(Last updated : 2018-10-16 16:25:19)
  HIRUTA AKIHIRO
   Organization for the Strategic Coordination of Research and Intellectual Properties
   Assistant Professor (non-tenured)
■ Books and Papers
1. Paper Activation of gas bubble emissions indicated by the upward decreasing Lead-210 activity at a submarine mud volcano (TY1) offshore southwestern Taiwan (Co-authored (first author)) 2017/10
2. Paper Increase in methane flux and dissociation of iron and manganese oxides recorded in a methane-derived carbonate nodule in the eastern margin of the Sea of Japan (Co-authored (first author)) 2016/12
3. Paper Influence of the carbon isotopic composition of methane and the proportion of methane-derived bicarbonate on the 13C/12C ratio of dissolved inorganic carbon at the sulfateemethane transition in the Joetsu Basin area, eastern margin of the Sea of Japan (Co-authored (first author)) 2015
4. Paper Last glacial emplacement of methane-derived authigenic carbonates in the Sea of Japan constrained by diatom assemblage, carbon-14, and carbonate content (Co-authored (first author)) 2014
■ Conference Presentations
1. 2018/08/13 A truncated cone structure offshore Joetsu as a potential submarine mud volcano in the Sea of Japan (20th international sedimentological congress)
2. 2017/06/27 Recent formation of near-seafloor massive gas hydrates estimated from raman spectroscopy (9th International Conference on Gas Hydrates)
3. 2015/12/16 Entrapment of hydrate-coated gas bubbles into oil and separation of gas and hydrate film; Seafloor experiments with ROV (AGU Fall meeting 2015)