Figure 2

The field dependence of relaxation rate S (blue closed squares, right scale) shown together with the Jc(H) curve (black closed squares, left scale) measured at the same temperature T = 2.5 K.
The field dependence of relaxation rate S (blue closed squares, right scale) shown together with the Jc(H) curve (black closed squares, left scale) measured at the same temperature T = 2.5 K.