Electromagnetic Wave Shielding Effectiveness Based on Carbon Microcoil-Polyurethane Composites
Figure 3
The representative FESEM images of the substrate surface morphologies produced using the continuous C2H2 + H2 flow process with 5.0 min of SF6 gas flow addition during the initial reaction process. (a) The formation of carbon microfilaments on the entire surface area of the sample, (b) the magnified (1 k) image of Figure 1(a), and (c) the highly magnified (10 k) image of Figure 1(b).
