parametric amplifier pumping

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Parametric oscillator — A parametric oscillator is a simple harmonic oscillator whose parameters (its resonance frequency omega and damping eta) vary in time in a defined wayAnother intuitive way of understanding a parametric oscillator is as follows: a parametric… … Wikipedia
Optical amplifier — An optical amplifier is a device that amplifies an optical signal directly, without the need to first convert it to an electrical signal. An optical amplifier may be thought of as a laser without an optical cavity, or one in which feedback from… … Wikipedia
Laser — For other uses, see Laser (disambiguation). United States Air Force laser experiment … Wikipedia
Ekspla — Infobox Company company name = EKSPLA company company type = Joint stock company foundation = 1983 in Vilnius, flagicon|Lithuania Lithuania location = Vilnius,flagicon|Lithuania Lithuania key people = CEO Kestutis Jasiunas industry = Scientific… … Wikipedia
Photonics — Refraction of waves of photons (light) by a prism The science of photonics[1] includes the generation, emission, transmission, modulation, signal processing, switching … Wikipedia

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