Figure 7

Bath’s law for strong >45 dB (open symbols) and weak AE signals amplitudes <45 dB (solid symbols). Strong amplitudes follow the Bath’s law with ΔM below 1.4. Weak signals show large fluctuations below 10 aJ.
Bath’s law for strong >45 dB (open symbols) and weak AE signals amplitudes <45 dB (solid symbols). Strong amplitudes follow the Bath’s law with ΔM below 1.4. Weak signals show large fluctuations below 10 aJ.