Portable Deep-Ultraviolet (DUV) Raman for Standoff Detection

Area of Science:

• Analytical Chemistry
• Spectroscopy
• Chemical Detection

Background:

• Development of portable chemical detection systems is crucial for security and safety.
• Raman spectroscopy offers non-destructive chemical identification capabilities.
• Standoff detection of hazardous materials remains a significant challenge.

Purpose of the Study:

• To introduce a novel man-portable ultraviolet Raman spectrometer system.
• To detail the system design and user interface of the developed instrument.
• To evaluate the performance of the system for detecting narcotics and explosives.

Main Methods:

• System design and development of a man-portable ultraviolet Raman spectrometer.
• User interface design and implementation.
• Spectral and instrument performance testing using various chemical standards.

Main Results:

• Demonstrated rapid, standoff detection of chemicals of interest.
• Presented spectral data for common narcotics and explosives.
• Showcased performance data for materials involved in narcotics manufacture.
• Compared instrument performance against currently marketed handheld Raman devices.

Conclusions:

• The developed ultraviolet Raman spectrometer system provides effective rapid, standoff detection.
• The system demonstrates promising performance for identifying narcotics and explosives.
• The portable design enhances usability for end-users in various scenarios.