Photosensitization of optical fiber and silica waveguides
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United States of America Patent
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Feb 27, 1996
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app pub date -
Feb 16, 1994
filing date -
Feb 17, 1993
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Abstract
A method of fabricating a strongly photosensitive optical waveguide is comprised of locally heating at least a portion of a weakly photosensitive optical waveguide for a period of time sufficient to increase the density of defects associated with photosensitivity in the heated portion of the waveguide core.
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