Research Article
A Three-Dimensional Numerical Investigation of Dynamic Fracture Characteristics of Rock Specimens with Preexisting Surface Flaws
Figure 4
Numerical simulation of the x-axial displacement presents the crack behavior from initiation to failure mode at different select time: (a) t = 20 μs, (b) t = 30 μs, (c) t = 40 μs, (d) t = 45 μs, (e) t = 50 μs, and (f) t = 60 μs.
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