Marine Science and Technology

　

　

　

　

　

　

　

2008 Vol.6 No.1「Marine Science and Technology」

　

　

　

＊Click the titles to open Abstracts.

　

　

　

　ORIGINAL PAPERS

　

　

　

【Special Issue：UTILIZATION OF
OCEAN NATURAL ENERGY】

■Recovery of Sea and Tidal Current Energy in Japan’s Exclusive
Economic Zone using Straight-Wing Vertical-Axis Hydro Turbine

■Natural Periods and Ductility of the Substructure consist
of Truss Tower and Jacket Foundation for Offshore Wind Turbines

■Feasibility Study of Biomass Gasification and Cogeneration System Using Driftwoods and Lumbering Chips

Hiromichi TANAKA

■Human powered boat design and construction

■Basic Study of the Performance of A Cylindrical Sail for Large Ships

Naoya MATSUBARA

■Afeasibility study of typhoon energy utilization using mega yacht system

【SCIENCE AND TECHNOLOGY】

　

　

　

■Characteristics of the 2007 Kameyama Earthquake with some emphases on unusually high strong ground motions and the collapse of Kameyama Castle wall

Naohiko TOKASHIKI

　

　

■Nonlinear Acoustic Field of Composite-Type Two-Frequency Coaxial Focusing Source

Natsuki YOSHIZUMI

　

　

　

■Numerical Experiments on Detecting of Defects in Weld Using Characteristics of Dynamic Response for Thin Plate

Tetsutaro KAWAKAMI

　

■Digitization of an analog sub-bottom profiler

Kiyokazu NISHIMURA

Toshiyasu NAGAO

Fumitoshi MURAKAMI

Miyoshi TAKATOU

■Experimental study for the Non-destructive testing of the concrete in water

Shinya WATANABE

Yoshimatsu TETSU

Akihito TAKEUCHI

【HUMANITIES】

　

　

　

■The Enactment of Basic Act on Ocean Policy and Its Problems
:Focusing on the Deliberations at the 166th Session of the Diet

　

　

■Semi-Civilized Tahiti and Moorea in Melville’s Omoo
－The Advantages and Disadvantages of White Christian Civilization Encroaching on the Paradise in the South Seas－

Hiroshi IGARASHI

　