[19p-B2-1~14] 3.6 Laser processing

4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)English Presentation

[19p-B2-13] Laser Ablation of Copper using GHz Bursts of Green Wavelength fs Laser Pulses

〇(P)Ashkan MomeniBidzard¹, Shota Kawabata¹, Kotaro Obata¹, Koji Sugioka¹ (1.RIKEN)

Keywords:

Femtosecond Laser Processing,Laser Ablation,GHz burst

In this paper, we report that the green wavelength GHz burst mode can significantly improve the ablation efficiency of copper even at the much lower number of intra-pulses by both experimental and simulation approaches with discussion on the underlying mechanism.