Research Article
Experimental Investigation on the Deformation, Strength, and Acoustic Emission Characteristics of Sandstone under True Triaxial Compression
Figure 4
True triaxial strength for sandstone: (a) variation of peak compressive stress as a function of for the constant values of and ; represents the slope of the peak strength with increasing ; (b) the best-fit linear function true triaxial strength criterion (Mogi–Coulomb Criterion) based on all experimental results in terms of versus .
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