Microwave dielectric properties of Nextel-440 fiber fabrics with pyrolytic carbon coatings in the temperature range from room temperature to 700 °C
Song Hui-Hui†, Zhou Wan-Cheng, Luo Fa, Luo Fa, Qing Yu-Chang, Chen Ma-Lin
       
SEM images, showing (a) the surface and (b) the cross section of the original Nextel-440 fiber, and (c) the surface and (d) the cross section of the Nextel-440/PyC.