Ultrasound wave propagation in glass-bead packing under isotropic compression and uniaxial shear
Zhou Zhi-Gang1, 2, Jiang Yi-Min3, †, Hou Mei-Ying1, 2, ‡
       

(color online) Variations of S-velocity with axial stress for the data shown in Fig. 2, with S-velocity normalized by the Hertz scaling and the mean of the isotropic data with . Inset: magnified main curves.