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Article
Optical Limiting with Liquid Crystalline Cylindrical Guided Wave Optical Elements
Using micro-capillaries and capillary arrays, we have fabricated dye- and C60-doped liquid crystal cored fibers and image transmission plates of various core diameters and lengths. We have observed nonlinear puls...
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Article
Photorefractivity and Holographic Storage Effect in Fullerene C60-Doped Nematic Liquid Crystals
The results of a recent study of a nonlinear electro-optical effect in fullerene C6o-doped nematic liquid crystal film are presented. In particular, photo-induced conduction, self diffraction effect, and permanen...
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Article
Liquid Crystals for Fast Infrared Laser Switching and Optical Limiting Application
We present the results of several experimental studies of infrared[IR] nonlinear optical responses of aligned nematic liquid crystals, including laser induced molecular reorientation, density-, thermal- and or...
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Article
Nonlinear Optical Fiber Core Materials For Optical Limiting Application
Several liquid phase liquid crystals and liquids are found to possess broadband nonlinear absorption characteristics suitable for optical limiting applications. Using these liquids as fiber waveguiding cores, ...
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Article
Nonlinear Fiber Core Liquid and Nematic Liquid Crystal Film for Wide Temporal Bandwidth Optical Limiting Application
Nonlinear absorption processes in an extremely nonlinear optical fiber core liquid, and recently observed supra-optical-nonlinearity in dopant modified nematic liquid crystals, are discussed in the context of ...