Research Article

Failure Mode Analysis of Carbon Fiber Composite Laminates by Acoustic Emission Signals

Figure 10

The AE waveform signal and spectrogram in a [08]s layup. (a) t = 28.6 s. (b) t = 56.7 s. (c) t = 109 s. (d) t = 142.4 s.
(a)
(b)
(c)
(d)