fig6

Figure 6. Comparison of GFRP with and without embedded PVDF sensor: (A) tensile strength and modulus; (B) flexural strength and modulus; (C) ILSS; GFRP control, GFRP embedded with single PVDF film and GFRP embedded with PVDF sensor (D) model I interlaminar fracture displacement-load curves; (E) $$G_{Ic}^{Ini}$$ and $$G_{I c}^{Pro}$$.