Ultrashort 30-fs laser photoablation for high-precision and damage-free diamond machining

Maksym Rybachuk, Bakhtiar Ali, Igor V. Litvinyuk

A 30-fs, 800 nm, 1 kHz femtosecond was used to photoablate diamond across radiant energy doses of 1 - 500 kJ/cm^2, with fluences of 10 - 50 J/cm^2 and, pulse counts from 100 to 10,…