Stronger than base films
A high-repetition femtosecond laser creates a crack-free plasma-mixed weld between glass and single-crystal graphite film, with tensile strength exceeding that of the original films.
Wang, Hongrui · Liu, Bowen · Pang, Dongqing · Hu, Minglie
Journal of Non-Crystalline Solids 2025
Tensile strength of welded samples exceeds those of the original films
Welded samples show no visible cracks