Various techniques to characterize the nonlinear (NL) optical response of centro-symmetric
materials are presented and evaluated with emphasis on the relationship between the …

Optical nonlinearity in 2D materials excited by spatial Gaussian laser beam is a novel and
peculiar optical phenomenon, which exhibits many novel and interesting applications in …

Examining classic theories, experimental methods, and practical formulas for exploration of
the core topics in nonlinear optics, the second edition of this acclaimed text was extensively …

We introduce a simple modification to the Z-scan technique that results in a sensitivity
enhancement that permits measurement of nonlinearly induced wave-front distortion of≃ …

We carried out Z-scan measurements on lyotropic liquid crystals and on lyotropic liquid
crystals doped with ferrofluid. In these experiments, the sample is translated through the …

The features of the closed-aperture (CA) Z-scan transmittance curves have been studied in
detail when the third-order nonlinear refraction and absorption, both of which can be …

Z‐scan measurements of third‐order optical nonlinearities are usually carried out with
Gaussian beams. Good quality Gaussian beams are not readily available, however, and to …

The nonlinear optical response of a series of azo-containing side-chain polymers is
investigated using Z-scan technique, employing 35ps and 4ns laser pulses, at 532 nm. The …

We report a one-laser-shot measurement technique using a phase object at the entry of a 4 f
coherent imaging system to characterize the value of the nonlinear refractive index of …

Spatial modification of a Gaussian beam by reflection on a surface of a high-absorbing
material is investigated experimentally. A theoretical description in a geometrical-optics …