Mr. Preston L. Karnes Profile

Preston L. Karnes

Research Engineer at Southwest Research Institute

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Publications (2)

Proceedings Article | 6 July 2018 Paper

Performance and design of MgF2 + Au coatings on aluminum mirrors: enabling far-ultraviolet solar occultation measurements for Europa-UVS

Ujjwal Raut, Preston Karnes, Kurt Retherford, Michael Davis, G. R. Gladstone, Thomas Greathouse, Brandon Walther, Elizabeth Czajka

Proceedings Volume 10699, 106992Z (2018) https://doi.org/10.1117/12.2312928

KEYWORDS: Mirrors, Magnesium fluoride, Gold, Aluminum, Sensors, Photons, Reflectivity, Sun, Optical coatings, Exosphere

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Proceedings Article | 26 September 2013 Paper

Radiometric calibration of the SwRI ultraviolet reflectance chamber (SwURC) far-ultraviolet reflectometer

Preston Karnes, Kurt Retherford, Gregory Winters, Eric Bassett, Stephen Escobedo, Edward Patrick, Amanda Richter, Michael Davis, Paul Miles, Joel Parker, G. Randall Gladstone, Thomas Greathouse, Eric Schindhelm, Lori Feaga, S. Alan Stern

Proceedings Volume 8859, 88590R (2013) https://doi.org/10.1117/12.2024460

KEYWORDS: Sensors, Reflectivity, Ultraviolet radiation, Lamps, Calibration, Monochromators, Reflectometry, Data acquisition, Halogens, Control systems

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