Outline of Session

   

Solid Earth Sciences(S) / Complex & General(CG)
S-CG67 Ocean Floor Geoscience


Short title Ocean Floor Geoscience
Oral presentation
Date/Room/Chair
May 22 PM1 (14:15 - 16:00) 106 Izumi Sakamoto  / Chie Honsho 
May 22 PM2 (16:15 - 18:00) 106 Yasushi Harada  / Naoto Hirano 
May 23 AM1 (09:00 - 10:45) 106 Mariko Sato  / Motoyuki Kido 
Poster presentation
Date/Room
May 22 (Core Time 18:15 - 19:30) Convention Hall
Contact Kyoko Okino
Email okino@aori.u-tokyo.ac.jp
Convener Kyoko Okino  / Keiichi Tadokoro  / Osamu Ishizuka  / Tomohiro Toki  / Narumi Takahashi 
Scope Ocean Floor Geoscience session covers a broad range of research on seafloor such as mid-ocean ridge process, subduction dynamics, arc magmatism, hot spot and LIPs, crustal movement and structure etc. Every field of researches and every approaches are welcomed. The session aims to encourage discussion among scientists from different study fields and to integrate our understanding of ocean floor.
Notes Bring your own computer for presentation and check it before the session.


Time Presentation No Title Author Presenter Abstract
Oral Presentation   May 22 PM1 (14:15-16:00) 106                              to the top
14:15 - 14:30 SCG67-01 Seismic structure and seismicity at the southern Mariana Trough with hydrothermal activities Toshinori Sato
Mariko Mizuno
Hiroyoshi Takata
other
Toshinori Sato English
14:30 - 14:45 SCG67-02 Magnetic Structure of Back-arc Spreading Axis with Hydrothermal Vents; the Southern Mariana Trough Masakazu Fujii
Kyoko Okino
Chie Honsho
other
Masakazu Fujii English
14:45 - 15:00 SCG67-03 Volcanic features and volcanic massive sulfide deposit of Myojinnsyo caldera, Izu-Ogasawara Arc. Izumi Sakamoto
Ryuichi Shitahaku
Masatoshi Yagi
other
Izumi Sakamoto English
15:00 - 15:15 SCG67-04 Across-arc geochemical variation of felsic rocks dredged from the Myojin Seamount and the Myojin Rift, Izu-Bonin arc Takanori Yoshida
OKAMURA, Statoshi
SAKAMOTO, Izumi
other
Takanori Yoshida English
15:15 - 15:30 SCG67-05 Mapping hydrothermal sites in the Bayonnaise knoll caldera using acoustic sonars with an autonomous underwater vehicle Chie Honsho
URA, Tamaki
ASADA, Akira
other
Chie Honsho English
15:30 - 15:45 SCG67-06 The structure of chimney at iron-silica rich hydrothermal environment in shallow marine, Satsuma Iwo-Jima, Kikai caldera Takashi Kuratomi
KIYOKAWA, Syoichi
IKEHARA, Minoru
other
Takashi Kuratomi English
15:45 - 16:00 3-min talk in an oral session@(SCG67-P01/SCG67-P02/SCG67-P03/SCG67-P04/SCG67-P05)
Oral Presentation   May 22 PM2 (16:15-18:00) 106                              to the top
16:15 - 16:30 SCG67-07 The subducting effect and characteristics of crustal structure in the east side of Shikoku Basin obtained by seismic ref Mikiya Yamashita
Shuichi Kodaira
Narumi Takahashi
other
Mikiya Yamashita English
16:30 - 16:45 SCG67-08 Seismic structure of the Kita-Daito Basin and Minami-Daito Basin in the northwestern Philippine Sea plate Azusa Nishizawa
Kentaro Kaneda
Mitsuhiro Oikawa
Azusa Nishizawa English
16:45 - 17:00 SCG67-09 Aseismic deep subduction of the Philippine Sea plate Dapeng Zhao
Zhouchuan Huang
Takahiro Yanada
other
Dapeng Zhao English
17:00 - 17:15 SCG67-10 Precise visualization of global plate motions Shohei Aramaki
Tadayoshi Kato
Yasushi Harada
Yasushi Harada English
17:15 - 17:30 SCG67-11 Exploring submarine lava fields in the French Polynesian region Naoto Hirano
Masao Nakanishi
Natsue Abe
other
Naoto Hirano English
17:30 - 17:45 SCG67-12 Experimental constraint on magma genesis for petit-spot in the northwestern Pacific: the first step Shiki Machida
Tetsu Kogiso
Naoto Hirano
Shiki Machida English
17:45 - 18:00 3-min talk in an oral session@(SCG67-P06/SCG67-P07/SCG67-P08/SCG67-P09/SCG67-P10)
Oral Presentation   May 23 AM1 (09:00-10:45) 106                              to the top
09:00 - 09:15 SCG67-13 Development of an ultra-deep seafloor acoustic ranging system Yukihito Osada
Motoyuki Kido
Yoshihiro Ito
other
Yukihito Osada English
09:15 - 09:30 SCG67-14 Postseismic seafloor movements associated with the 2011 Tohoku Earthquake detected by GPS/acoustic geodetic observation Shun-ichi Watanabe
Mariko Sato
Tadashi Ishikawa
other
Shun-ichi Watanabe English
09:30 - 09:45 SCG67-15 Development of GPS/acoustic survey sites along Japan Trench and getting started on their first measurement Motoyuki Kido
Yukihito Osada
Jumpei Yamamoto
other
Motoyuki Kido English
09:45 - 10:00 SCG67-16 Current status and future prospect of GPS/acoustic seafloor geodetic observation by Japan Coast Guard Mariko Sato
Naoto Ujihara
Shun-ichi Watanabe
other
Mariko Sato English
10:00 - 10:15 SCG67-17 New buoy observation system for tsunami and crustal deformation for strong ocean current Narumi Takahashi
ISHIHARA, Yasuhisa
OCHI, Hiroshi
other
Narumi Takahashi English
10:15 - 10:30 SCG67-18 The first observation of a newly developed underwater gravimeter by using autonomous underwater vehicle Masanao Shinohara
Tomoaki Yamada
Toshihiko Kanazawa
other
Masanao Shinohara English
10:30 - 10:45 3-min talk in an oral session@(SCG67-P11/SCG67-P12/SCG67-P13/SCG67-P14/SCG67-P15)


Presentation No Title Author Presenter Abstract
Poster Presentation   May 22  Core Time (18:15-19:30) Convention Hall                    to the top
SCG67-P01 Acoustically transparent deposits possibly originated from 7300 BP Kikai Koya PDC Fumihiko Ikegami
Shoichi Kiyokawa
hisashi Oiwane
other
Fumihiko Ikegami English
SCG67-P02 Geochemical variation of backarc basin basalts and magma genesis in the Shikoku Basin Satoru Haraguchi
Teruaki Ishii
Shiki Machida
Satoru Haraguchi English
SCG67-P03 New GANSEKI: Major System Revision and Improved Usability Takayuki Tomiyama
Yuji Ichiyama
HORIKAWA, Hiroki
other
Takayuki Tomiyama English
SCG67-P04 Development of observation method for seafloor hydrothermal flow based on acoustic image Masashi Mochizuki
TAMURA, Hajimu
KINOSHITA, Masataka
other
Masashi Mochizuki English
SCG67-P05 Availability to the ocean floor geoscience of the deep-sea videos Tomoaki Kitayama
TANAKA, Katsuhiko
OGIDO, Moritaka
other
Tomoaki Kitayama English
SCG67-P06 The three-dimensional conductivity structure beneath the Philippine Sea and the western Pacific Ocean Noriko Tada
Kiyoshi Baba
Hisashi Utada
Noriko Tada English
SCG67-P07 Origin of the petit-spot melt suggested from electrical conductivity structure Kiyoshi Baba
Natsue Abe
Naoto Hirano
other
Kiyoshi Baba English
SCG67-P08 Using STCM data, relationship between spreading rate and magnetic boundary strike in mid ocean ridge Yukitaka Satoh
Takeshi Matsumoto
Yoshifumi Nogi
Yukitaka Satoh English
SCG67-P09 Active topographic features on the oceanward plate of the Japan Trench near the hypocenter region of the 2011 Tohoku Ear Masao Nakanishi Masao Nakanishi English
SCG67-P10 Seafloor mapping of the 1998 Papua New Guinea earthquake and tsunami source area Takeshi Matsumoto Takeshi Matsumoto English
SCG67-P11 Study for observation and analysis method in urgent seafloor geodetic observation Naoto Ujihara
Mariko Sato
Shun-ichi Watanabe
other
Naoto Ujihara English
SCG67-P12 Development of a new method for GPS/Acoustic seafloor observation using multi-buoy system Haruka Mukaiyama
Ryoya Ikuta
Keiichi Tadokoro
other
Haruka Mukaiyama English
SCG67-P13 Gamma-ray fluctuation observed on deep seafloor off Hatsushima Island in Sagami Bay after the 2011 Tohoku Earthquake Ryoichi Iwase
Ichiro Takahashi
Ryoichi Iwase English
SCG67-P14 The phase velocity and arrival direction of infragravity waves observed by DONET Yoko Tono
Kiwamu Nishida
Yoshio Fukao
other
Yoko Tono English
SCG67-P15 Bouguer gravity anomaly of Japan's adjacent seas Yukari Fujioka
KANEDA, Kentaro
OIKAWA, Mitsuhiro
other
Yukari Fujioka English
SCG67-P16 Characteristics of Hf isotopic composition of basalts from northwestern part of the West Philippine Basin Nao Goeku
Ryuichi Shinjo
Nao Goeku English
SCG67-P17 Nd and Hf isotopic compositions of the Oman ophiolite extrusive rocks Anzu Ikei
Ryuichi Shinjo
Anzu Ikei English