Research field (2)：
Earth resource engineering, energy science
, Solid earth science
Research theme for competitive and other funds (7)：
2023 - 2027 Development of a nuclear emergency remote monitoring system for plume dispersion in the atmosphere
2023 - 2026 断層はいつ動いたのか ー活動性評価のための新たな放射年代学的アプローチー
2022 - 2025 Development of the new method to detect water-conducting faults and fractures by high-precision gas concentration mapping
2022 - 2025 Discrimination of tsunami and typhoon deposits
2019 - 2023 礫層の堆積年代に関する効果的な測定法の構築
2013 - 2017 Identification of recent fault activity by measurement of hydration thickness using quartz from faults
2004 - 2005 付加体中の劈開の発達過程と地質構造形成に与える影響についての研究
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Papers (52)：
N. Nishiyama, T. Nakajima, A. Goto, H. Hakoiwa, M. Nagata, K. Shimada, M. Niwa. Analysis of the Stress Field Around Concealed Active Fault From Minor Faults-Slip Data Collected by Geological Survey: An Example in the 1984 Western Nagano Earthquake Region. Earth and Space Science. 2024. 11. 6
Masakazu Niwa. Simple method to extract data of planar structures using a smartphone. Journal of the Japan Society of Engineering Geology. 2024. 65. 64-70
Hiroki Ogawa, Shinya Hiratsuka, Koichi Asamori, Koji Shimada, Masakazu Niwa. Estimation of shear wave polarization anisotropy in the fore-arc region of Kyushu, Japan. BUTSURI-TANSA(Geophysical Exploration). 2024. 77. 15-23
Horst Zwingmann, Masakazu Niwa, Andrew Todd, Martin Saunders. Reconstruction of the deformation history of an active fault: implications from the Atera Fault, Central Japan. Earth, Planets and Space. 2024. 76. 1
Masakazu Niwa, Koji Shimada, Shuji Terusawa, Akira Goto, Nariaki Nishiyama, Toru Nakajima, Takanori Ishihara, Hiroaki Hakoiwa. Field-based description of near-surface crustal deformation in a high-strain shear zone: A case study in southern Kyushu, Japan. Island Arc. 2024
Yamamoto, Yusuke, Watanabe, Takahiro, Niwa, Masakazu, Shimada, Koji. Stable hydrogen and oxygen isotope analyses of geological samples using a thermal conversion elemental analyzer-isotope ratio mass spectrometer at Tono Geoscience Center. JAEA-Testing. 2024. 2023-003
Niwa, Masakazu, Shimada, Koji, Sueoka, Shigeru, Fujita, Natsuko, Yokoyama, Tatsunori, Ogita, Yasuhiro, Fukuda, Shoma, Nakajima, Toru, Kagami, Saya, Ogata, Manabu, et al. Research plan on geosphere stability for long-term isolation of radioactive waste (Scientific program for fiscal year 2023). JAEA-Review. 2023. 2023-017
Niwa, Masakazu, Shimada, Koji, Sueoka, Shigeru, Ishihara, Takanori, Ogawa, Hiroki, Hakoiwa, Hiroaki, Watanabe, Tsuyoshi, Nishiyama, Nariaki, Yokoyama, Tatsunori, Ogata, Manabu, et al. Annual report for research on geosphere stability for long-term isolation of radioactive waste in fiscal year 2022. JAEA-Research. 2023. 2023-005
Shimo Michito, Niwa Masakazu, Miyakawa Kazuya, Yasue Ken-ichi, Tonokura Kenichi, Tokunaga Tomochika. On the atmospheric methane anomalies around the anticlinal axis. 2022. 23. 21-34
Physical deformation of Rochester shale and Opalinus clay; Impacts on isotopic signatures of clay minerals
(61st Annual Meeting of The Clay Minerals Society 2024)
Zircon U-Pb ages from sedimentary rocks of the Mino Belt in Gifu and Nagano Prefectures, Central Japan
(Japan Geoscience Union Meeting 2024 2024)
Environmental changes over the last 89 years using Buir lake sediments in eastern Mongolian Plateau
(Japan Geoscience Union Meeting 2024 2024)
2013/10 - 2014/09 U.S. Geological Survey, Denver Visiting Scientist
2008/07 - 2010/10 Agency for Natural Resources and Energy
Committee career (1)：
2015/04 - 2018/09 日本地質学会 構造地質部会庶務
Awards (3)：
2020/10 - 日本応用地質学会 令和2年度研究発表会 優秀講演者賞
2008/09 - Geological Society of Japan Best Paper Award Stratigraphy of the Permian Shiroumadake Formation and its structural relationship with serpentinite in the Mt. Shiroumadake area, Hida Gaien belt, central Japan
2008/09 - Geological Society of Japan Young Scientist Award Lithology and deformation structure of an accretionary complex characterized by large anounts of oceanic rocks: an example of the Kohachigagawa Complex of the Mino Belt in the Takayama area, Gifu Prefecture
Association Membership(s) (5)：
America Geophysical Union
, Geological Society of America
, JAPAN GEOSCIENCE UNION
, JAPAN SOCIETY OF ENGINEERING GEOLOGY
, THE GEOLOGICAL SOCIETY OF JAPAN
