Shiobara Hajime

ハジメシオバラ | Shiobara Hajime

Affiliation and department：
Job title： Professor

Research field (1)： Solid earth science

Research keywords (4)： ocean bottom broadband seismology , 広帯域地震学 , 海底地震観測 , ocean floor geodesy

Research theme for competitive and other funds (33)：

2023 - 2027 Cutting-edge earthquake research by long-term broadband seafloor seismic observation technology at the ultra-deep sea area, a region of observational blank
2022 - 2027 「速いスロー地震」から探る、カスカディア巨大地震震源域におけるプレート固着の実態
2021 - 2026 Development of multi-scale observation techniques for monitoring slow-to-fast earthquakes
2021 - 2026 マントル遷移層探査のための海底観測技術の高度化
2021 - 2024 最古太平洋の全域探査で明かす「プレートテクトニクスの謎」

2018 - 2021 Pacific Array (1): Exploration of the oldest Pacific mantle

2015 - 2020 Development research of the high performance ocean bottom seismometer for breakthrough in scientific studies at the seafloor

2015 - 2018 Exploring Large Igneous Provinces: Determination of crust and mantle structure beneath the Ontong Java Plateau by marine geophysical observation

2015 - 2018 Pacific Array

2013 - 2017 Ocean bottom pressure gauge array for studying phenomena involving the ocean and solid Earth as a system

2011 - 2015 New tilt observation at the seafloor based on the latest ocean bottom seismometer technology

2010 - 2015 New phase of Ocean Hemisphere Project : Imaging the normal oceanic mantle by advanced ocean bottom observations

2010 - 2012 Development of ocean bottom seismometer and pressure gauge for observation of earthquakes at plate boundary

2011 - 2011 Comprehensive studies for the 2011 off the Pacific coast of Tohoku earthquake

2010 - 2010 Comprehensive studies for the 2011 off the Pacific coast of Tohoku earthquake

2007 - 2010 Imaging of the Polynesian mantle plumes from seismic and geomagnetic observation on seafloor in French Polynesia

2007 - 2009 Study for mobile ocean bottom broadband seismic observation of the next generation

2004 - 2009 Stagnant Slab : A Key Word for the Mantle Dynamics

2004 - 2008 Imaging the stagnant slab by broadband ocean bottom seismic observation

2004 - 2006 Japan-France cooperative study of mantle plumes by seismic observation and rock sampling on Polynesian seafloor

2004 - 2005 Research for deep back-arc structure in Mariana by Japan-US joint long-term seismic observation

2002 - 2004 Development of Buried Sensor for Mobile Ocean Bottom Broadband Seismic Observation of the Next Generation

2001 - マリアナ地域の長期海底地震観測に基づく深発地震活動と地下深部構造の解明

1997 - 1999 DETAILED STUDIES ON THE STRUCTURE OF MID ATLANTIC RIDGE

1994 - 1996 Ocean Bottom Seismographic Survey of the Earthquake Swarm which occur beneath Mid Atlantic Ridge.

1995 - 1995 1995年奄美大島近海の地震活動とその被害に関する調査研究

1992 - 1993 Joint sea-land seismological observation at peculiar mid-oceanic ridges.

1990 - 1991 Seismographic array observation in and around Iceland by use of ocean bottom seismographs and land seismometers.

1990 - 1991 Evolution of Oceanic Crust of the Marginal Seas in Northwestern Pacific -Geophysical Surveys-

1989 - 1990 新型海底地震計を用いた精密観測による海底地下構造の精密な解明

広帯域海底地震観測

Deduction of structure of subducting Philippine sea plate in Tokai area

Broad Band Ocean Bottom Seismic Observation

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Papers (167)：

Toshinori Sato, Saki Shibata, Koichi Murata, Norihisa Usui, Hajime Shiobara, Tomoaki Yamada, Masanao Shinohara. Estimating Vertical Movement and Slip Distribution During the 2018 Boso, Japan, Slow Slip Event From Ocean Bottom Pressure Gauge Data and an Oceanic Model. Geophysical Research Letters. 2024
Yuko Kondo, Masayuki Obayashi, Hiroko Sugioka, Hajime Shiobara, Aki Ito, Masanao Shinohara, Hikaru Iwamori, Masataka Kinoshita, Matthew Miller, Carlos Tassara, et al. Seismic Image of the Central to Southern Andean Subduction Zone Through Finite-Frequency Tomography. 2024
Hyunsun Kang, Young Hee Kim, Shu Huei Hung, Pei Ying Patty Lin, Takehi Isse, Hitoshi Kawakatsu, Sang Mook Lee, Hisashi Utada, Nozomu Takeuchi, Hajime Shiobara, et al. Seismic Velocity Structure of Upper Mantle Beneath the Oldest Pacific Seafloor: Insights From Finite-Frequency Tomography. Geochemistry, Geophysics, Geosystems. 2023. 24. 9
Yuki Kawano, Takehi Isse, Akiko Takeo, Hitoshi Kawakatsu, Manabu Morishige, Hajime Shiobara, Nozomu Takeuchi, Hiroko Sugioka, Young Hee Kim, Hisashi Utada, et al. Seismic Structure of the Lithosphere-Asthenosphere System Beneath the Oldest Seafloor Revealed by Rayleigh-Wave Dispersion Analysis. Journal of Geophysical Research: Solid Earth. 2023. 128. 6
Nozomu Takeuchi, Takehi Isse, Hitoshi Kawakatsu, Hajime Shiobara, Hiroko Sugioka, Aki Ito, Hisashi Utada, Tomoaki Yamada. Olivine Fabrics in the Oceanic Lithosphere Constrained by Pn Azimuthal Anisotropy. Journal of Geophysical Research: Solid Earth. 2023. 128. 6

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MISC (212)：

柴田早希, 佐藤利典, 村田耕一, 村田耕一, 碓氷典久, 塩原肇, 山田知朗, 篠原雅尚. 海底圧力計データを用いた房総沖スロースリップのすべり分布の推定. 海と地球のシンポジウム発表課題一覧・要旨集(CD-ROM). 2024. 2023
佐藤利典, 鈴木雅博, 村田耕一, 村田耕一, 碓氷典久, 塩原肇, 山田知朗, 篠原雅尚. MSSA解析とパラメトリック関数のフィッティングを併用した海洋モデルを用いた海底圧力計からのスロースリップによる変動の抽出. 海と地球のシンポジウム発表課題一覧・要旨集(CD-ROM). 2023. 2022
KAWANO Yuki, ISSE Takehi, TAKEO Akiko, KAWAKATSU Hitoshi, SHIOBARA Hajime, TAKEUCHI Nozomu, SUGIOKA Hiroko, KIM YoungHee, UTADA Hisashi, LEE Sang-Mook. Broadband dispersion analysis of Love waves: a case study in the oldest Pacific Ocean. 日本地球惑星科学連合大会予稿集(Web). 2022. 2022
KONDO Yuko, OBAYASHI Masayuki, SUGIOKA Hiroko, SHIOBARA Hajime, ITO Aki, SHINOHARA Masanao, IWAMORI Hikaru, KINOSHITA Masataka, MILLER Matthew, TASSARA Carlos, et al. Travel time anomalies in Chile Triple Junction region. 日本地球惑星科学連合大会予稿集(Web). 2022. 2022
SHITO Azusa, SUETSUGU Daisuke, ISSE Takehi, SHIOBARA Hajime, SUGIOKA Hiroko, ITO Aki, ISHIHARA Yasushi, TANAKA Satoru, OBAYASHI Masayuki, TONEGAWA Takashi, et al. Po/So waves traveling in the Ontong Java Plateau. 日本地球惑星科学連合大会予稿集(Web). 2022. 2022

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Lectures and oral presentations (35)：

Restart of the ultra-deep broadband OBS (UDBBOBS) development
(AGU-FM 2023 2023)
Long-term ocean bottom seismic array observation at the Chile Triple Junction
(AGU-FM2022 2022)
海底面での機動的傾斜観測実現に向けた房総半島沖での長期試験観測
(海と地球のシンポジウム2021 2021)
海底面での機動的傾斜観測実現に向けた房総半島沖での長期試験観測2
(日本地震学会2021年度秋季大会 2021)
次世代観測へ向けた自律動作方式の高性能広帯域海底地震計:NX-2G
(日本地震学会2019年度秋季大会 2019)

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Education (2)：

- 1990 Hokkaido University Graduate School, Division of Natural Science
- 1990 北海道大学理学研究科地球物理学

Association Membership(s) (3)：

JAPAN SOCIETY FOR MARINE SURVEYS AND TECHNOLOGY , 日本地震学会 , AGU

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