Femtosecond laser-induced graphite structural patterning and surface gasification: a molecular dynamics study

Key Points

• This research aims to investigate the advantages of femtosecond lasers over nanosecond lasers in the engraving of graphite materials.
• Utilized molecular dynamics simulations to explore laser-induced effects on graphite.
• Compared the engraving precision of femtosecond lasers versus nanosecond lasers at micro-nano scales.
• Femtosecond lasers achieved higher precision in structural patterning compared to nanosecond lasers.
• Surface gasification was more effective with femtosecond laser treatment, enhancing material processing capabilities.