuation in methane hydrate bearing sediments using QVO method, part2 -Numerical and experimental study- [Abstract] *Kwangho Lee, Jun Matsushima(The University of Tokyo)
Jun 1, 10:20-10:40	21) Ore-dyke characterization by implementing refraction tomography, transmission tomography and elastic waveform modeling [Abstract] *Rachmat Sule(Kyoto Univ., Institut Teknologi Bandung)
Jun 1, 10:40-11:00	22) On Applicability of Fresnel volume migration in reflection seismic processing in tank experiment [Abstract] *Tetsuya Kawabayashi, Junichi Takekawa, Goto Tada-nori, Hitoshi Mikada(Kyoto Univ.),Kyosuke Onishi(Akita Univ.)
Jun 1, 11:00-11:20	23) Impact of signal generator shape and near-surface underground structure on seismic wave propagation [Abstract] *Satoru Tanaka, Hitoshi Mikada, Tada-nori Goto, Junichi Takekawa(Kyoto University),Kyosuke Onishi(Akita University)
Jun 1, 11:20-11:40	24) Long offset VSP survey in Nankai Trough offshore Kumanonada [Abstract] *Yoshinori Sanada(JAMSTEC),Ryota Hino(Tohoku Univ.),Jin-oh Park(The university. of Tokyo),Masataka Kinoshita(JAMSTEC), Nantroseize vsp team, Iodp exp319 scientists
Jun 1, 11:40-12:00	25) Application of Waveform Tomography for OBS data - Imaging of deep crustal faults in the Nankai Trough [Abstract] *Rie Kamei, Gerhard Pratt(University of Western Ontario),Takeshi Tsuji(Kyoto University)

June 1, Room No.2

Session	[Logging/Remote Sensing]
Chair	Yoshiya Oda(TMU)

Jun 1, 9:40-10:00	56) Experimental study of downhole PSlogging in deep drilling. [Abstract] *Susumu Sakashita, Susumu Takahashi, Tomomitsu Inoue(OYO)
Jun 1, 10:00-10:20	57) An application to dynamic examination of earthquake-resisting capacity of important traditional wooden buildings. [Abstract] *Teruki Maiguma(Nihon Retrofit),Tadashi Takaya(Nihon Chikatansa),Ryuuzaburo Konishi(Bunkazaitakumijuku),Naota Kobayashi(Nihon Retrofit)
Jun 1, 10:20-10:40	58) An Approach to Evaluating the Quality Factor Using a Vertical Array Seismometer - Exploration Using a Seismic Source - [Abstract] *Dai Nobuoka, Koich Hayashi(OYO),Masaaki Oba(JAPC)
Jun 1, 10:40-11:00	59) Construction of sonic waveform synthetic data in the f-k domain [Abstract] *Hiroyuki Suzuki, Jun Matsushima(The University of Tokyo)
Jun 1, 11:00-11:20	60) An evaluation of brine acquifer for the CO2 sequestration using seismic inversion [Abstract] Masato Takagi(RITE),*Chisato Konishi, Hiroyuki Azuma, Masao Ohoka, Junya Takeshima(OYO Corporation)
Jun 1, 11:20-11:40	61) Long-range ground deformation measurement by InSAR time-deries analysis using C-band ENVISAT and L-band PALSAR data [Abstract] *Shuichi Rokugawa, Takako Nakamura(The University of Tokyo),Tomonori Deguchi(Nittetsu Mining Consultants Co.,Ltd),Jun Matsushima(The University of Tokyo)
Jun 1, 11:40-12:00	62) Application of Infrared Remote Sensing to Mine Exploration - The Effect of Water Content [Abstract] *Terumi Inagaki(Ibaraki University),Ryosuke Uchida, Tomonori Uezu(Ibaraki University)

June 2, Room No.1

Session	[Civil Engineering]
Chair	Susumu Abe(JGI)

Jun 2, 9:40-10:00	26) Shallow seismic survey parallel to the Ayasegawa fault [Abstract] *Kazuo Yamaguchi, Shinobu Ito, Naomi Kano, Toshiki Ohtaki, Kyoko Kagohara, Tatsuya Sumita, Toshiyuki Yokota, Shinsuke Okada(AIST)
Jun 2, 10:00-10:20	27) Integrated geophysical survey of levee and substrata along the lower stream of Arakawa River [Abstract] *Tomio Inazaki(PWRI Tsukuba Central Institute)
Jun 2, 10:20-10:40	28) Detecting cracks in concrete blocks by using laser Doppler vibrometory elastic-wave vibration measurements [Abstract] *Osamu Nishizawa(DIA Consultants Co. Ltd.),Tomio Inazaki(PWRI),Hiroshi Yamamoto, Kazuo Yamaguchi(Deshigiken Corp. (Melectro)),Kentaro Yamashita(TKR)
Jun 2, 10:40-11:00	29) Concrete model experiments for the noncontact vibration measurements of rock slopes by remotely-positioned Laser Doppler Vibrometer [Abstract] *Hideki Saito, Yasunori Otsuka(Oyo),Fumiaki Uehan, Ken'ichi Kojima, Osamu Murata(RTRI),Guichen Ma, Kazuhide Sawada, Atsushi Yashima(Gifu Univ.),Takahiro Fukata(JR West)
Jun 2, 11:00-11:20	30) Analysis of slope failure process of a model levee based on time lapse electric surevay data [Abstract] *Makoto Inoue(Global Infotec Inc.),Tomiji Inazaki, Yukiko Saito, Satoshi Arakane, Naoto Yoshida(Pablic Works Research Institute)
Jun 2, 11:20-11:40	31) ACROSS signal analysis from Toki, Morimachi and Toyohashi sources using continuous seismic records observed at Horai seismic array [Abstract] Kenji Yamazaki, *Toshiki Watanabe, Koshun Yamaoka(Nagaoya University),Ryoya Ikuta, Takahiro Kunitomo(Shizuoka University),Yasuhiro Yoshida, Akio Katsumata(Meteorological Research Institute),Yoshiko Yamanaka, Haruhisa Nakamichi, Shinichiro Horikawa(Nagaoya University)
Jun 2, 11:40-12:00	32) Study on rock physical interpretation of shallow geophysical data Part IV - Study on rock physics models for interpreting static moduli of soft sedimentary rocks- [Abstract] *Toru Takahashi, Soichi Tanaka(Fukada Geological Institute)

Session	[Refraction]
Chair	Takao Aizawa(Suncoh Consultants)/Hideki Saito(Oyo)

Jun 2, 14:00-14:20	33) Advancement of Tunnel Geophysics 1 -Previous literature Documentation and a Re-Analysis Example- [Abstract] *Takao Aizawa, Tsutomu Hashimoto(Suncoh Consultants),Masahiko Akasawa(JRTT)
Jun 2, 14:20-14:40	34) Advancement of Tunnel Geophysics Part2 Database and software for interpretation [Abstract] *Koichi Hayashi, Hideki Saito(OYO Corporation),Masahiko Akasawa(JRTT),Segj Tunnel geophysics consortium(SEGJ)
Jun 2, 14:40-15:00	35) Technical tradition in seismic refraction prospecting [Abstract] *Hideki Saito(Oyo), Engineering geophysics collegium(SEGJ)
Jun 2, 15:00-15:20	36) The problem of the geophysical exploration in geo-risk assessment [Abstract] *Nobusuke Hasegawa(NIED),Toshifumi Matsuoka, Hiroyasu Ohtsu(Kyoto University)
Jun 2, 15:20-15:40	37) Waveform inversion of seismic refraction data Part.3 -Application to actual data- [Abstract] *Yasutomo Yamauchi, Hiroaki Yamanaka(Tokyo Institute of Technology)

June 2, Room No.2

Session	[Radioactive Waste Disposal1]
Chair	Takumi Ueda(AIST)

Jun 2, 9:40-10:00	63) Clarification for structure of surplus soil deposits using 3D resistivity survey [Abstract] *Kento Higuchi, Masaki Sugisaki(Waseda University),Mutsuo Takeuchi(JUVITA),Yoshio Yuasa(Kitachiba Road Construction Office,Chiba Prefecture),Kazuo Kamura(Waseda University)
Jun 2, 10:00-10:20	64) Fundamental study of thermal conductivity well logging and monitoring [Abstract] *Motoharu Jinguuji(AIST)
Jun 2, 10:20-10:40	65) The adaptive techniques for magnetoterullic survey in the area dominating coherent noise. -1- A technique for the stacking method of the magnetoterullic spectrum data utilizing the property of power spectrum against the noise [Abstract] *Tateyuki Negi, Koji Umeda(JAEA),Koichi Matsuo(Nittetsu Mining Co.Ltd),Koichi Asamori(JAEA),Koichi Yokoi(NMCC)
Jun 2, 10:40-11:00	66) The adaptive techniques for magnetoterullic survey in the area dominating coherent noise. -2- A technique for the estimation of impedance valiance utilizing magnetic fields at the remote reference site [Abstract] *Tateyuki Negi, Koichi Asamori, Koji Umeda(JAEA)
Jun 2, 11:00-11:20	67) Field experiments with a linear dipole array antenna fed by coaxial cables [Abstract] *Shinpei Kondo(Osaka Electro-Communication Univ.),Satoshi Ebihara(Osaka Electro-Communication Univ.)
Jun 2, 11:20-11:40	68) Three-dimensional estimation with directional borehole radar using dipole array antenna fed by coaxial cables [Abstract] *Hideaki Kawai(Osaka Electro-Communication Univ.),Satoshi Ebihara(Osaka Electro-Communication Univ.),Kazushige Wada(Matsunaga Geo-survey Co., Ltd.)
Jun 2, 11:40-12:00	69) Optimization of shape and arrangement of antennas for GPR [Abstract] *Yusuke Yasui, Hitoshi Mikada, Goto Tada-nori, Jyunichi Takekawa(Kyoto University),Kyosuke Onishi(Akita University),Naotoshi Konishi

Session	[Radioactive Waste Disposal2]
Chair	Tateyuki Negi(JAEA)

Jun 2, 14:00-14:20	70) Seismic reflection surveys at Horonobe coastal area [Abstract] *Toshiyuki Yokota(AIST),Tomio Inazaki(PWRI),Shigeharu Mizohata(JGI Inc.),Toshihiro Uchida, Takumi Ueda(AIST)
Jun 2, 14:20-14:40	71) Estimation of electrical conductivity of pore fluid by using the bimodal grain mixture model -a case study on the coastal area of Horonobe, Japan- [Abstract] *Makoto Ando(AIST),Hiroyuki Azuma(OYO),Toshihiro Uchida(AIST)
Jun 2, 14:40-15:00	72) An improvement and operation test of OBEM for shallow water, and a preliminary experiment at the coast of Horonobe [Abstract] *Kenji Ohsawa(GERD),Yuji Mitsuhata, Takumi Ueda, Toshihiro Uchida(AIST),Mizue Saba, Tatsuya Sato(GERD)
Jun 2, 15:00-15:20	73) 2D numerical analysis for coastal area MT and application for Horonobe data. [Abstract] *Takumi Ueda, Toshihiro Uchida, Yuji Mitsuhata(AIST)

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