Papers - Umeda Koji
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Geochemical Signature of Deep Fluids Triggering Earthquake Swarm in the Noto Peninsula, Central Japan
Koji Umeda, Yukino Yamazaki, Hirochika Sumino
Geophysical Research Letters 51 ( 13 ) 2024.6
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津軽平野，中里川の破堤堆積物について：令和4年8月前線大雨に伴う現世イベント堆積物
岡田里奈, 小林祐登, 梅田浩司, 鄒 青穎, 井口紗綾
応用地質 64 ( 5 ) 255 - 262 2023.12
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Distribution of Quaternary Volcanic Dike Under the Edifices and Evaluation of Central Conduit Stability by Topographic Analysis Using Contour Lines
NISHIYAMA Nariaki, KAWAMURA Makoto, UMEDA Koji, NIWA Masakazu
Journal of the Japan Society of Engineering Geology 64 ( 3 ) 98 - 111 2023.8
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Identification of Zenikame - Menagawa tephra based on trace-elements microanalysis of volcanic glass shards by LA-ICP-MS
Okada Rina, Kondo Misaki, Umeda Koji, Furusawa Akira, Amano Tadashi
BULLETIN OF THE VOLCANOLOGICAL SOCIETY OF JAPAN 68 ( 2 ) 91 - 98 2023.6
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下北半島，関根浜のイベント堆積物について
木村雄大・岡田里奈・梅田浩司
東北地域災害学研究 59 37 - 40 2023.3
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Identification of Zenikame-Menagawa Tephra Using Major Element Compositions of Amphibole Phenocrysts
WATANABE Hazuki, OKADA Rina, UMEDA Koji, NISHIDA Yuuki
Journal of the Japan Society of Engineering Geology 63 ( 5 ) 228 - 236 2022.12
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Geological record of 18th and 19th century tsunamis along the Japan Sea coast of Tsugaru Peninsula, northwestern Japan
Rina Okada, Koji Umeda, Takanobu Kamataki, Yuki Sawai, Dan Matsumoto, Yumi Shimada, Kei Ioki
MARINE GEOLOGY 453 106905 2022.11
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1804年象潟地震による津波堆積物の層相
長尾優樹，岡田里奈，梅田浩司，鎌滝孝信
東北地域災害学研究 2022.3
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Spatial and seasonal variations in groundwater chemistry in the Owasawa River alluvial fan, Northeast Japan
NAKAMURA Mizuki, UMEDA Koji, IOKA Seiichiro
Journal of Groundwater Hydrology 63 ( 4 ) 279 - 286 2021.11
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津軽地方の鮮新世～前期更新世テフラの記載岩石学的特徴について－火山ガラスの主成分化学組成－
山田淳越，柴 正敏，近藤美左紀，梅田浩司
青森地学 2021
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秋田県北部の沖積低地における洪水堆積物について
宿田涼介・梅田浩司・鎌滝孝信
東北地域災害科学研究 2020.4
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カルデラ火山の外輪山における大規模地すべりの発生年代
吉田怜奈・宿田涼介・五十嵐広大・梅田浩司
東北地域災害科学研究 2020.4
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秋田県北部の沖積低地における津波堆積物の分布様式
網干秀俊・鎌滝孝信・平川知明・宿田涼介・梅田浩司
東北地域災害科学研究 2020.4
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Landslide and debris flow hazard analysis using geographic information system
UMEDA Koji
Journal of the Japan Landslide Society 57 ( 5 ) 155 - 160 2020
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Landslides Triggered by the 2018 Hokkaido Eastern Iburi Earthqu ake
UMEDA Koji, CHIYOYA Kaori, SHIBA Masatoshi, KONDO Misaki
Journal of the Japan Society of Engineering Geology 60 ( 4 ) 172 - 179 2019.10
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Petrography and K-Ar Ages of Oho-dake Volcano, Shimokita Peninsula
AZUMI Ayumi, UMEDA Koji, SHIBA Masatoshi, SASAKI Minoru, SATO Hiroki
BULLETIN OF THE VOLCANOLOGICAL SOCIETY OF JAPAN 64 ( 3 ) 169 - 174 2019.9
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秋田県にかほ市沿岸低地にみられる津波および洪水堆積物の特徴
宇内滉志, 鎌滝孝信, 安部訓史, 得丸達生, 松冨英夫, 岡田里奈, 村上正能, 梅田浩司
東北地域災害科学研究 2019.5
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秋田県八峰町南部の沖積低地にみられる洪水堆積物について
鎌滝孝信, 岡田里奈, 梅田浩司
東北地域災害科学研究 2019.5
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下北半島西部，大間町奥戸におけるイベント堆積物調査
村上正能, 岡田里奈, 梅田浩司, 鎌滝孝信
東北地域災害科学研究 2019.5
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津軽半島，十三湖周辺に認められる津波と液状化の痕跡
岡田里奈, 梅田浩司, 鎌滝孝信
東北地域災害科学研究 2019.5
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津軽半島，鳴沢川流域にみられる過去の洪水堆積物の特徴
鍜治純輝, 岡田里奈, 梅田浩司, 石田将貴, 内館美紀, 鎌滝孝信
東北地域災害科学研究 2018.5
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津軽半島，十三湖におけるイベント堆積物
岡田里奈, 鍜治純輝, 梅田浩司, 鎌滝孝信, 石田将貴, 内館美紀
東北地域災害科学研究 2018.5
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北東北日本海沿岸にみられるイベント堆積物とその形成年代
鎌滝孝信，松冨英雄，梅田浩司，阿部恒平，黒澤英樹
東北地域災害科学研究 2018.5
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青森県鰺ヶ沢町におけるイベント堆積物調査
石田将貴, 内館美紀, 鎌滝孝信，松冨英雄，岡田里奈, 鍜治純輝, 梅田浩司
東北地域災害科学研究 2018.5
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1983年日本海中部地震津波浸水地域における津波堆積物調査
内館美紀, 石田将貴, 鎌滝孝信，松冨英雄，岡田里奈, 鍜治純輝, 梅田浩司
東北地域災害科学研究 2018.5
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青森県鰺ヶ沢町にみられるイベント堆積物
熊谷秀平, 梅田浩司, 鎌滝孝信, 小岩直人, 藤田奈津子
東北地域災害科学研究 2017.4
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Fission track dating of faulting events accommodating plastic deformation of biotites
S. Sueoka, K. Shimada, T. Ishimaru, M. Niwa, K. Yasue, K. Umeda, T. Danhara, H. Iwano
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 122 ( 3 ) 1848 - 1859 2017.3
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飯豊山は噴火するか？－地質，地球物理，地球化学データから見た飯豊山下の深部構造－
梅田 浩司
青森地学 62 1 - 3 2017
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日本原子力研究開発機構・土岐地球年代学研究所光ルミネッセンス測定装置への密封線源の導入と放射線管理
徳安佳代子, 古田定昭, 國分(齋藤)陽子, 梅田浩司
日本放射線安全管理学会誌 2016.9
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複数の熱年代学的手法に基づいた江若花崗岩敦賀岩体の冷却・削剥史
末岡 茂, 梅田浩司, 安江健一, 丹羽正和, 島田耕史, 石丸恒存, 檀原 徹, 岩野英樹, 八木公史
地学雑誌 2016.8
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The Installation and The Radiation Protection of The Optically Stimulated Luminescence Reader with Sealed Beta Source in The Toki Research Institute of Isotope Geology and Geochronology, Japan Atomic Energy Agency
15 ( 1 ) 80 - 87 2016.7
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Thermal Constraints on Clay Growth in Fault Gouge and Their Relationship with Fault-zone Evolution and Hydrothermal Alteration: Case Study of Gouges in the Kojaku Granite, Central Japan
Masakazu Niwa, Koji Shimada, Hajimu Tamura, Kenji Shibata, Shigeru Sueoka, Ken-ichi Yasue, Tsuneari Ishimaru, Koji Umeda
Clays and Clay Minerals 64 ( 2 ) 86 - 107 2016.4
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Geological predictions for the long-term isolation of radioactive waste based on extrapolating uniform mode and rate of crustal deformation
Umeda Koji
Annual Meeting of the Geological Society of Japan 2016 ( 0 ) 330 2016
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Cooling and Denudation History of the Tsuruga Body of Kojaku Granite, Southwest Japan, Constrained from Multi-system Thermochronology
Shigeru SUEOKA, Koji UMEDA, Ken-ichi YASUE, Masakazu NIWA, Koji SHIMADA, Tsuneari ISHIMARU, Tohru DANHARA, Hideki IWANO, Koshi YAGI
Journal of Geography (Chigaku Zasshi) 125 ( 2 ) 201 - 219 2016
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地球科学の原子力安全への貢献(その1)地球科学からみた地殻流体と地層処分技術への応用
梅田浩司, 浅森浩一
ΑΤΟΜΟΣ 58 ( 2 ) 110 - 114 2016
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黒島火山の活動時期の再検討と南西諸島火山岩のK-Ar年代の総括
福田徹也, 棚瀬充史, 梅田浩司, 小林哲夫
月刊地球 2015.9
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Triggering of earthquake swarms following the 2011 Tohoku megathrust earthquake
Koji Umeda, Koichi Asamori, Ayumu Makuuchi, Kazuo Kobori, Yuki Hama
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 120 ( 4 ) 2279 - 2291 2015.4
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Localized extensional tectonics in an overall reverse-faulting regime, Northeast Japan
Koji Umeda
GEOSCIENCE LETTERS 2 2015
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九州の火山地質学 黒島火山の活動時期の再検討と南西諸島火山岩のK-Ar年代の総括
福田徹也, 棚瀬充史, 梅田浩司, 小林哲夫
月刊地球 37 ( 5 ) 2015
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地層処分と地質環境の長期安定性：地質環境の長期予測と不確実性についての検討例
梅田浩司, 安江健一, 石丸恒存
原子力バックエンド研究 2014.12
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Earthquake doublet in an active shear zone, southwest Japan: Constraints from geophysical and geochemical findings
Koji Umeda, Koichi Asamori, Ayumu Makuuchi, Kazuo Kobori
Tectonophysics 634 116 - 126 2014.11
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Subsurface geological mapping of the Japanese Islands
Yasue, K-I., Ishimaru, T., Kobori, K., Umeda, K. and Nakatsuka, N.
J. Geol. Soc. Jpn. 2014.6
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Release of mantle and crustal helium from a fault following an inland earthquake
Koji Umeda, Koichi Asamori, Tomohiro Kusano
APPLIED GEOCHEMISTRY 37 134 - 141 2013.10
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Spatial variations in He-3/He-4 ratios along a high strain rate zone, central Japan
Koji Umeda, Tomohiro Kusano, Atusi Ninomiya, Koichi Asamori, Junichi Nakajima
JOURNAL OF ASIAN EARTH SCIENCES 73 95 - 102 2013.9
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Three-dimensional magnetotelluric inversion using a heterogeneous smoothness-constrained least-squares method
Tateyuki Negi, Hideki Mizunaga, Koichi Asamori, Koji Umeda
EXPLORATION GEOPHYSICS 44 ( 3 ) 145 - 155 2013.9
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Constraining the timing of brittle deformation and faulting in the Toki granite, central Japan
S. Yamasaki, H. Zwingmann, K. Yamada, T. Tagami, K. Umeda
CHEMICAL GEOLOGY 351 168 - 174 2013.8
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Tectonic shortening and coeval volcanism during the Quaternary, Northeast Japan arc
Koji Umeda, Masao Ban, Shintaro Hayashi, Tomohiro Kusano
JOURNAL OF EARTH SYSTEM SCIENCE 122 ( 1 ) 137 - 147 2013.2
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Current status the AMS facility at the Tono Geoscience Center of the Japan Atomic Energy Agency
Y. Saito-Kokubu, A. Nishizawa, M. Suzuki, Y. Ohwaki, T. Nishio, A. Matsubara, T. Saito, T. Ishimaru, K. Umeda, T. Hanaki
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 294 43 - 45 2013.1
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Geological Predictions for the Long-term Isolation of Radioactive Waste Based on Extrapolating Uniform Mode and Rate of Crustal Movements
Koji UMEDA, Shin-Ichi TANIKAWA, Ken-Ichi YASUE
Journal of Geography (Chigaku Zasshi) 122 ( 3 ) 385 - 397 2013
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Tephra Stratigraphy of Toki Sand and Gravel Formation on the Nenoue Highland-Correlation of Widespread Tephra Deposits by Major Element Chemistry of Glass Inclusions in Quartz-
古澤明, 安江健一, 中村千怜, 梅田浩司
応用地質 54 ( 1 ) 25 - 38 2013
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日本海東縁ひずみ集中帯の構造とアクティブテクトニクス 新潟-神戸ひずみ集中帯におけるヘリウム同位体比分布
二ノ宮淳, 二ノ宮淳, 梅田浩司, 浅森浩一
月刊地球 35 ( 6 ) 2013
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Relationship between He-3/He-4 ratios and subduction of the Philippine Sea plate beneath southwest Japan
Koji Umeda, Tomohiro Kusano, Koichi Asamori, Glen F. McCrank
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 117 ( B10204 ) 2012.10
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Thermochronological study of the dip-slip displacement and timing of initiation of the Atera fault
Yamada Kunimi, Yasue Ken-ichi, Iwano Hideki, Yamada Ryuji, Umeda Koji, Omura Kentaro
Jour. Geol. Soc. Japan 118 ( 7 ) 437 - 448 2012.7
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Groundwater pressure changes in Central Japan induced by the 2011 off the Pacific coast of Tohoku Earthquake
Masakazu Niwa, Ryuji Takeuchi, Hironori Onoe, Koji Tsuyuguchi, Koichi Asamori, Koji Umeda, Kozo Sugihara
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 13 Q05020 2012.5
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The first (U-Th)/He thermochronology of pseudotachylyte from the Median Tectonic Line, southwest Japan
Kunimi Yamada, Takahiro Hanamuro, Takahiro Tagami, Koji Shimada, Hideo Takagi, Ryuji Yamada, Koji Umeda
JOURNAL OF ASIAN EARTH SCIENCES 45 17 - 23 2012.2
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Cooling history of the Cretaceous Toki granite in the eastern Sanyo Belt, Central Japan
Seiko YAMASAKI, Koji UMEDA
Japanese Magazine of Mineralogical and Petrological Sciences 41 ( 2 ) 39 - 46 2012
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Spatial patterns of initiation ages of active faulting in the Japanese Islands
Doke Ryosuke, Tanikawa Shin-ichi, Yasue Ken-ichi, Nakayasu Akio, Niizato Tadafumi, Umeda Koji, Tanaka Takenobu
Active Fault Research 2012 ( 37 ) 1 - 15 2012
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A large intraplate earthquake triggered by latent magmatism
Koji Umeda, Koichi Asamori, Tateyuki Negi, Tomohiro Kusano
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 116 2011.1
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CURRENT R & D ACTIVITIES IN THE STUDY ON GEOSPHERE STABILITY
Takahiro Hanamuro, Ken-Ichi Yasue, Yoko Saito-Kokubu, Koichi Asamori, Tsuneari Ishimaru, Koji Umeda
PROCEEDINGS OF THE 13TH INTERNATIONAL CONFERENCE ON ENVIRONMENTAL REMEDIATION AND RADIOACTIVE WASTE MANAGEMENT, 2010, VOL 2 25 - 30 2011
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Correlation of widespread tephra beds using the major-element chemistry of glass shards and glass inclusions in hornblende: Case study of the Sakate tephra, western Japan
中村千怜, 中村千怜, 安江健一, 石丸恒存, 梅田浩司, 古澤明
地質学雑誌 117 ( 9 ) 495 - 507 2011
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Estimation method of uplift during late Quaternary in an inland area: Case study of fluvial terraces along Kaburagawa river and Tokigawa river
安江健一, 田力正好, 谷川晋一, 須貝俊彦, 山田浩二, 梅田浩司
原子力バックエンド研究(CD-ROM) 18 ( 2 ) 51 - 62 2011
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An efficient and effective stacking method for MT spectrum data;-A validation study using survey data-
根木健之, 梅田浩司, 松尾公一, 浅森浩一, 横井浩一, 大原英史
物理探査 64 ( 2 ) 153 - 165 2011
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Electrical resistivity structure and helium isotopes around Naruko volcano, northeastern Japan and its implication for the distribution of crustal magma
Koichi Asamori, Koji Umeda, Yasuo Ogawa, Teruki Oikawa
International Journal of Geophysics 2010 2010
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An efficient and effective stacking method for MT spectrum data;<br/>&mdash;Effectiveness against coherent noise&mdash;
Tateyuki Negi, Koji Umeda, Koichi Matsuo, Koichi Asamori, Koichi Yokoi, Hidefumi Ohara
BUTSURI-TANSA(Geophysical Exploration) 63 ( 5 ) 395 - 408 2010
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Helium isotopes as a tool for detecting concealed active faults
Koji Umeda, Atusi Ninomiya
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 10 2009.8
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Heat source for an amagmatic hydrothermal system, Noto Peninsula, Central Japan
Koji Umeda, Atusi Ninomiya, Tateyuki Negi
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 114 ( B1 ) 2009.1
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High He-3 emanations from the source regions of recent large earthquakes, central Japan
Koji Umeda, Atusi Ninomiya, Glen F. McCrank
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 9 2008.12
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New (U-Th)/He dating systems and ages in Japan Atomic Energy Agency
K. Yamada, T. Hanamuro, T. Tagami, R. Yamada, K. Umeda
GEOCHIMICA ET COSMOCHIMICA ACTA 72 ( 12 ) A1050 - A1050 2008.7
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Thermal history of the alteration zones around hot springs at Hongu and Totsukawa area, Southern Kii Peninsula, Southwest Japan
HANAMURO Takahiro, UMEDA Koji, TAKASHIMA Isao, NEGISHI Yoshimitsu
Japanese Magazine of Mineralogical and Petrological Sciences 37 ( 2 ) 27 - 38 2008.3
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Zircon fission track ages for pyroclastics from the Mutsu Hiuchidake volcano and the basement rocks, Northeast Japan: Re examination of the latest volcanic history
Koji Umeda, Tohru Danhara
Japanese Magazine of Mineralogical and Petrological Sciences 37 ( 5 ) 131 - 136 2008
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Thermochronology of non-volcanic hydrothermal activity in the Kii Peninsula, Southwest Japan: Evidence from fission track dating and helium isotopes in paleo-hydrothermal fluids
Koji Umeda, Takahiro Hanamuro, Kunimi Yamada, Yoshimitsu Negishi, Hideki Iwano, Tohru Danhara
RADIATION MEASUREMENTS 42 ( 10 ) 1647 - 1654 2007.11
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Helium isotopes as geochemical indicators of a serpentinized fore-arc mantle wedge
Koji Umeda, Glen F. McCrank, Atusi Ninomiya
Journal of Geophysical Research: Solid Earth 112 ( 10 ) 2007.10
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Multiple lines of evidence for crustal magma storage beneath the Mesozoic crystalline Iide Mountains, northeast Japan
Koji Umeda, Koichi Asamori, Atusi Ninomiya, Sunao Kanazawa, Teruki Oikawa
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 112 ( B5 ) 2007.5
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Relationship between helium isotopes and heat flux from hot springs in a non-volcanic region, Kii Peninsula, southwest Japan
Koji Umeda, Yukihiro Sakagawa, Atusi Ninomiya, Koichi Asamori
GEOPHYSICAL RESEARCH LETTERS 34 ( 5 ) 2007.3
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Temporal-spatial variations of Plio-Pleistocene volcanic activity in the Ryohaku Mountains, central Japan : evidences from K-Ar ages
TANASE Atsushi, OIKAWA Teruki, NINOMIYA Atusi, HAYASHI Shintaro, UMEDA Koji
Bulletin of the Volcanological Society of Japan 52 ( 1 ) 39 - 61 2007.2
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Magnetotelluric imaging of crustal magma storage beneath the Mesozoic crystalline mountains in a nonvolcanic region, northeast Japan
Koji Umeda, Koichi Asamori, Tateyuki Negi, Yasuo Ogawa
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 7 2006.8
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Variations in the (3)He/(4)He ratios of hot springs on Shikoku Island, southwest Japan
K Umeda, S Kanazawa, C Kakuta, K Asamori, T Oikawa
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 7 2006.4
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Unusual cooling of the Middle Miocene Ichifusayama Granodiorite, Kyushu, Japan
T Oikawa, K Umeda, S Kanazawa, T Matsuzaki
JOURNAL OF MINERALOGICAL AND PETROLOGICAL SCIENCES 101 ( 1 ) 23 - 28 2006.2
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Deep structure of the miocene igneous complex in the KII Peninsula, Southwest Japan, inferred from wide-band magnetotelluric soundings
Koji Umeda
Advances in Geosciences: Volume 1: Solid Earth (SE) 207 - 213 2006.1
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Aqueous fluids derived from a subducting slab: Observed high He-3 emanation and conductive anomaly in a non-volcanic region, Kii Peninsula southwest Japan
K Umeda, Y Ogawa, K Asamori, T Oikawa
JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH 149 ( 1-2 ) 47 - 61 2006.1
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K-Ar age of high magnesium andesite dikes at the Toki River in Gifu Prefecture, central Japan.
及川輝樹, 眞島英壽, 棚瀬充史, 二ノ宮淳, 梅田浩司
地質学雑誌 112 ( 10 ) 2006
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Heat Flux Distribution in Japan Taking Account of Advection Processes
SAKAGAWA Yukihiro, UMEDA Koji, ASAMORI Koichi
JGRSJ 28 ( 2 ) 211 - 221 2006
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Current status of the geoscientific research for long-term stability of the geological environment in the JNC's R & D programme
Umeda Koji, Osawa Hideaki, Nohara Tsuyoshi, Sasao Eiji, Fujiwara Osamu, Asamori Koichi, Nakatsuka Noboru
Journal of Nuclear Fuel Cycle and Environment 11 ( 2 ) 97 - 112 2005
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Geothermal Structure of the Southern Part of the Kii Peninsula Estimated from the Gravity Anomaly and the Deep Resistivity Structure
上原大二郎, 角田地文, 工藤健, 梅田浩司, 小川康雄, 棚瀬充史, 武田祐啓, 千葉昭彦, 鍵山恒臣
地震 57 ( 3 ) 2005
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Heat flux distribution in Japan with advection taken into account and non-isothermal flow simulation of Unzen volcano
Sakagawa Yukihiro, Umeda Koji, Asamori Koichi
Journal of Nuclear Fuel Cycle and Environment 11 ( 2 ) 157 - 166 2005
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Geophysical techniques for detecting magmas and high-temperature fluids;:their application to the Onikobe-Narugo volcanic region and the southern Kii Peninsula
Asamori Koichi, Umeda Koji
Journal of Nuclear Fuel Cycle and Environment 11 ( 2 ) 147 - 156 2005
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Modeling long-term volcanic hazards through Bayesian inference: An example from the Tohoku volcanic arc, Japan
AJ Martin, K Umeda, CB Connor, JN Weller, DP Zhao, M Takahashi
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 109 ( B10 ) 2004.10
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Database on the Temperature Profiles of Boreholes in Japan
Yukihiro SAKAGAWA, Koji UMEDA, Mototaka SUZUKI, Tatsuya KAJIWARA, Youhei UCHIDA
Zisin (Journal of the Seismological Society of Japan. 2nd ser.) 57 ( 1 ) 63 - 67 2004
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Deep Structure of the Miocene Igneous Complex in the Kii Peninsula, Southwest Japan, Inferred from Wide-band Magnetotelluric Soundings
UMEDA Koji, UEHARA Daijiro, OGAWA Yasuo, KUDO Takeshi, KAKUTA Chifumi
Bulletin of the Volcanological Society of Japan 48 ( 6 ) 461 - 470 2003.12
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Late Cenozoic volcanic activity in the Chugoku area, southwest Japan arc during back-arc basin opening and reinitiation of subduction
Jun-Ichi Kimura, Tomoyuki Kunikiyo, Isaku Osaka, Takashi Nagao, Seiki Yamauchi, Susumu Kakubuchi, Shomei Okada, Norie Fujibayashi, Ryuhei Okada, Hisashi Murakami, Takashi Kusano, Koji Umeda, Shintaro Hayashi, Tsuneari Ishimaru, Atusi Ninomiya, Atsushi Tanase
Island Arc 12 ( 1 ) 22 - 45 2003.3
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Probabilistic methods for estimating the long-term spatial characteristics of monogenic volcanoes in Japan
Martin et
Act. Geophysica. Polonica. 51 2003
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岩手県松川地熱地域北方に分布する火山岩のK-Ar年代
大場 司, 林 信太郎, 梅田 浩司
火山 48 2003
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Petrographic Characterization of the Tephras in the Lowermost to Lower Members of Daisen Tephra Formations.
Akira Furusawa, Koji Umeda
The Quaternary Research (Daiyonki-Kenkyu) 41 ( 5 ) 413 - 420 2002
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Detailed Comparison of Petrographic Characterization of DNP, DSP, and DKP Tephras in the Lower-Middle Members of Daisen Tephra Formations, Southwestern Japan.
古沢明, 梅田浩司
第四紀研究 41 ( 2 ) 2002
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K-Ar Ages for Lava Samples of Adatara Volcano: Reexamination of Formation History of the Volcano.
藤縄明彦, 林信太郎, 梅田浩司
火山 46 ( 3 ) 2001
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Cooling history of the Takahama Granitic Rocks, Shikoku, Ryoke Belt, Southwest Japan, with special reference to the thermal effect of the Neogene intrusive rocks.
梅田浩司, 小松亮, 棚瀬充史, 湯佐泰久
岩石鉱物科学 30 ( 1 ) 17 - 27 2001
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白馬大池火山のK-Ar年代
及川輝樹, 原山智, 梅田浩司
火山 46 ( 1 ) 2001
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Development History of Kurikoma Volcano, Northeast Japan.
藤縄明彦, 藤田浩司, 高橋美保子, 梅田浩司, 林信太郎
火山 46 ( 5 ) 2001
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Tephra stratigraphy of piston cores in Beppu Bay during the past 7000 years : correlation of the core tephras with Aso and Kuju Volcano
Furusawa Akira, Umeda Koji
Journal of the Geological Society of Japan 106 ( 1 ) 31 - 50 2000.1
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坑井温度データから算定した地熱地帯における熱水流体の流動速度及び熱流量
梅田 浩司, 小松 亮, 江原 幸雄
地熱 36 ( 3 ) 219 - 237 1999.9
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Sequence of the Volcanism and Tectonics during the Last 2.0 Million Years along the Volcanic Front in Tohoku District, NE Japan
UMEDA Koji, HAYASHI Shintaro, BAN Masao, SASAKI Minoru, OHBA Tsukasa, AKAISHI Kazuyuki
BULLETIN OF THE VOLCANOLOGICAL SOCIETY OF JAPAN 44 ( 5 ) 233 - 249 1999
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Geology of Hachimantai volcanic field and temporal. Spatial variation of the magma compositions.
大場司, 梅田浩司
岩鉱 94 ( 6 ) 1999
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K-Ar Ages of Zarumori, Takamatsu, Funagata and Sankichi-Hayama Volcanoes, NE Japan.
梅田浩司, 林信太郎, 伴雅雄
火山 44 ( 4 ) 1999
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Sequcnce of the Volcanism and Tectonics during the Last 2.0 Million Years along the Volcanic Front in Tohoku District, NE Japan.
梅田浩司, 林信太郎, 伴雅雄, 佐々木実, 大場司, 赤石和幸
火山 44 ( 5 ) 1999
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日本の第四紀火山カタログ
宇井忠英ほか
火山 44 1999
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Fission Track Ages of Tephras from Daisen and Sambe Volcanoes and Their Volcanological Implications.
木村純一, 岡田昭明, 中山勝博, 梅田浩司, 草野高志, 麻原慶憲, 館野満美子, 檀原徹
第四紀研究 38 ( 2 ) 1999
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Compilation of thermal gradient data in Japan on the basis of the temperatures in boreholes.
田中明子, 矢野雄策, 笹田政克, 大久保泰邦, 梅田浩司, 中司昇, 秋田藤夫
地質調査所月報 50 ( 7 ) 1999
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The Kurohanayama basalt (Sendai, Japan) during the late Miocene to Early Pliocene
BAN M.
Jour Mineral Petrol Econ Geol 92 181 - 188 1997
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Holocene Eruptive Activity of Yufu-Tsurumi Volcano Group Found from Piston Cores in Beppu Bay, Central Kyushu.
梅田浩司, 草薙恵, 古沢明, 宇井忠英
火山 41 ( 2 ) 1996
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日本の地盤を対象とした透水係数データベースの作成
梅田 浩司, 柳澤 孝一, 米田 茂夫
地下水学会誌 37 ( 1 ) 69 - 77 1995.2
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Estimation of Subsurface Groundwater Flow by the River Runoff and Water Quality. A Case Study at the Tono Area, Central Japan.
尾方伸久, 若松尚則, 梅田浩司, 柳沢孝一
応用地質 36 ( 1 ) 1995
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Geology and Petrography of Mutsu-Hiuchidake volcano, Shimokita peninsula.
梅田浩司
岩鉱 87 ( 10 ) 420 - 429 1992