Optical amplifier for space applications
Author(s) -
R. L. Fork,
Spencer T. Cole,
Lisa J. Gamble,
William M. Diffey,
Andrew S. Keys
Publication year - 1999
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.5.000292
Subject(s) - optics , wavefront , amplifier , coherence (philosophical gambling strategy) , spacecraft , transmission (telecommunications) , physics , aperture (computer memory) , power (physics) , computer science , telecommunications , bandwidth (computing) , acoustics , quantum mechanics , astronomy
We describe an optical amplifier designed to amplify a spatially sampled component of an optical wavefront to kilowatt average power. The goal is means for implementing a strategy of spatially segmenting a large aperture wavefront, amplifying the individual segments, maintaining the phase coherence of the segments by active means, and imaging the resultant amplified coherent field. Applications of interest are the transmission of space solar power over multi-megameter distances, as to distant spacecraft, or to remote sites with no preexisting power grid.
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