Sparsity based super-resolution in optical measurements

Author(s):  
Yoav Shechtman ◽  
Alexander Szameit ◽  
Eliyahu Osherovich ◽  
Pavel Sidorenko ◽  
Oren Cohen ◽  
...  
2000 ◽  
pp. 234-239
Author(s):  
DIN PING TSAI ◽  
CHI WEN YANG ◽  
WEI CHIH LIN ◽  
FU HAN HO ◽  
HUNG JI HUANG ◽  
...  

CIRP Annals ◽  
2011 ◽  
Vol 60 (1) ◽  
pp. 523-526 ◽  
Author(s):  
S. Takahashi ◽  
R. Kudo ◽  
S. Usuki ◽  
K. Takamasu

Author(s):  
W. E. Lee

An optical waveguide consists of a several-micron wide channel with a slightly different index of refraction than the host substrate; light can be trapped in the channel by total internal reflection.Optical waveguides can be formed from single-crystal LiNbO3 using the proton exhange technique. In this technique, polished specimens are masked with polycrystal1ine chromium in such a way as to leave 3-13 μm wide channels. These are held in benzoic acid at 249°C for 5 minutes allowing protons to exchange for lithium ions within the channels causing an increase in the refractive index of the channel and creating the waveguide. Unfortunately, optical measurements often reveal a loss in waveguiding ability up to several weeks after exchange.


Acta Naturae ◽  
2017 ◽  
Vol 9 (4) ◽  
pp. 42-51
Author(s):  
S. S. Ryabichko ◽  
◽  
A. N. Ibragimov ◽  
L. A. Lebedeva ◽  
E. N. Kozlov ◽  
...  

2015 ◽  
Vol 185 (6) ◽  
pp. 655-663
Author(s):  
V.V. Safargaleev ◽  
T.I. Sergienko ◽  
A.V. Safargaleev ◽  
A.L. Kotikov
Keyword(s):  

Author(s):  
Hyunduk KIM ◽  
Sang-Heon LEE ◽  
Myoung-Kyu SOHN ◽  
Dong-Ju KIM ◽  
Byungmin KIM

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