A numerical approach to nonlinear propagation of light in photorefractive media

A Ziółkowski - Computer Physics Communications, 2014 - Elsevier
The article presents a new approach to the analysis of light propagation in photorefractive
materials. The discussed numerical method can be used for an analysis of the dynamics of …

Numerical method for an analysis of nonlinear light propagation in photorefractive media-time nonlocal approach

A Ziółkowski - Optics Express, 2014 - opg.optica.org
Nonlinear light propagation in photorefractive media can be analyzed by numerical
methods. The presented numerical approach has regard to the effects of time nonlocality …

Anisotropic build-up of photo-induced waveguides in biased photorefractive media

V Coda, C Ciret, T Mengis, M Gorram… - Optics …, 2015 - Elsevier
We study the anisotropic dynamic formation of photo-induced waveguide in biased
photorefractive media by means of a time resolved three-dimensional numerical model of …

Reversal of degradation of information masks in lithium niobate

D Sando, E Jaatinen, F Devaux - Applied optics, 2009 - opg.optica.org
We report on the reversal of degradation of information masks stored in self-defocusing
lithium niobate. After a long writing time, the image degradation appears as the splitting of …

Near-infrared image recovery based on modulation instability in CdZnTe: V

Y Liao, Z Wang, N Huang, H Liu - Optics Express, 2021 - opg.optica.org
We propose a near-infrared image recovery method based on modulation instability in the
photorefractive semiconductor CdZnTe: V. The formation mechanism of modulation …

Theory of photorefractive resonance for localized beams in two-carrier photorefractive systems

H Leblond, N Fressengeas - Physical Review A—Atomic, Molecular, and …, 2009 - APS
This paper extends the existing theory of two-carrier photorefractivity resonance, which is
generally applied to iron doped indium phosphide (InP: Fe), to the case of low nonharmonic …

Experimental control of steady state photorefractive self-focusing in InP: Fe at infrared wavelengths

C Dan, D Wolfersberger, N Fressengeas - Applied Physics B, 2011 - Springer
This paper reports an experimental study of the self-focusing process in iron doped indium
phosphide at an 1.06 micron wavelength, identifying the influence of temperature, beam …

Microsecond infrared beam bending in photorefractive iron doped indium phosphide

N Fressengeas, C Dan, D Wolfersberger - Optics & Laser Technology, 2013 - Elsevier
A time resolved study of the behavior of a single beam in photorefractive iron doped indium
phosphide is provided down to the microsecond range, showing that infrared beam bending …

Two carrier band transport in InP: Fe under single beam illumination

N Fressengeas, M Andreea - China-France Workshop on Advanced …, 2014 - hal.science
Indium Phosphide is a material of primary relevance in the field of opto-electronics since it
supersedes conventional materials such as AsGa for electron mobility and heat conduction …

Dynamics of pattern writing and erasure in photorefractive lithium niobate for data storage applications

DM Sando - 2010 - eprints.qut.edu.au
The present rate of technological advance continues to place significant demands on data
storage devices. The sheer amount of digital data being generated each year along with …