Characterization of Acoustic Emission Parameters during Fracture Process of Siltstone with Prefabricated Void

Table 1

Geometry parameters of samples.

Sample no.	(mm)	(mm)	(mm)	(mm)
1-1	50.0	50.1	100.0	8
1-2	50.2	50.0	100.1	8
1-3	50.0	50.2	100.1	8
2-1	50.0	50.1	100.0	12
2-2	50.1	50.2	100.1	12
2-3	50.1	50.0	100.2	12
3-1	50.0	50.2	100.1	16
3-2	50.0	50.1	100.1	16
3-3	50.1	50.0	100.2	16