Distributed feedback grating fabricated from hybrid polymer precursor gel by employing short-pulse laser interference for photopumped polymer laser applications

2011 ◽  
Vol 23 (9) ◽  
pp. 1264-1270 ◽  
Author(s):  
Rahmat Hidayat ◽  
Sahrul Hidayat ◽  
Fitri Fitrilawati ◽  
Herman ◽  
May On Tjia ◽  
...  
Author(s):  
Frédéric Druon ◽  
Sandrine Ricaud ◽  
Dimitris N. Papadopoulos ◽  
Alain Pellegrina ◽  
Marc Hanna ◽  
...  

2008 ◽  
Vol 53 (9(6)) ◽  
pp. 3823-3826 ◽  
Author(s):  
D.Q. Hoa ◽  
V. Duong ◽  
P. Long ◽  
T.H. Nhung ◽  
T. Imasaka

2008 ◽  
Author(s):  
R Town ◽  
D Clark ◽  
A Kemp ◽  
B Lasinski ◽  
M Tabak

Author(s):  
F. Beaudoin ◽  
P. Perdu ◽  
C. DeNardi ◽  
R. Desplats ◽  
J. Lopez ◽  
...  

Abstract Ultra-short pulse laser ablation is applied to IC backside sample preparation. It is contact-less, non-thermal, precise and can ablate the various types of material present in IC packages. This study concerns the optimization of ultra-short pulse laser ablation for silicon thinning. Uncontrolled silicon roughness and poor uniformity of the laser thinned cavity needed to be tackled. Special care is taken to minimize the silicon RMS roughness to less than 1µm. Application to sample preparation of 256Mbit devices is presented.


2013 ◽  
Vol 115 (4) ◽  
pp. 1469-1477 ◽  
Author(s):  
Evgeny Kharanzhevskiy ◽  
Sergey Reshetnikov

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