Dr. Richard K. DeFreez
at
SPIE Involvement:
Senior status | Conference Program Committee | Author
Publications (11)

PROCEEDINGS ARTICLE | September 17, 2009
Proc. SPIE. 7484, Optically Based Biological and Chemical Detection for Defence V
KEYWORDS: Deep ultraviolet, Sensors, Aerosols, Ultraviolet radiation, Particles, Luminescence, Fluorescence spectroscopy, Laser induced fluorescence, Semiconductor lasers, Atmospheric particles

PROCEEDINGS ARTICLE | October 28, 2005
Proc. SPIE. 5990, Optically Based Materials and Optically Based Biological and Chemical Sensing for Defence II
KEYWORDS: Light emitting diodes, Sensors, Aerosols, Ultraviolet radiation, Particles, Luminescence, Laser induced fluorescence, Ultraviolet light emitting diodes, Buildings, Atmospheric particles

PROCEEDINGS ARTICLE | December 29, 2004
Proc. SPIE. 5617, Optically Based Biological and Chemical Sensing for Defence
KEYWORDS: Solar concentrators, Sensors, Ultraviolet radiation, Particles, Luminescence, Optical fabrication, Laser induced fluorescence, Semiconductor lasers, Pathogens, Atmospheric particles

PROCEEDINGS ARTICLE | August 13, 2004
Proc. SPIE. 5416, Chemical and Biological Sensing V
KEYWORDS: Photodetectors, Sensors, Ultraviolet radiation, Particles, Luminescence, Fluorescence spectroscopy, Laser induced fluorescence, Semiconductor lasers, Pathogens, Atmospheric particles

PROCEEDINGS ARTICLE | September 22, 2003
Proc. SPIE. 5071, Sensors, and Command, Control, Communications, and Intelligence (C3I) Technologies for Homeland Defense and Law Enforcement II
KEYWORDS: Sensors, Aerosols, Ultraviolet radiation, Luminescence, Fluorescence spectroscopy, Semiconductor lasers, Pathogens, Stray light, Signal detection, Atmospheric particles

PROCEEDINGS ARTICLE | February 22, 2002
Proc. SPIE. 4576, Advanced Environmental Sensing Technology II
KEYWORDS: Contamination, Sensors, Aerosols, Ultraviolet radiation, Particles, Luminescence, Organisms, Biological detection systems, Atmospheric particles, Biological weapons

Showing 5 of 11 publications
Conference Committee Involvement (5)
Optically Based Biological and Chemical Detection for Defence V
1 September 2009 | Berlin, Germany
Optically Based Biological and Chemical Detection for Defence IV
16 September 2008 | Cardiff, Wales, United Kingdom
Optically Based Biological and Chemical Detection for Defence
18 September 2007 | Florence, Italy
Optically-Based Biological and Chemical Detection for Defence III
11 September 2006 | Stockholm, Sweden
Optically Based Biological and Chemical Sensing for Defence
25 October 2004 | London, United Kingdom
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