Laser-pump definitions

A device used to excite atoms for stimulated emission in the production or amplification of laser signals, as in inducing stimulated emission in a laser or in boosting optical signals in fiber optic communication lines.
noun
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A device used to excite atoms for stimulated emission in the production or amplification of laser signals. Optical resonators of lasers use laser pumps to induce stimulated emission; relay stations in fiber optic communications use laser pumps to boost signals.
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(1) A laser used as the pump for an optical amplifier or other laser. Typically known as a "pump laser." See EDFA and laser.
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