Laser Micromachining of Thin Films

Author(s):  
Simeon M. Metev ◽  
Vadim P. Veiko
1999 ◽  
Vol 595 ◽  
Author(s):  
Qiang Zhao ◽  
Michael Lukitsch ◽  
Jie Xu ◽  
Gregory Auner ◽  
Ratna Niak ◽  
...  

AbstractExcimer laser ablation rates of Si (111) and AlN films grown on Si (111) and r-plane sapphire substrates were determined. Linear dependence of ablation rate of Si (111) substrate, sapphire and AlN thin films were observed. Excimer laser micromachining of the AlN thin films on silicon (111) and SiC substrates were micromachined to fabricate a waveguide structure and a pixilated structure. This technique resulted in clean precise machining of AlN with high aspect ratios and straight walls.


2005 ◽  
Vol 45 (4-5) ◽  
pp. 583-589 ◽  
Author(s):  
Guangyu Liu ◽  
Dario J. Toncich ◽  
Erol C. Harvey ◽  
Fenge Yuan

2019 ◽  
Vol 11 ◽  
pp. 441-445 ◽  
Author(s):  
Ruslan Chkalov ◽  
Kirill Khorkov ◽  
Dmitriy Kochuev

2000 ◽  
Vol 5 (S1) ◽  
pp. 852-858 ◽  
Author(s):  
Qiang Zhao ◽  
Michael Lukitsch ◽  
Jie Xu ◽  
Gregory Auner ◽  
Ratna Niak ◽  
...  

Excimer laser ablation rates of Si (111) and AlN films grown on Si (111) and r-plane sapphire substrates were determined. Linear dependence of ablation rate of Si (111) substrate, sapphire and AlN thin films were observed. Excimer laser micromachining of the AlN thin films on silicon (111) and SiC substrates were micromachined to fabricate a waveguide structure and a pixilated structure. This technique resulted in clean precise machining of AlN with high aspect ratios and straight walls.


2003 ◽  
Author(s):  
David F. Moore ◽  
John A. Williams ◽  
Matthew A. Hopcroft ◽  
Billy Boyle ◽  
Johnny H. He ◽  
...  

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