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University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection of Chemicals Acknowledgement: Support by the Virginia Center for Innovative Technology and Avir, LLC

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Page 1: University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection

University of Virginia

Gabriel LauferUniversity of Virginia, Mechanical and Aerospace

Engineering, Charlottesville, VA 22904

Passive Stand-Off Detection of Chemicals

Acknowledgement: Support by the Virginia Center for Innovative Technology and Avir, LLC

Page 2: University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection

University of Virginia

Page 3: University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection

University of Virginia

Properties of sensors for domestic defense applications

Sensitivity existing passive remote sensors, Fast (0.1-1 sec), Multi-chemical (weapon agents + simulants), Robust – few (or no) moving parts, no fine

alignment, Simple to operate, Output easy to interpret, Low cost (low level of approval), Low energy (commercially available battery), Imaging capabilities (desirable).

Page 4: University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection

University of Virginia

Prototype of a single-chemical DAR

Page 5: University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection

University of Virginia

University of Virginia Remote Sensing Experiment

Sponsors: NSROC, NASA, VSGC, SEAS, VEF, MAE.

Previous mission launched from NASA Wallops Island on an Orion single stage sounding rocket.

Future experiment: video camera, and five photodiodes for ocean chlorophyll measurements

Gas filter correlation radiometer for measurement of methane in the stratosphere

Page 6: University of Virginia Gabriel Laufer University of Virginia, Mechanical and Aerospace Engineering, Charlottesville, VA 22904 Passive Stand-Off Detection

University of Virginia

Mostly undergraduate project, 18 students + 1 grad student in AY 2001-02, over 60 during the last 4 years.Interdisciplinary, including remote sensing, telemetry, space technology, mechanical design, system integration. (Shown L/R: Gaby Laufer, Jeff Dawson and Sarah Armstrong)