Nonlinear optical properties of fast, photoswitchable cholesteric liquid crystal bandgaps

2011 ◽  
Vol 1 (5) ◽  
pp. 943 ◽  
Author(s):  
Uladzimir A. Hrozhyk ◽  
Svetlana V. Serak ◽  
Nelson V. Tabiryan ◽  
Timothy J. White ◽  
Timothy J. Bunning
2021 ◽  
Vol 328 ◽  
pp. 115347
Author(s):  
Praseetha K.P. ◽  
Shiju E. ◽  
Chandrasekharan K. ◽  
Soney Varghese

2007 ◽  
Vol 467 (1) ◽  
pp. 171-180 ◽  
Author(s):  
Yu. A. Zubtsova ◽  
P. Ya. Vasilyev ◽  
S. V. Murashov ◽  
N. V. Kamanina

1999 ◽  
Vol 38 (13) ◽  
pp. 3085-3092 ◽  
Author(s):  
Joaquín Barberá ◽  
Anabel Elduque ◽  
Raquel Giménez ◽  
Fernando J. Lahoz ◽  
José A. López ◽  
...  

2005 ◽  
Vol 54 (10) ◽  
pp. 4776
Author(s):  
Miao Ming-Chuan ◽  
Xu Ze-Da ◽  
Hou Gang ◽  
Fan Shang-Chun

Author(s):  
Lamees A. Abdullaha ◽  
Alaa Adnan Rashad ◽  
Nasreen Raheem Jber ◽  
Aseel Ibrahim Mahmood ◽  
Rawa Khalil Ibrahim

Gold nanoparticles (AuNPs) have been prepared for doping liquid crystal (LC) with different concentrations to study linear and nonlinear optical properties utilizing UV spectrum and Z scan technique, respectively. Z scan methods are performed by He-Ne laser at 632.8 Nanometer wavelength. It is observed that the samples can absorb in the UVA range (280-400 nm). Pure LC has high absorbance and the peak of absorbance decreases when the concentration of AuNPS increases due to the AuNPs. The nonlinear optical (NLO) properties of LC were improved by increasing the concentration of AuNPs. The presence of AuNPs changed the behavior of pure LC from two-photon absorption (TPA) to saturable absorption.


2017 ◽  
Vol 225 ◽  
pp. 502-509 ◽  
Author(s):  
Z. Dehghani ◽  
N. Dalir ◽  
M. Nadafan ◽  
M.H. Majles Ara ◽  
E. Saievar Iranizad

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