1. Distribution coefficients (Kd) of stable iodine in estuarine and costral region, Japan, and their relationship to salinity and organic carbon in sediments.
[Environmental Monitoring and Assessment, 185(5) 3645 – 3658 (2013)] Hyoe Takata, Jian Zheng, Keiko Tagami, Tatsuo Aono, Kazuhiro Fujita, Shin-ichi Yamasaki, Noriyoshi Tsuchiya, Shigeo Uchida

2.Red soils derived from limestone contain higher amounts of trace elements than those derived from various other parent materials.
[Soil Science and Plant Nutrition 59(5), 692 – 699 (2013)] Shin-ichi Yamasaki, Akira Takeda, Keishi Ninohora, Noriyoshi Tsuchiya

3. Permeability evolution in carbonate fracture: Competing roles of confining stress and fluid pH
[Water Resources Research, 49 (5) 2828-2842, DOI: 10.1002/wrcr.20253] Takuya Ishibashi, Thomas P. McGuire, Noriaki Watanabe, Noriyoshi Tsuchiya, Derek Elsworth

4. 堆積岩からの重金属類の水溶出試験結果に対する粒径の影響
[資源地質 63(3) 125 – 131 (2013)] 小川泰正・山田亮一・山崎慎一・井上千弘・土屋範芳

5,東ドロイングモードランド,セール・ロンダーネ山地地学調査報告2009-2010 (JARE-51)
[南極資料 56(3) 295 – 380(2013)] 土屋範芳・石川正弘・Madhusoodhan Satish-Kumar・河上哲生・小島秀康・海田博司・三浦英樹・菅沼悠介・阿部幹雄・佐々木大輔・千葉政範・岡田豊

6,The effect of Al and Na on the precipitation rate of silica minerals: hydrothermal flow-through experiments at 430 ºC and 31 MPa
[Procedia Earth and Planetary Science 7,762 – 765(2013)
Hanae Saishua, Atsushi Okamoto, and Noriyoshi Tsuchiya

7,Spectroscopic measurement of critical points and characteristics of supercritical state of H2O and CO2
[Procedia Earth and Planetary Science 7,846 – 849(2013)] Noriyoshi Tsuchiya, Chizu Sekiguchi, Nobuo Hirano

8,Effect of silica transport on serpentinization in the Ol-Opx-H2O system
[Procedia Earth and Planetary Science 7, 628 – 631(2013)] Atsushi Okamoto, Yuichi Ogasawara, Nobuo Hirano, Noriyoshi Tsuchiya

9,Coupled reactions and silica diffusion during serpentinization
[Geochimica Cosmochimica Acta 119,212 – 230(2013)] Yuichi Ogasawara, Atsushi Okamoto, Nobuo Hirano, and Noriyoshi Tsuchiya

10,-Tonian to early-Cryogenian apparent depositional ages for metacarbonate rocks from the Sor Rondane Montains, East Antarctica
[Precambrian Research 234,257 – 278(2013)] Naho Otsuji, M. Satish-Kumar, Atsushi Kamei, Noriyoshi Tsuchiya, Tetsuo Kawakami, Masahiro Ishikawa and Geoffrey H. Grantham

11,Comparison of the metamorphic histry of Monapo Complex, northern Mozambique and Balchenfjella and Austhameren areas, Sor Rodane, Antarctica:
[Precambrian Research 234,85 – 135(2013)] G. H. Grantham, P. H. Macey, K. Horie, T. Kawakami, M. Ishikawa, M. Satish-Kumar, N. Tsuchiya, P. Graser and S. Azevedo

12,Chlorine-rich fluid or melt activity during granulite facies metamorphism in the Late Proterozoic to Cambrian continental collision zone-An example from the collaps of the East African Atrantic ocean
[Precambrian Research 234,229 – 246(2013)] Fumiko Higashino, Tetsuo Kawakami, M. Satish-Kumar, Masahiro Ishikawa, Kenshi Maki, Noriyoshi Tsuchiya, Geoffrey H. Grantham and Takafumi Hirata

13,Late Neoproterozoic extensional detachment in eastern Sor Rondane Mountains, East Antarctica: Implications for the collapse of the East African Antarctic Orogen
[Precambrian Research 234,247 – 256(2013)] Masahiro Ishikawa, Tetsuo Kamwakami, M. Satish-Kumar, Geoffrey H. Grantham, Yuichi Hokazono, Megumi Saso and Noriyoshi Tsuchiya

14,Fractionation and Deposition of Indium and Arsenic from the Kusatsu and Tamagawa Acidic Hot Springs, Japan: Possible Man-Made Analogues for Rare Metal Concentrations onto Lake Beds?
[Economic Geology 108,1461 – 1656(2013)] Yasumasa Ogawa,Daizo Ishiyama,Naotatsu Shikazono,Kenta Iwane,Masahiro Kajiwara,and Noriyoshi Tsuchiya

15,Decompression with heating associated with granitoid intrusion deduced from spatial variation in garnet zonings in the Tseel Terrane, SW Mongolia
[Mongolian Geoscientist 39,12- 27(2013)] Ulziiburen Burenjargal, Atsushi Okamoto, Tatsu Kuwatani and Noriyohi Tsuchiya

16,Spectroscopic determination of the critical temperatures and pressures of H2O, CO2and C2H5OH
[Journal of Mineralogical and Petrological Sciences 108(6),1 – 10(2013)] Chizu SEKIGUCHI, Nobuo HIRANO, Atsushi OKAMOTO and Noriyoshi TSUCHIYA


1. Infrared spectroscopic study of water in mesoporous silica under supercritical conditions
[Journal of Materials Science, 2012, Volume 47, Number 23, Pages 7971-7977] Jun Abe, Nobuo Hirano, Noriyoshi Tsuchiya

2.An exhumation pressure-temperature path and fluid activities during metamorphism in the Tseel terrane, SW Mongolia: Constrains from aluminosilicate-bearing quartz veins and garnet zonings in metapulites.
[Journal of Asian Earth Sciences, 54-55, (2012), 214-229] Ulziiburen Burenjargal, Atsushi Okamoto, Yuichi Meguro and Noriyoshi Tsuchiya

3.The role of hydrous ferric oxide precipitation in the fractionation of arsenic, gallium, and indium during theneutralization of acidic hot spring water by river water in the Tama River watershed, Japan.
[Geochimica Cosmochimica Acta, 86, (2012), 367-383] Yasumasa Ogawa, Daizo Ishiyama, Naotatsu Shikazono, Kenta Iwane, Masahiro Kajiwara and NoriyoshiTsuchiya

4.Distribution of artificial radionuclides (110mAg, 129mTe, 134Cs, 137Cs) in surface soils from Miyagi Prefecture,
northeast Japan, following the 2011 Fukushima Dai-ichi nuclear power plant accident.

[地質学雑誌, 118 (7), (2012), 419-430] 土屋範芳,井上千弘, 山田亮一,山崎慎一,平野伸夫, 岡本 敦, 小川泰正, 渡邊隆広,奈良郁子,渡邉則昭,東北地方津波堆積物研究グループ

6.Supercritical Methanol Method for Direct Conversion of Microalgae Biomasses into Biodiesel.
[International Journal of Environment and Bioenergy, 3 (1), (2012), 34-45] DiahAjeng Setiawati, Arief Nuryadi, Noriaki Watanabe, Atsushi Kishita, Noriyoshi Tsuchiya

7.Infrared spectroscopic study of water in moseporous silica under supercritical conditions.
[Journal of Material Science, 47, (2012), 7971-7977] Jun Abe, Nobuo Hirano and Noriyoshi Tsuchiya

8.The Concept of the Japan Beyond-Brittle Project (JBBP) to Develop EGS Reservoirs in Ductile Zones.
[Geothermal Resources Council Transactions, 36, (2012), 359-364] Hiroshi Asanuma, Hirofumi Muraoka, Noriyoshi Tsuchiya, and Hisao Ito

9.Upgrading of Aperture Model Based on Surface Geometry of Natural Fracture for Evaluating Channeling Flow.
[Geotehrmal Resources Council Transactions, 36, (2012), 481-486] Takuya Ishibashi, Noriaki Watanabe, Nobuo Hirano, Atsushi Okamoto, and Noriyoshi Tsuchiya

10.Experimental Approach for Decompression Drilling in High Temperature Geothermal Conditions.
[Geothermal Resources Council Transactions, 36, (2012), 561-564] Noriyoshi Tsuchiya, Keishi Yamamoto, and Nobuo Hirano

11.Relative Permeability Measurement and Numerical Modeling of Two-Phase Flow Through Variable Aperture Fracture in Granite Under Confining Pressure.
[Geothermal Resources Council Transactions, 36, (2012), 583-587] Noriaki Watanabe, Keisuke Sakurai, Takuya Ishibashi, and Noriyoshi Tsuchiya

12.セール_ ロンダーネ山地地学調査.
[日本南極地域観測隊 第51 次隊報告(2009-2011), (2012), 38-41] 土屋範芳

13.Mineralogical variation of silica induced by Al and Na in hydrothermal solutions.
[American Mineralogist, 97, (2012), 2060-2063] Hanae Saishu, Atsushi Okamoto and Noriyoshi Tsuchiya

14.Temperature- and pH-dependent mechanism of hydrogen production from hydrothermal reactions of sulfide.
[International Journal of Hydrogen Energy, 37, (2012), 18679-18687] Putri Setiani, Noriaki Watanabe, Atsushi Kishita, and Noriyoshi Tsuchiya

15.GeoFlow: A novel model simulator for prediction of the 3-D channeling flow in a rock fracture network
T. Ishibashi, N. Watanabe, N. Hirano, A. Okamoto, and N. Tsuchiya,
[Water Resour. Res., 48, W07601, doi:10.1029/2011WR011226

16. Temperature- and pH-dependent mechanism of hydrogen production from hydrothermal reactions of sulfide
[International Journal of Hydrogen Energy, 37, 18679-18687] Putri Sentiani, Noriaki Watanabe, Atsushi Kishita, and Noriyoshi Tsuchiya


1. 偏光式エネルギー分散型蛍光X線分析法による土壌および底質中の微量元素の同時分析
[分析化学, 60(4), 2011, 315-323] 山崎慎一・松波寿弥・武田晃・木村和彦・山路功・小川泰正・土屋範芳

2. Determination of total contents of bromine, iodine and several trace elements in soil by polarizing energu-dispersive X-ray fluorescence spectrometry
[Soil Science and Plant Nutrition, 57(1), 2011, 19-28] Akira Takeda, Shin-ichi Yamasaki, Hirofumi Tsukada, Yuichi Takaku, Shun’ichi Hisamatsu, Noriyoshi Tsuchiya

3. Progress of hydration reactions in olivine-H2O and orthopyroxenite-H2O systems at 250 C and vapor-saturated pressure
[Chemical Geology, 289, 2011, 245–255] Atsushi Okamoto, Yuichi Ogasawara, Noriyoshi Tsuchiya

4. Texture of syntaxial quartz veins synthesized by hydrothermal experiments
[Journal of Structural Geology, 33, 2011, 1764-1775] A. Okamoto, K. Sekine, K. Hayashi

5. Thermodynamic forward modeling of progressive dehydration reactions during subduction of oceanic crust under greenschist facies conditions
[Earth and Planetary Schience Letters, 307, 2011, 9-18] T. Kuwatani, A. Okamoto, M. Toriumi

6. Application of the microboudin method to palaeodifferential stress analysis of deformed impure marbles from Syros, Greece: Implications for grain-size and calcite-twin palaeopiezometers
[Journal of Structural Geology, 33, 2011, 20-31] T. Masuda, T. Miyake, N. Kimura, and A. Okamoto

7. Effects of Aluminum on the Precipitation Rate of Silica Minerals
[The 9th Asian Geothermal Symposium (AGS9), 2011] H. Saishu, A. Okamoto, N. Tsuchiya

8.Progress of hydration reactions in olivine-H2O and orthopyroxenite-H2O systems at 250 C and vapor-saturated pressure.
[Chemical Geology, 289, (2011), 245-255] Atsushi Okamoto, Yuichi Ogasawara and Noriyoshi Tsuchiya

9.Effects of general zero-valent metals power of Co/W/Ni/Fe on hydrogen production with H2S as a reductant under hydrothermal conditions.
[International Journal of Hydrogen Energy, 36, (2011), 8878-8884] Shiping Zhang, Fangming Jin, Xu Zeng, Jiajun Hu, Zhibao Huo, Yuanqing Wang,Noriaki Watanabe, Nobuo Hirano, and Noriyoshi Tsuchiya

10.Precise 3D Numerical Modeling of Fracture Flow Coupled With X-Ray Computed Tomography for Reservoir Core Samples.
[SPE (Society of Petroleum Engineers) Journal, 16 (3), (2011), 683-691] Noriaki Watanabe,Takuya Ishibashi, Nobuo Hirano, Yutaka Ohsaki, Yoshihiro Tsuchiya, , Tetsuya Tamagawa, Hiroshi Okabe,and Noriyoshi Tsuchiya

11.Enhanced hydrogen production from biomass via the sulfur redox cycle under hydrothermal conditions.
[International Journal of Hydrogen Energy, 36, (2011), 10674-10682] Putri Setiani, Javier Vilca ´ ez, Noriaki Watanabe, Atsushi Kishita, Noriyoshi Tsuchiya

12.Sustainable and Enhanced Hydrogen Production from Biomass through Sulfur Redox Cycle using Georeactor.
[Geothermal Resources Council Transaction, 35, (2011), 135-138] Putri Setiani, Javier Vilcaez, Noriaki Watanabe, Atsushi Kishita, and Noriyoshi Tsuchiya

13.Advanced Direct Use of Geothermal Energy for Hydrogen Production and Material Conversion.
[Geothermal Resources Council Transaction, 35, (2011), 143-146] Noriyoshi Tsuchiya and Noriaki Watanabe

14.Geology and Surface Hydrothermal Alteration of Malabar Area, Northern Part of the Wayang Windu Geothermal Field, Indonesia.
[Geothermal Resources Council Transaction, 35, (2011), 1029-1031] Arif Susanto,Noriyoshi Tsuchiya, Emmy Suparka, Nobuo Hirano, Atsushi Kishita, Yudi Indra Kusumah

15.酸性河川中でのレアメタル(In, Ga) および有害元素(As, Pb) の吸着_ 分別挙動に関する実験的研究.
[資源地質, 61 (3), (2011), 167-180] 梶原雅博,小川泰正,土屋範芳


1. 岩石内に隔離された流体中の有機物および微生物の非汚染検出に関する実験的検討
[地熱学会誌, 32(1), 2010, 41-48] 中島康隆・平野伸夫・須藤孝一・岡本敦・井上千弘・土屋範芳

2. Mineralogical and textural variation of silica minerals in hudrothermal flow-through experiments: Implications for quartz vein formation
[Geochimica et Cosmochimica Acta, 74, 2010, 3692-3706] Atsushi Okamoto, Hanae Saishu, Nobuo Hirano, Noriyoshi Tsuchiya

3. Determination of amphibole fracture strength for quantitative palaeostress analysis using microboudinage structures
[Journal of Structural Geology, 32, 2010, 136–150] Nozomi Kimura, Shotaro Nakayama, Katsuhiro Tsukimura, Shinko Miwa, Atsushi Okamoto, Toshiaki Masuda

4. New Concept Discrete Fracture Network Model Simulator, GeoFlow, and Three Dimensional Channeling Flow in Fracture Network
[Proceedings of World Geothermal Congress 2010] Nobuo Hirano, Takuya Ishibashi, Noriaki Watanabe, Atsushi Okamoto, Noriyoshi Tsuchiya

5. Three Dimensional Numerical Modeling of Fracture Flow for Rock Core Coupled with X-Ray Computed Tomography
[Proceedings of World Geothermal Congress 2010] Noriaki Watanabe, Yutaka Ohsaki, Tetsuya Tamagawa, Nobuo Hirano, Yoshihiro Tsuchiya, Hiroshi Okabe, Noriyoshi Tsuchiya

6. Properties of H2O and CO2 fluids in contact with quartz under supercritical conditions revealed by IR spectroscopy
[Water-Rock Interaction, 2010, 625-628 (Birkle&Torres-Alvarado eds, ISBN:978-0-415-60246-0)] J. Abe, N. Tsuchiya, S. Furukawa, N. Hirano

7. Observation of quartz fracturing under the hydrothermal condition using visible type autoclave
[Water-Rock Interaction, 2010, 653-656 (Birkle&Torres-Alvarado eds, ISBN:978-0-415-60246-0)] N. Hirano, K. Yamamoto, A. Okamoto, N. Tsuchiya

8. Precipitation of silica minerals in hydrothermal flow-through experiments
[Water-Rock Interaction, 2010, 669-672 (Birkle&Torres-Alvarado eds, ISBN:978-0-415-60246-0)] H. Saishu, A. Okamoto, N. Tsuchiya

9. Geosphere environmental informatic universal system for evaluation of geological pollution on heavy metals
[Water-Rock Interaction, 2010, 673-676 (Birkle&Torres-Alvarado eds, ISBN:978-0-415-60246-0)] N. Tsuchiya, Y. Ogawa, R. Yamda, S. Yamasaki, C. Inoue, T. Komai, J. Hara, Y. Kawabe, T. Shiratori, S. Kano

10. Estimation of plant unavailable iodine in agricultural fields
[Soil Science Society of America Journal, 74(5), 2010, 1562-1567] Keiko Tagami, Shigeo Uchida, Akira Takeda, Shin-ichi Yamasaki, Noriyoshi Tsuchiya

11. Rapid simultaneous multi-element determination of soil and environmental samples with polarizing energy dispersive X-ray fluorescence (EDXRF) spectrometry using pressed powder pellets
[Soil Science and Plant Mutrition, 56(5), 2010, 530-540] Hisaya Matsunami, Kenji Matsuda, Shin-ichi Yamasaki, Kazuhiko Kimura, Yasumasa Ogawa, Yoshinori Miura, Yamaji I., Noriyoshi Tsuchiya

12. Application of dynamic reaction cell (DRC) ICP-MS in chromium and iron determination in rocks, soil and terrestrial water samples
[Analitical Science, 26(8), 2010, 867-872] Yasumasa Ogawa, Shin-ichi Yamasaki, Noriyoshi Tsuchiya


1. Chemical modiocation of pyroclastic rock by hot water: an experimental investigation of mass transport at the fluid solid interface.
[Geofluids, 9, (2009), 24-38] J. HARA and N. TSUCHIYA

2. Diversity of channeling flow in heterogeneous aperture distribution inferred from integrated experimental-numerical analysis on flow through shear fracture in granite.
[JOURNAL OF GEOPHYSICAL RESEARCH,114 (B04208), (2009), 1-17] Noriaki Watanabe, Nobuo Hirano, and Noriyoshi Tsuchiya1

3.Direct measurement of contact area and stress dependence of anisotopic flow through rock fracture with heterogeneous aperture distribution.
[Earth and Planetary Science Letters, 281, (2009), 81-87] Katsumi Nemoto, Noriaki Watanabe, Nobuo Hirano and Noriyoshi Tsuchiya

4. Style of fluid flow and deformation in and around an ancient out-of-sequence thrust: An example from the Nobeoka Tectonic Line in the Shimanto accretionary complex, Southwest Japan.
[Island Arc, 18, (2009), 333-351] Hideki Mukoyoshi, Tetsuro Hirono, Hidetoshi Hara, Kotaro Sekine, Noriyoshi Tsuchiya, Arito Sakaguchi and Wonn Soh

5. Velocity and vertical fluid ascent within vein-forming fractures
[Geology, 37 (6), (2009), 563-566] Atsushi Okamoto and Noriyoshi Tsuchiya

6. 秋田県奥奥八九郎温泉における炭酸塩シンター -アラレ石・方解石共生堆積物-
[岩石鉱物科学, 38, (2009), 198-207] 平野伸夫・竹之下愛・土屋範芳