All abstracts by Takeshi Ohba in conference series: Goldschmidt

(2021) Temporal Variations in Helium and Argon Isotopic Compositions of Fumarolic Gases at Kusatsu-Shirane Volcano, Japan
Obase T, Sumino H, Toyama K, Ohba T, Yaguchi M & Terada A

(2019) Helium Isotope Ratios in Fumarolic and Hot Spring Gases in Kirishima Volcanic Group, Japan
Toyama K, Sumino H, Kawana K, Akiyama Y, Ohba T, Yaguchi M, Aizawa K & Tsukamoto K

(2018) Variable N₂/He Ratio of Non-Atmospheric End Member found in Fumarolic Gas at Kusatsu-Shirane Volcano, Japan
Ohba T, Nishino K, Numanami N & Yaguchi M

(2016) Lakes Nyos and Monoun – Past, Present & Future -
Kusakabe M, Ohba T, Yoshida Y, Issa I, Tanyileke G, Djomou S & Hell J

(2016) Hydrothermal System beneath the Jigokudani Valley, Japan
Seki K, Kanda W, Ohba T, Tanbo T, Nogami K & Aoyama S

(2016) Geochemical Education in a Laboratory of Tokai University, Japan
Ohba T

(2016) Volcanic Gas at Mt Hakone, Japan
Ohba T, Yaguchi M & Daita Y

(2016) The Nature of Volcanic Ash Erupted from Owakudani Fumarolic Area of Hakone Volcano on June 30, 2015
Yaguchi M, Ohba T, Sago M & Sekimoto A

(2014) Recent Partial Pressure of CO₂ Dissolved in the Water at Lake Monoun, Cameroon
Ohba T, Sasaki Y, Kusakabe M, Yoshida Y, Ueda A, Anazawa K, Saiki K, Kaneko K, Miyabuchi Y, Aka F, Fantong W, Tanyileke G & Hell J

(2014) Nature of Enriched Mantle Components beneath the Oku Volcanic Group (OVG) along the Cameroon Volcanic Line (CVL), West Africa
Asaah ANE, Yokoyama T, Aka FT, Kuritani T, Wirmvem MJ & Ohba T

(2009) Occurrence of Iodine Rich Brines and Hot Spring Waters in Japan
Muramatsu Y, Kashiiwagi Y, Ohba T, Kazahaya K, Matsuzaki H & Fehn U

(2007) Secular Variation of Halogen Concentrations in Yugama Crater Lake Water, Kusatsu-Sirane Volcano
Kashiwagi Y, Muramatsu Y & Ohba T