Table 1.

Experimental parameters for each of the four groups tested.

displacement magnitude1 mm2 mm
no. cyclesone50one50
no. samples loaded to failure6666
no. samples for TEM3333
deformation rate during loading/unloading cycle (mm min−1)0.050.10
deformation rate during ramp to failure (mm min−1)0.050.05
cycle period (min)5050