Simultaneous determination of the thickness and refractive index dispersion of dielectric films by the Paul wavelet transform

2019 ◽  
Vol 692 ◽  
pp. 137602
Author(s):  
Seçkin Özcan ◽  
Emre Coşkun ◽  
Özlem Kocahan ◽  
Serhat Özder
2021 ◽  
Vol 21 (2) ◽  
pp. 61-66
Author(s):  
Erhan Tiryaki ◽  
Özlem Kocahan ◽  
Serhat Özder

Abstract The Generalized Morse Wavelet (GMW) algorithm was adapted to determine the refractive index of dielectric film from the reflectance spectrum. A theoretically generated reflectance spectrum in the range of 300-1200 nm wavelength was analyzed by the Continuous Wavelet Transform (CWT) and the refractive index dispersion was obtained by the mentioned method. In addition, a noisy reflectance spectrum was analyzed to show the advantages of the CWT method. Refractive index dispersions calculated by the Morlet and the Paul wavelet were compared to GMW at the end of the study.


2004 ◽  
Vol 458 (1-2) ◽  
pp. 257-262 ◽  
Author(s):  
Serhat Özder ◽  
Oğuz Köysal ◽  
S. Eren San ◽  
F. Necati Ecevit

2017 ◽  
Vol 28 (4) ◽  
pp. 045013
Author(s):  
Özlem Kocahan ◽  
Seçkin Özcan ◽  
Emre Coşkun ◽  
Serhat Özder

2006 ◽  
Vol 88 (8) ◽  
pp. 084101 ◽  
Author(s):  
N. Ghosh ◽  
P. Buddhiwant ◽  
A. Uppal ◽  
S. K. Majumder ◽  
H. S. Patel ◽  
...  

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