Research theme for competitive and other funds (3)：
2014 - 2017 Development of an exploration method of high density measurements of stable isotopes of water samples for prompt geothermal explorations in the geothermal exploitation base, northern Honshu, Japan
2009 - 2011 Geo-and bio-resource science and technology learnt from the processes in hyperalkaline springs at Oman
2008 - 2010 Research of storage quality and quantitative evaluation technology for injected CO2 in saline aquifer storage
Papers (6)：
Wilson Y. Fantong, Brice T. Kamtchueng, Kohei Yamaguchi, Akira Ueda, Issa, Romaric Ntchantcho, Mengnjo J. Wirmvem, Minoru Kusakabe, Takeshi Ohba, Jing Zhang, et al. Characteristics of chemical weathering and water-rock interaction in Lake Nyos dam (Cameroon): Implications for vulnerability to failure and re-enforcement. JOURNAL OF AFRICAN EARTH SCIENCES. 2015. 101. 42-55
Seung-Youl Yoo, Akira Ueda, Toshifumi Matsuoka. Experimental studies of injectivity reduction due to carbonate mineralization. GREENHOUSE GASES-SCIENCE AND TECHNOLOGY. 2013. 3. 2. 148-157
Kohei Sasaki, Akira Ueda, Jing Zhang, Soichiro Kageyama, Takeshi Koseki, Hirofumi Muraoka. Geochemical study of hot springs associated with new geothermal exploration in the eastern part of Toyama Prefecture, Japan. PROCEEDINGS OF THE FOURTEENTH INTERNATIONAL SYMPOSIUM ON WATER-ROCK INTERACTION, WRI 14. 2013. 7. 766-769
UEDA Akira, AJIMA Shuji, YAMAMOTO Masahiro. Isotopic Study of Carbonate Minerals from the Sumikawa Geothermal Area and its Application to Water Movement. JGRSJ. 2001. 23. 3. 181-196
Kita Itsuro, Takizawa Hideo, Hasegawa Hidenao, Arayashiki Ryuichi, Nagao Keisuke, Ueda Akira. Migration of He gases and origin of CH4 gases in deep formations from exploration and production wells of oil and natural gas. J. JAPANESE. ASSOC. PETROL. TECHNOL. 1997. 62. 1. 80-89
Okakita Nagasa, Jing Zhang, Ueda Akira. Characteristics of hydrogen and oxygen isotopic compositions and chemistry of precipitation in Toyama Prefecture, Japan. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2013. 60. 0
