Grating coatings with gain

Using an integral theory of grating diffraction we calculate efficiencies greater than 100% if a coating with gain is taken into account. A connection with guided modes is conjectured. The application in optical computing seems to be possible.

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Bibliographic Details
Published in:Optics communications 1991-01, Vol.80 (5), p.295-298
Main Authors: Güther, R., Kleemann, B.
Format: Article
Language:English
Subjects:
Exact sciences and technology
Fundamental areas of phenomenology (including applications)
Optics
Physics
Wave optics
Wave propagation, transmission and absorption
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Description
Summary:Using an integral theory of grating diffraction we calculate efficiencies greater than 100% if a coating with gain is taken into account. A connection with guided modes is conjectured. The application in optical computing seems to be possible.
ISSN:0030-4018
1873-0310
DOI:10.1016/0030-4018(91)90411-6