Research Article

Terahertz and Thermal Testing of Glass-Fiber Reinforced Composites with Impact Damages

Figure 7

Results of S5 sample THz inspection: (a) raw B-scan signal, (b) frequency response of damaged and healthy material, (c) spatial distribution of measured waveform’s magnitude in case of selected frequency, (d) distribution of phase.
954867.fig.007a
(a)
954867.fig.007b
(b)
954867.fig.007c
(c)
954867.fig.007d
(d)