Ryan A. Stephan
Thermal Engineer at NASA Johnson Space Ctr
SPIE Involvement:
Publications (4)

Proceedings Article | 18 April 2006 Paper
Michael Gazarik, Dave Johnson, Ed Kist, Frank Novak, Charles Antill, David Haakenson, Patricia Howell, John Pandolf, Rusty Jenkins, Rusty Yates, Ryan Stephan, Doug Hawk, Michael Amoroso
Proceedings Volume 6205, 62051C (2006) https://doi.org/10.1117/12.669683
KEYWORDS: Cameras, Infrared cameras, Imaging systems, Inspection, Infrared imaging, Thermography, Electronic components, Manufacturing, Thermal modeling, Infrared radiation

Proceedings Article | 28 March 2005 Paper
Michael Gazarik, Charles Antill, David Johnson, Ryan Stephan, Kevin Vipavetz, John Pandolf, Edward Kist, Nina Tappan, William Winfree, John Teter, David Haakenson, David Hinds, Brian Backer, Heather Wickman, Michael Harris
Proceedings Volume 5782, (2005) https://doi.org/10.1117/12.603167
KEYWORDS: Cameras, Infrared cameras, Inspection, Infrared imaging, Imaging systems, Electronics, Staring arrays, Sensors, Thermography, Visible radiation

Proceedings Article | 28 March 2005 Paper
Brian Ottens, Bradford Parker, Ryan Stephan
Proceedings Volume 5782, (2005) https://doi.org/10.1117/12.602828
KEYWORDS: Inspection, Thermography, Cameras, Radiation thermography, Infrared cameras, Spatial resolution, Signal detection, Electronic filtering, Carbon, Coating

Proceedings Article | 28 March 2005 Paper
Ryan Stephan, David Johnson, A. J. Mastropietro
Proceedings Volume 5782, (2005) https://doi.org/10.1117/12.605735
KEYWORDS: Inspection, Infrared cameras, Infrared imaging, Finite element methods, Thermography, Cameras, Resistance, Thermal modeling, Infrared radiation, Heat flux

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