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Dive into the research topics where Tetsu K. Tokunaga is active.

Publication


Featured researches published by Tetsu K. Tokunaga.


Archive | 2009

Evaluation of the applicability of optical fiber strain sensors for monitoring rock deformation caused by ocean tide -a case study at the Aburatsubo site, Japan-

Hideki Matsui; Yoshio Kashiwai; Osamu Sano; Tetsu K. Tokunaga; Zhong He; Kazuhiko Mogi; Haijiao Wang


Archive | 2006

A Nested Modeling Scheme for High-resolution Simulation of the Aquitard Compaction in a Regional Groundwater Extraction Field

Masaatsu Aichi; Tetsu K. Tokunaga


Archive | 2010

Laboratory experiments for estimating chemical osmotic parameters of mudstones

S. Miyoshi; Tetsu K. Tokunaga; Kazuhiko Mogi; Kazufumi Ito; Masanori Takeda


Archive | 2010

A new analytical approach to estimate the hydraulic parameters of a coastal phreatic aquifer from tidally induced water table fluctuations and its application at the Niijima Island, Japan

Masaatsu Aichi; M. Shiokari; Tetsu K. Tokunaga


Archive | 2010

Development of an ultra-high-resolution FBG strain sensor and laboratory experiments to evaluate its performance for application to the rock masses

Tetsu K. Tokunaga; Zhong He; Liu Qing; Kazuhiko Mogi; Hideki Matsui; Yoichi Nakayama; Akihiko Hirata; Yoshihiro Mizuta


Archive | 2009

Study on reflection coefficient of clayey material focusing on smectite content and partial density

S. Miyoshi; Tetsu K. Tokunaga; Kazuhiko Mogi


Archive | 2009

Studies on deformation/pore pressure coupling processes at Japanese URLs and the development of ultra-high resolution FBG strain sensors for rock mechanics (Invited)

Tetsu K. Tokunaga; Hideki Matsui; H. Zuyuan; Yoshio Kashiwai


Archive | 2008

Development of Laboratory Apparatus for Observation of Chemical Osmosis

S. Miyoshi; Tetsu K. Tokunaga; Kazuhiko Mogi


Archive | 2007

Temporal change of groundwater temperature by a storm event

Masaatsu Aichi; Tetsu K. Tokunaga; H. Obanawa; Kazuhiko Mogi; Kohzo Hakuta; Shinji Hashiguchi; Yutaka Imai; H. Kainosho; A. Kiyokuni; Shinpei Matsumoto; K. Ohno; Hiroyuki Nagasawa; Tomoki Nojiri; Yasuhiro Shimizu; Satoshi Tomita; Kozo Yamashita


Archive | 2004

Determination of the Hydraulic Properties of Sub-Sea Formations Using Continuous Measurements of Pore Pressure at Submarine-Groundwater-Discharge Area

T. Urakoshi; Tetsu K. Tokunaga; Kazuhiko Mogi

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