You may be interested in having a look at this relevant and interesting article "Nanoscopic origin of cracks in carbon fibre-reinforced plastic composites": ht

You may be interested in having a look at this relevant and interesting article "Nanoscopic origin of cracks in carbon fibre-reinforced plastic composites": https://www.nature.com/articles/s41598-019-55904-2 https://www.nature.com/articles/s41598-019-55904-2