Coherent signal beam amplification in two-wave mixing experiments with photorefractive Bi12SiO20 crystals

JP Huignard, A Marrakchi - Optics Communications, 1981 - Elsevier
… The amplification of the input signal beam in two-wave mixing experiments with … For the
first time in this crystal, signal beam amplification is reached for an applied field Eo > 8 kV cm -1 …

Signal-beam amplification by two-wave mixing in a liquid-crystal light valve

A Brignon, I Bongrand, B Loiseaux, JP Huignard - Optics letters, 1997 - opg.optica.org
… beam of amplitude A 1 and a weak signal beam of amplitude A 2 interfering coherently in
a … In this study we assume a weak signal beam and a small angle θしーた between the waves so …

93-GHz signal beam steering with true time delayed integrated optical beamforming network

Y Liu, B Isaac, J Kalkavage, E Adles, T Clark… - Optical Fiber …, 2019 - opg.optica.org
93-GHz Signal Beam Steering with True Time Delayed Integrated Optical Beamforming
Network … A 93-GHz signal beam steering experiment with multiple beam steering angles …

Detection method for the complex amplitude of a signal beam with intensity and phase modulation using the transport of intensity equation for holographic data …

M Bunsen, S Tateyama - Optics express, 2019 - opg.optica.org
… and the phase of a signal beam are modulated, has been … acquire the complex amplitude of
the signal beam. In this study, we … phase distribution of the signal beam required for accurate …

Broadband amplification in non-linear crystals using controlled angular dispersion of signal beam

L Cardoso, G Figueira - Optics communications, 2005 - Elsevier
… In this article, angular dispersion of the signal beam inside the non-linear media is added to
a common setup to improve the non-collinear phase matching range. A comparative study of …

Two-wave mixing on reflection dynamic gratings in sillenite crystals under phase modulation of signal beam

SM Shandarov, AA Kolegov, NI Burimov… - Physics of Wave …, 2009 - Springer
… They observed a quadratic behavior at which amplitude modulation of the signal beam
intensity after the mixing on the reflection hologram occurs at the frequency 2Ωおーむ. Such a behavior …

Bandwidth increase by controlled angular dispersion of signal beam in optical parametric amplification

L Cardoso, G Figueira - Optics Express, 2004 - opg.optica.org
Angular dispersion of the signal beam inside the nonlinear media is introduced to improve
the non-collinear phase-matching range. Simulations run for BBO crystals predict that …

High-gain, low-noise signal beam amplification in photorefractive BaTiO3

J Joseph, PKC Pillai, K Singh - Applied optics, 1991 - opg.optica.org
… , the amplified signal beam will be … signal beam. This weak pump beam does not initiate
beam fanning but can form photorefractive gratings because of interference with the signal beam

Beam intensity striations and applications

TC Yang - The Journal of the Acoustical Society of America, 2003 - pubs.aip.org
… It is shown that the signal beam spectrogram as a function of range exhibits the same …
For a nonbroadside target, the signal beam intensity will be modified by a frequency-bearing …

Bit error rate in a free-space laser communication system with a partially coherent signal beam

JC Ricklin, FM Davidson - Optics in Atmospheric Propagation …, 2003 - spiedigitallibrary.org
… by the use of a partially (spatially) coherent transmitted signal beam. When the spatial
coherence of the transmitted signal beam is reduced intensity fluctuations (scintillations) decrease, …