Multifractal Analysis of Acoustic Emissions during Hydraulic Fracturing Experiments under Uniaxial Loading Conditions: A Niutitang Shale Example

Figure 10

Four horizontal slices of the micro-CT scanning results of rock sample T2. (a–d) Correspond to the horizontal slices at heights of 20 mm, 40 mm, 60 mm, and 80 mm, respectively.

(a)

(b)

(c)

(d)