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Atmospheric solar absorption measurements in the 9 to 11 [mu]m region using a diode laser heterodyne

Harward, Charles N., author.
[Washington, D.C.] : National Aeronautics and Space Administration, Scientific and Technical Information Branch, October 1980. 1980-

Wavelength-tunable liquid crystal imaging filters for remote sensing from geosynchronus platforms fi

Foukal, Peter.
Cambridge, Mass. : Cambridge Research and Instrumentation, Inc. ; [Huntsville, Ala.] : National Aeronautics and Space Administration, Marshall Space Flight Center, [1992] 1992