It is shown that in materials with a special type of photoconductivity temporal response, the
running space charge wave is generated under uniform illumination when the external …

It is shown that weakly damped space-charge waves exist in photorefractive crystals with a
sufficiently large lifetime–mobility product. The dispersion law, the damping constant, and …

The kinetics of charge gratings induced by a standing light wave in a photorefractive crystal
in the presence of an electric field is described correctly. It obeys an ordinary differential …

It is shown that a moving intensity grating in a photorefractive crystal with a sufficiently large
lifetimemobility product can give rise to an instability against excitation of weakly damped …

It is shown theoretically that the space charge field generated by two‐wave mixing in a
photorefractive crystal may have a resonant response when a dc field and a sinusoidal ac …

The excitation of a space charge wave in a uniformly illuminated photorefractive crystal by
an applied ac voltage is studied theoretically. A spatial differential equation for the ac …

Equations for the grating space-charge density and concentration of free carriers induced by
a standing light wave in an anisotropic photorefractive crystal are derived and solved. The …

It is shown that spatial gratings in photorefractive crystals, induced by the standing
interference pattern of two coherent waves and an external alternating electric field, may be …

Instability of the resonance enhancement of moving photorefractive gratings clickable element
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The fundamental component of the space-charge field in a photorefractive crystal is studied
in the presence of an applied alternating electric field. A general equation for the amplitude …