Research output per year
Research output per year
- 1 - 50 out of 66 results
Search results
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2025
Geochemical study of fluid origin and caprock formation with carbonate mineral precipitation in the Okuaizu geothermal area
Mao, D., Zhang, J., Hoshino, Y., Satake, S., Yang, H., Kuramitz, H., Ueda, A. & Terai, A., 2025/03, In: Geothermics. 127, 103242.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations -
Isotope geochemical study of the origin and formation mechanism of carbonate minerals in geothermal wells and surrounding hot spring waters in the western Unzen area
Ueda, A., Yang, H., Hoshino, Y., Satake, S., Mao, D. & Terai, A., 2025/06, In: Applied Geochemistry. 185, 106384.Research output: Contribution to journal › Article › peer-review
Open Access -
2024
A Novel Technique for Monitoring Carbonate and Scale Precipitation Using a Batch-Process-Based Hetero-Core Fiber Optic Sensor
Satake, S., Hosoki, A., Kuramitz, H. & Ueda, A., 2024/12, In: Sensors. 24, 23, 7580.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Evaluation of reflective fiber-optic surface plasmon resonance sensor for monitoring scale deposition
Okazaki, T., Yokose, M., Ishii, Y., Ueda, A., Kuramitz, H. & Watanabe, T., 2024/12, In: Analytical Sciences. 40, 12, p. 2167-2173 7 p.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
Fiber Optic-Based Portable Sensor for Rapid Evaluation and In Situ Real-Time Sensing of Scale Formation in Geothermal Water
Matsuura, T., Okazaki, T., Sazawa, K., Hosoki, A., Ueda, A. & Kuramitz, H., 2024/09, In: Chemosensors. 12, 9, 171.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations -
Isotope geochemical study of carbonate formation in the 84N-3t well in the Oku-Aizu geothermal area: Natural analog study of fluid origin during caprock formation
Mao, D., Zhang, J., Ueda, A., Hoshino, Y., Oochi, R., Matsumoto, K., Kaneko, H. & Terai, A., 2024/09, In: Geothermics. 122, 103061.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations -
Rapid Monitoring of Scale Precipitation and Inhibition in Geothermal Fluid Using Optical Fiber Sensor Based on Surface Plasmon Resonance
Hosoki, A., Sugiura, K., Okazaki, T., Yang, H., Kuramitz, H., Ueda, A. & Terai, A., 2024/09, In: Fibers. 12, 9, 74.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
Real-Time Monitoring of CaCO3 Precipitation Using Fiber Optics Scale Sensor Under High Temperature and Pressure Conditions
Satake, S., Hosoki, A., Okazaki, T., Ueda, A., Kuramitz, H. & Terai, A., 2024, 2024 IEEE Sensors, SENSORS 2024 - Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., (Proceedings of IEEE Sensors).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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2022
Air nanobubbles retard calcite crystal growth
Tagomori, K., Kioka, A., Nakagawa, M., Ueda, A., Sato, K., Yonezu, K. & Anzai, S., 2022/09/05, In: Colloids and Surfaces A: Physicochemical and Engineering Aspects. 648, 129319.Research output: Contribution to journal › Article › peer-review
Open Access14 Scopus citations -
Isotope and chemical studies of groundwater in the Kurobe River alluvial fan, Toyama, Japan, for the efficient utilization of groundwater heat
Iwatake, K., Hirata, H., Oda, A., Okakita, N. & Ueda, A., 2022/05, In: Groundwater for Sustainable Development. 17, 100756.Research output: Contribution to journal › Article › peer-review
Open Access2 Scopus citations -
Precipitation behavior of iron and silicic acid when mixing acidic and weakly alkaline geothermal waters at the Hatchobaru geothermal power plant, Oita, Japan
Juhri, S., Yonezu, K., Inoue, H., Kiyota, Y., Ohshima, S., Uemura, H., Uchiyama, N., Ueda, A. & Yokoyama, T., 2022/09, In: Geothermics. 104, 102470.Research output: Contribution to journal › Article › peer-review
Open Access6 Scopus citations -
Recovery of silica from saline geothermal brine at the Yamagawa Power Plant for inhibition of scale formation by batch- and circulation-tests using cationic flocculant and quicklime
Ueda, A., Ozawa, A., Unami, S., Kusakabe, M., Hirayama, N., Mogi, K., Ikeda, M., Yokoyama, T. & Yonezu, K., 2022/02, In: Geothermics. 99, 102312.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
2021
Chemical and isotopic (H, O, S, and Sr) analyses of groundwaters in a non-volcanic region, Okayama prefecture, Japan: Implications for geothermal exploration
Komatsu, S., Okano, O. & Ueda, A., 2021/03, In: Geothermics. 91, 102005.Research output: Contribution to journal › Article › peer-review
14 Scopus citations -
Flow characteristics of artesian groundwater in coastal area of Kurobe River basin, Toyama Prefecture, by long-term and spatial observation of water temperature and electric conductivity
Matsuura, T., Tebakari, T., Oda, A. & Ueda, A., 2021/05, In: Groundwater for Sustainable Development. 13, 100555.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
Geochemical evaluation of geothermal resources in Toyama Prefecture, Japan, based on the chemical and isotopic characteristics of hot spring waters
Sasaki, K., Morita, J., Iwaki, C. & Ueda, A., 2021/06, In: Geothermics. 93, 102071.Research output: Contribution to journal › Article › peer-review
21 Scopus citations -
Geochemical study and fluid flow simulation of a groundwater system in Toyama and Joganji alluvial fans, central Japan, and assessment of suitability for heat utilization
Hirata, H., Yoo, S. Y., Iwatake, K., Tebakari, T., Okakita, N., Zhang, J. & Ueda, A., 2021/06, In: Geothermics. 93, 102073.Research output: Contribution to journal › Article › peer-review
3 Scopus citations -
Geochemical study for utilization of groundwater heat by open heat pump system in northern Okayama and Akaiwa city areas with low precipitation in Japan
Okano, O., Konishi, A., Kita, A. & Ueda, A., 2021/02, In: Groundwater for Sustainable Development. 12, 100494.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
Scale sensor: Rapid monitoring of scale deposition and inhibition using fiber optics in a geothermal system and comparison with other monitoring devices
Okazaki, T., Kuramitz, H., Watanabe, T. & Ueda, A., 2021/06, In: Geothermics. 93, 102069.Research output: Contribution to journal › Article › peer-review
10 Scopus citations -
Sr isotope geochemical study of geothermal water and rocks from a newly drilled well for geothermal power generation and hot spring waters in the Okuhida Hot Spring, Gifu, Japan
Isaji, R., Okano, O., Ohtani, T., Takagi, E., Sugihara, Y. & Ueda, A., 2021/03, In: Geothermics. 91, 102018.Research output: Contribution to journal › Article › peer-review
8 Scopus citations -
Tamagawa hyper-acidic hot spring and phreatic eruptions at Mt. Akita-Yakeyama: Part 1. The isotopic and chemical characteristics of the hot spring water
Furukawa, T. & Ueda, A., 2021/04, In: Journal of Volcanology and Geothermal Research. 412, 107179.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
Tamagawa hyper-acidic hot spring and phreatic eruptions at Mt. Akita-Yakeyama Volcano: Part 2. Secular variations of SO4/Cl ratios and their relationship to the phreatic eruptions
Ueda, A., Tanaka, T., Kusakabe, M. & Furukawa, T., 2021/06, In: Journal of Volcanology and Geothermal Research. 414, 107242.Research output: Contribution to journal › Article › peer-review
5 Scopus citations -
2020
Geochemical and isotopic imprints of groundwater evolution in mountainous areas of Maniwa City, Okayama Prefecture, Japan
Konishi, A., Fujiike, T., Okano, O., Chiba, H. & Ueda, A., 2020/10, In: Groundwater for Sustainable Development. 11, 100412.Research output: Contribution to journal › Article › peer-review
6 Scopus citations -
U-Shaped Polymer Cladding and Hetero-Core Fiber Optic Sensors for Monitoring Scale Formation in Geothermal Brine
Okazaki, T., Seto, R., Watanabe, T., Ueda, A. & Kuramitz, H., 2020/09/01, In: Analytical Letters. 53, 13, p. 2160-2169 10 p.Research output: Contribution to journal › Article › peer-review
13 Scopus citations -
2019
Contribution of precipitation to groundwater flow systems in three major alluvial fans in Toyama Prefecture, Japan: stable-isotope characterization and application to the use of groundwater for urban heat exchangers
Translated title of the contribution :Contribution of precipitation to groundwater flow systems in three major alluvial fans in Toyama Prefecture, Japan: stable-isotope characterization and application to the use of groundwater for urban heat exchangers Research output: Contribution to journal › Article › peer-review
17 Scopus citations -
Environmental modifications of Lake Nyos surface water by artificial degassing
Anazawa, K., Fantong, W. Y., Ueda, A., Ozawa, A., Kusakabe, M., Yoshida, Y. & Ohba, T., 2019/04, In: Journal of African Earth Sciences. 152, p. 115-121 7 p.Research output: Contribution to journal › Article › peer-review
Open Access4 Scopus citations -
In situ observations of silica nanoparticle growth in geothermal brine at the Sumikawa geothermal station, Japan, by dynamic light scattering
Tamura, R., Inoue, H., Hanajima, E., Ikeda, R., Osaka, Y., Yanaze, T., Kusakabe, M., Yonezu, K., Yokoyama, T., Tsukamoto, K., Marumo, K. & Ueda, A., 2019/01, In: Geothermics. 77, p. 304-312 9 p.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
Investigation of the effects of electromagnetic field treatment of hot spring water for scale inhibition using a fibre optic sensor
Okazaki, T., Umeki, S., Orii, T., Ikeya, R., Sakaguchi, A., Yamamoto, T., Watanabe, T., Ueda, A. & Kuramitz, H., 2019/12/01, In: Scientific Reports. 9, 1, 10719.Research output: Contribution to journal › Article › peer-review
Open Access11 Scopus citations -
Major ions, δ18O, δ13C and 87Sr/86Sr compositions of water and precipitates from springs along the Cameroon volcanic line (Cameroon, west Africa): Implications for provenance and volcanic hazards
Fantong, W. Y., Kamtchueng, B. T., Ishizaki, Y., Fru, E. C., Fantong, E. B., Wirmvem, M. J., Aka, F. T., Nlend, B., Harman, D., Ueda, A., Kusakabe, M., Tanyileke, G. & Ohba, T., 2019/02, In: Journal of African Earth Sciences. 150, p. 12-22 11 p.Research output: Contribution to journal › Article › peer-review
Open Access7 Scopus citations -
Observation of silica nanoparticle growth in saline geothermal brine from the Yamagawa geothermal power station, Japan, using dynamic light scattering
Mori, U., Unami, S., Osaka, Y., Yanaze, T., Yokoyama, T., Tsukamoto, K., Kusakabe, M., Marumo, K. & Ueda, A., 2019/11, In: Geothermics. 82, p. 232-242 11 p.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
Prediction of permeability reduction due to silica scale deposition with a geochemical clogging model at Sumikawa Geothermal Power Plant
Yanaze, T., Yoo, S. Y., Marumo, K. & Ueda, A., 2019/05, In: Geothermics. 79, p. 114-128 15 p.Research output: Contribution to journal › Article › peer-review
24 Scopus citations -
2017
A Reusable Fiber Optic Sensor for the Real-Time Sensing of CaCO3 Scale Formation in Geothermal Water
Okazaki, T., Orii, T., Ueda, A. & Kuramitz, H., 2017/03/01, In: IEEE Sensors Journal. 17, 5, p. 1207-1208 2 p., 7782782.Research output: Contribution to journal › Article › peer-review
11 Scopus citations -
Experimental field investigations of inhibitors for controlling silica scale in geothermal brine at the Sumikawa geothermal plant, Akita Prefecture, Japan
Ikeda, R. & Ueda, A., 2017/11, In: Geothermics. 70, p. 305-313 9 p.Research output: Contribution to journal › Article › peer-review
31 Scopus citations -
Fiber Optic Sensor for Real-Time Sensing of Silica Scale Formation in Geothermal Water
Okazaki, T., Orii, T., Ueda, A., Ozawa, A. & Kuramitz, H., 2017/12/01, In: Scientific Reports. 7, 1, 3387.Research output: Contribution to journal › Article › peer-review
Open Access27 Scopus citations -
Fiber Optic Sensor with an Optically Transparent Electrode for Monitoring CaCO3 Scale Formation in Geothermal Water
Okazaki, T., Yamamoto, T., Taguchi, A., Ueda, A. & Kuramitz, H., 2017/10, In: IEEE Sensors Letters. 1, 5, 8010410.Research output: Contribution to journal › Article › peer-review
9 Scopus citations -
Recovery of oversaturated silica from Takigami and Sumikawa geothermal brines with cationic polymer flocculants to prevent silica scale deposition
Hanajima, E. & Ueda, A., 2017/11, In: Geothermics. 70, p. 271-280 10 p.Research output: Contribution to journal › Article › peer-review
21 Scopus citations -
2016
Vertical distribution of bacteria and archaea in a CO2-rich meromictic lake: A case study of Lake Monoun
Tiodjio, R. E., Sakatoku, A., Issa, Fantong, W. Y., Tchakam, K. B., Tanyileke, G., Hell, V. J., Ohba, T., Kusakabe, M., Tanaka, D., Nakamura, S. & Ueda, A., 2016/09/01, In: Limnologica. 60, p. 6-19 14 p.Research output: Contribution to journal › Article › peer-review
Open Access4 Scopus citations -
2015
A multi-tracer approach for assessing the origin, apparent age and recharge mechanism of shallow groundwater in the Lake Nyos catchment, Northwest, Cameroon
Kamtchueng, B. T., Fantong, W. Y., Wirmvem, M. J., Tiodjio, R. E., Fouépé Takounjou, A., Asai, K., Bopda Djomou, S. L., Kusakabe, M., Ohba, T., Tanyileke, G., Hell, J. V. & Ueda, A., 2015/04/01, In: Journal of Hydrology. 523, p. 790-803 14 p.Research output: Contribution to journal › Article › peer-review
Open Access38 Scopus citations -
Characteristics of chemical weathering and water-rock interaction in Lake Nyos dam (Cameroon): Implications for vulnerability to failure and re-enforcement
Fantong, W. Y., Kamtchueng, B. T., Yamaguchi, K., Ueda, A., Issa, Ntchantcho, R., Wirmvem, M. J., Kusakabe, M., Ohba, T., Zhang, J., Aka, F. T., Tanyileke, G. & Hell, J. V., 2015/01/01, In: Journal of African Earth Sciences. 101, p. 42-55 14 p.Research output: Contribution to journal › Article › peer-review
Open Access24 Scopus citations -
Flow and geochemical modeling of drainage from Tomitaka mine, Miyazaki, Japan
Yamaguchi, K., Tomiyama, S., Metugi, H., Ii, H. & Ueda, A., 2015/10/01, In: Journal of Environmental Sciences (China). 36, p. 130-143 14 p.Research output: Contribution to journal › Article › peer-review
12 Scopus citations -
Fundamental study on the development of fiber optic sensor for real-time sensing of C a CO 3 scale formation in geothermal water
Okazaki, T., Imai, K., Tan, S. Y., Yong, Y. T., Rahman, F. A., Hata, N., Taguchi, S., Ueda, A. & Kuramitz, H., 2015, In: Analytical Sciences. 31, 3, p. 177-183 7 p.Research output: Contribution to journal › Article › peer-review
Open Access23 Scopus citations -
Geotechnical, chemical and mineralogical evaluation of lateritic soils in humid tropical area (Mfou, Central-Cameroon): Implications for road construction
Kamtchueng, B. T., Onana, V. L., Fantong, W. Y., Ueda, A., Ntouala, R. F., Wongolo, M. H., Ndongo, G. B., Ze, A. N., Kamgang, V. K. & Ondoa, J. M., 2015/12/01, In: International Journal of Geo-Engineering. 6, 1, 1.Research output: Contribution to journal › Article › peer-review
Open Access57 Scopus citations -
Isotopic and chemical studies of hot and cold springs in western part of Khangai Mountain region, Mongolia, for geothermal exploration
Oyuntsetseg, D., Ganchimeg, D., Minjigmaa, A., Ueda, A. & Kusakabe, M., 2015/01/01, In: Geothermics. 53, p. 488-497 10 p.Research output: Contribution to journal › Article › peer-review
20 Scopus citations -
Melt extraction and metasomatism recorded in basal peridotites above the metamorphic sole of the northern Fizh massif, Oman ophiolite
Yoshikawa, M., Python, M., Tamura, A., Arai, S., Takazawa, E., Shibata, T., Ueda, A. & Sato, T., 2015/05/26, In: Tectonophysics. 650, p. 53-64 12 p.Research output: Contribution to journal › Article › peer-review
25 Scopus citations -
2013
A geochemical clogging model with carbonate precipitation rates under hydrothermal conditions
Yoo, S. Y., Kuroda, Y., Mito, Y., Matsuoka, T., Nakagawa, M., Ozawa, A., Sugiyama, K. & Ueda, A., 2013/03, In: Applied Geochemistry. 30, p. 67-74 8 p.Research output: Contribution to journal › Article › peer-review
Open Access11 Scopus citations -
Dynamic and topographic observation of calcite dissolution using enhanced in-situ phase-shift interferometry
Ueta, S., Satoh, H., Nishimura, Y., Ueda, A. & Tsukamoto, K., 2013, In: Journal of Crystal Growth. 363, p. 294-299 6 p.Research output: Contribution to journal › Article › peer-review
17 Scopus citations -
Experimental studies of injectivity reduction due to carbonate mineralization
Yoo, S. Y., Ueda, A. & Toshifumi, M., 2013/04, In: Greenhouse Gases: Science and Technology. 3, 2, p. 148-157 10 p.Research output: Contribution to journal › Article › peer-review
3 Scopus citations -
Geochemical, stable isotope, and numerical modeling studies of sake and groundwater for identification of the location of sake production: A case study from Hakusan City, Japan
Tomiyama, S., Kitai, A., Hashiguchi, T., Izu, H., Sudo, S. & Ueda, A., 2013, In: Geochemical Journal. 47, 6, p. 591-608 18 p.Research output: Contribution to journal › Article › peer-review
Open Access6 Scopus citations -
2009
Experimental research of plagioclase (rock)-gas-water interaction at hydrothermal conditions for CO2 mineralization
Kuroda, Y., Yamada, Y., Ueda, A., Matsuoka, T. & Yamada, N., 2009, In: Japanese Magazine of Mineralogical and Petrological Sciences. 38, 4, p. 111-121 11 p.Research output: Contribution to journal › Article › peer-review
5 Scopus citations -
Magmatic fluid input to the Kuju-Iwoyama hydrothermal system prior to the 1995 eruption of the Kuju volcano (Kyushu, Japan)
Kita, I., Kai, T., Itoi, R., Ishida, M. & Ueda, A., 2009/09, In: Geothermics. 38, 3, p. 294-302 9 p.Research output: Contribution to journal › Article › peer-review
3 Scopus citations -
2007
Borehole water and hydrologic model around the Nojima fault, SW Japan
Fujimoto, K., Ueda, A., Ohtani, T., Takahashi, M., Ito, H., Tanaka, H. & Boullier, A. M., 2007/10/15, In: Tectonophysics. 443, 3-4, p. 174-182 9 p.Research output: Contribution to journal › Article › peer-review
Open Access19 Scopus citations