The two-phase flow measurements using imaging technique for two-dimensional bubble measurements, so called Bubble Tracking Velocimetry (BTV) and PIV were conducted to the surf zone breaking waves. The characteristics of air bubbles in the surf zon...
K. Takehara   T. G. Etoh   T. Tamano   M. Kanaoka   N. Mizutani   
28TH INTERNATIONAL CONGRESS ON HIGH-SPEED IMAGING AND PHOTONICS 7126 ICHSIPS28 2009年
The authors applied an ultra-high-speed video camera to visualize crack propagation in brittle bodies, such as mortar specimens, under the impact splitting test. Strain of the brittle bodies in impact splitting tests was analyzed by means of PIV (...