Caracterização de materiais por interferometria holografica em cristais fotorrefrativos utilizando lasers de diodo multimodo.
AO Preto - 2009 - teses.usp.br
Este trabalho apresenta o estudo e o desenvolvimento de dois arranjos de interferometria
holográfica utilizando como meio de registro holográfico cristais fotorrefrativos de …
holográfica utilizando como meio de registro holográfico cristais fotorrefrativos de …
Adaptive heterodyne photorefractive interferometer for ultrasound detection: optimization and application
RK Ing, BF Pouet, S Krishnaswamy… - 1997 IEEE Ultrasonics …, 1997 - ieeexplore.ieee.org
The advantages of ultrasonic remote detection using a heterodyne photorefractive
interferometer are demonstrated. The speckle nature of the light reflected by a rough surface …
interferometer are demonstrated. The speckle nature of the light reflected by a rough surface …
Adaptive holographic interferometry using photorefractive recording media for full-field optical mapping of stress and deformation fields
B Pouet, H Tuovinen, S Krishnaswamy - … of the IUTAM Symposium held in …, 2000 - Springer
Holographic interferometry can be used to measure the stress-field in optically transparent
phase objects, as well as to measure the deformation of diffusively scattering opaque …
phase objects, as well as to measure the deformation of diffusively scattering opaque …
Metal strip polarizing fibers
PG Kornreich, JT Tung, J Flattery… - Photonic Component …, 1996 - spiedigitallibrary.org
We successfully placed a metal strip along the core of an optical fiber, see Fig. 1. These
devices can be used as polarizers. Light polarized parallel to the metal strip is absorbed …
devices can be used as polarizers. Light polarized parallel to the metal strip is absorbed …
Photorefractive ac-enhanced nonlinear response of sillenites: Low-and high-contrast effects
O Filippov, KH Ringhofer, BI Sturman - The European Physical Journal D …, 2003 - Springer
Analytically and numerically we investigate the dependence of the first Fourier harmonics of
the space-charge field, induced in an AC-biased sillenite crystal by a light-interference …
the space-charge field, induced in an AC-biased sillenite crystal by a light-interference …
Analytical studies of space charge field enhancement in photorefractive materials by applied high-frequency electric fields of steplike wave forms
I Aubrecht - OPTIKA'98: 5th Congress on Modern Optics, 1998 - spiedigitallibrary.org
A technique of approximate analytical calculations of the SCF amplitude for high frequency
applied electric fields of step-like wave forms is presented and demonstrated in detail in the …
applied electric fields of step-like wave forms is presented and demonstrated in detail in the …
Influence of the ac field frequency on the photorefractive response in Bi12SiO20
K Magde, G Brost - Optical Materials, 1995 - Elsevier
We present experimental characterization of the dependence of the photorefractive
response on alternating field frequency in BSO. We report a frequency dependence which …
response on alternating field frequency in BSO. We report a frequency dependence which …
Direct current through a photoconductive crystal in an asymmetric ac field
AV Dooghin, YV Miklyaev… - Journal of Modern …, 1994 - Taylor & Francis
Direct Current Through a Photoconductive Crystal in an Asymmetric AC Field Page 1
JOURNAL OF MODERN OPTICS, 1994, VOL . 41, NO . 3, 447-452 Direct current through a …
JOURNAL OF MODERN OPTICS, 1994, VOL . 41, NO . 3, 447-452 Direct current through a …
Quantitative Investigation of Photorefractive Substrate Materials
M Esseling, M Esseling - Photorefractive Optoelectronic Tweezers and …, 2015 - Springer
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Photorefractive gratings in C60-doped nematic liquid crystals under non-biased sinusoidal alternating electric fields
F Yao, Y Pei, Y Zhang, C Ren, X Sun, Z Lü - Liquid Crystals, 2011 - Taylor & Francis
We report on the effect of the frequency of a non-biased sinusoidal alternating (AC) electric
field on the optical non-linear response of 60 μm-thick homeotropic C60-doped nematic …
field on the optical non-linear response of 60 μm-thick homeotropic C60-doped nematic …