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Optically-Tuned Far-Infrared DeviceSpacing of visible interference pattern determines frequency of infrared radiation. Variable photoconductivity grating formed by interference of two visible laser beams intersecting on surface of proposed AlGaAs device substituted for fixed metal grating. Proposed device provides higher output-power density and greater tunability.
Document ID
19900000206
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Katz, Joseph (Caltech)
Date Acquired
August 14, 2013
Publication Date
May 1, 1990
Publication Information
Publication: NASA Tech Briefs
Volume: 14
Issue: 5
ISSN: 0145-319X
Subject Category
Electronic Components And Circuits
Report/Patent Number
NPO-17160
Report Number: NPO-17160
ISSN: 0145-319X
Accession Number
90B10206
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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