Field examples from the Western Desert of Egypt show the effectiveness of compressional-wave velocity (V p) and shear-wave velocity (V s) crossplots for identifying the type of fluid contained in a ...
A research team led by Tomoro Sashida and Tomoharu Oka of Keio University in Tokyo, Japan, has succeeded in precisely measuring the expansion velocity of a shock wave of the supernova remnant W44. The ...