Figure 1.
(a) Schematic illustration of the experiment setup. (b) Schematic of the impact process to the layered glass. (c) View of glass sample before and after impact.
Figure 2.
Images depicting the crack growth on the two glass layers (V = 3.7 m/s).
Figure 3.
Radial crack velocity vs. crack length with different radial crack number (V = 3.7 m/s).
Figure 4.
Selected sequence of images depicting the crack patterns on both glass layers at the loading speed vd = 3.7 m/s, with PVB thickness h = 0.76 mm.
Figure 5.
Crack length on the inner glass layer vs. radial crack number (V = 2.42 m/s).