Three distinct layers were formed in the composite, namely, surface oxide, intermediate and unoxidised layers.
Qinggang Li, Zhi Wang, Guopu Shi, Lifei Gong 2015, 'In situ reactive fabrication of ZrC–SiC coating on Cf/ZrC–SiC composite', Journal of Asian Ceramic Societieshttp://www.sciencedirect.com/science/article/pii/S2187076415000135. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)