A New Procedure for Quick Estimation of Porosity and Density of Hydrate-bearing Sediments by Using Medical X-ray CT Scanner


Lallan P. Gupta1, Wataru Tanikawa2, Yohei Hamada3, Takehiro Hirose3, Naokazu Ahagon4, Takamitsu Sugihara5, Natsue Abe4, Shun Nomura4, Yuka Masaki6, Hung-Yu Wu7, Weiren Lin8, Masataka Kinoshita9 and Yasuhiro Yamada10, (1)JAMSTEC, Nankoku, Japan, (2)JAMSTEC, Nankoku, Kochi, Japan, (3)JAMSTEC, Kochi Institute for Core Sample Research, Nankoku, Japan, (4)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (5)Marion-Kanazawa 202, Yokohama, Japan, (6)IFREE/JAMSTEC, Yokosuka, Japan, (7)Institute for Research on Earth Evolution, Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (8)Kyoto University, Kyoto, Japan, (9)Japan Agy Marine Sci Tech, Nankoku Kochi, Japan, (10)Kyoto Univ, Kyoto, Japan