Dr. Andrew S. Keys
Adjunct Associate Professor of Aerospace Engineering
Publications
A. S. Keys and H. C. Morris (editors), “Marshall Space Flight Center Research and Technology Report 2017,” NASA/TM-2018-2199582018, NASA MSFC, 2018.
A. S. Keys, M. L. Tinker and H. C. Morris (editors), “Marshall Space Flight Center Research and Technology Report 2015,” NASA/TM-2016-218221, NASA MSFC, 2016.
A. S. Keys, M. L. Tinker, A.D. Sivak (editors), “Marshall Space Flight Center Research and Technology Report 2014,” NASA/TM-2015-218204, NASA MSFC, 2015.
A. S. Keys, “Overview of the NASA ETDP RHESE Program,” Chapter within Extreme Environment Electronics, editors J. D. Cressler and H. A. Mantooth, CRC Press, 2012.
A. S. Keys et al., “Advanced Avionics and Processor Systems for a Flexible Space Exploration Architecture,” AIAA-2010-8783, in AIAA SPACE 2010 Conference and Exposition, Anaheim, CA, 2010.
A. S. Keys et al., “Advanced Avionics and Processor Systems for Space and Lunar Exploration,” AIAA-2009-6783, in AIAA SPACE 2009 Conference and Exposition, Pasadena, CA, 2009.
A. S. Keys et al., “A Review of NASA's Radiation-Hardened Electronics for Space Environments Project,” AIAA SPACE 2008 Conference and Exposition, San Diego, CA, Sep. 9-11 2008, AIAA Paper 2008-7673, 2008.
A. S. Keys et al., "High-Performance, Radiation-Hardened Electronics for Space and Lunar Environments," Space Technology and Applications International Forum 2008, Albuquerque, NM, 2008.
A. S. Keys et al., “Developments in Radiation-Hardened Electronics Applicable to the Vision for Space Exploration,” AIAA SPACE 2007 Conference and Exposition, Long Beach, CA, Sep. 18-20, 2007, AIAA Paper 2007-6269, 2007.
A. S. Keys and M. D. Watson, "Radiation Hardened Electronics for Extreme Environments," Government Microcircuit Applications and Critical Technology Conference, edited by I. Mack, Office of Naval Research, pp. 319-322, Lake Buena Vista, FL, 2007.
A. S. Keys, J. L. Hall, D. Y. Oh, and M. M. Munk, “Overview of a Proposed Flight Validation of Aerocapture System Technology for Planetary Missions,” 42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Sacramento, CA, AIAA Paper 2006-4518, 2006.
A. S. Keys and R. L. Fork, “Multilayer Dielectric Transmissive Optical Phase Modulator,” Photonic Tech Briefs, a supplement to NASA Tech Briefs, vol. 28, no. 11, pp. 11a–12a, Nov. 2004. Availbale: http://www.nasatech.com/Briefs/Nov04/MSC31565.html.
A. S. Keys, R. W. Crow, and P. R. Ashley, “Binary-Phase Fourier Gratings for Nonuniform Array Generation,” Proceedings of SPIE, vol. 5177, 2003.
A. S. Keys, R. L. Fork, T. R. Nelson, Jr., J. E. Ehret, and J. E. Van Nostrand, “Characterization of a multilayered dielectric transmissive phase modulator,” in Physics, Theory, and Applications of Periodic Structures in Optics, Proceedings of SPIE, vol. 4438, P. Lalanne, Ed., pp. 96-107, 2001.
A. S. Keys and R. L. Fork, “Full cycle, low loss, low distortion phase modulation from multilayered dielectric stacks with terahertz optical bandwidth,” Optics Express [Online], vol. 7, no. 9, pp. 311-322, 23 Oct. 2000. Available: http://www.opticsexpress.org/oearchive/source/23426.htm
A. S. Keys, R. L. Fork, T. R. Nelson, Jr., and J. P. Loehr, “Resonant Transmissive Modulator Construction for use in Beam Steering Array,” in Optical Scanning: Design and Application, Proceedings of SPIE, vol.3787, L. Beiser, S. F. Sagan, G. F. Marshall, Eds., pp.115-125, 1999.
R. L. Fork, S. T. Cole, L. J. Gamble, W. M. Diffey, and A. S. Keys, "Optical amplifier for space applications," Optics Express [Online], vol. 5, no. 12, pp. 292-301, 6 Dec. 1999. Available: http://www.opticsexpress.org/oearchive/source/14181.htm.
T. R. Nelson, Jr., J. P. Loehr, Q. Xie, J. E. Ehret, J. E. Van Nostrand, L. Gamble, D. K. Jones, S. T. Cole, R. A. Trimm, W. M. Diffey, R. L. Fork, and A. S. Keys, "Electrically Tunable Group Delays Using Quantum Wells in a Distributed Bragg Reflector," Enabling Photonic Technologies for Aerospace Applications, Proceedings of SPIE, vol. 3714, A. R. Pirich and E. W. Taylor, Eds., pp. 12-23, 1999.