Uniaxial Experimental Study of the Deformation Behavior and Energy Evolution of Conjugate Jointed Rock Based on AE and DIC Methods

Figure 1

Preexisting conjugate joints with different included angles. (a) α = 0°, (b) α = 30°, (c) α = 45°, (d) α = 60°, and (e) α = 90°.

(a)

(b)

(c)

(d)

(e)