Integrated Damage Sensing in Fibre-Reinforced Composites with Extremely Low Carbon Nanotube Loadings

Figure 3

SEM images of (a) percolated CNT network on glass fibre surface and in interfacial regions; (b) higher magnification showing deposited networks on fibre surface; (c) fracture surface of DCB tested specimen with CNTs presented; (d) cross-sectional area of reference specimen after SBS test; and (e) cross-sectional area of CNT/GRP hybrid specimen after SBS test.

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