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Homeland Security Programs & Projects

(showing 16 - 23 of 23)
Microcryocooler for Terahertz Detectors
Last Updated Date: 01/28/2015

NIST and the University of Colorado have been funded since April, 2006, by DARPA to develop a microcryocooler with a volume less than about 4 cm 3 … more

Low Temperature Regenerator and Pulse Tube Losses
Last Updated Date: 01/28/2015

The Cryogenic Technologies Project has been funded by ONR since FY2005 to measure and model the losses in 4 K regenerators and pulse tubes. These … more

NIST Test Bed for Explosives Trace Detection
Last Updated Date: 01/22/2015

The NIST Entry Point Screening Test Bed conducts fundamental research to generate measurements and standards that address critical challenges in … more

Polymer Microspheres By Annular Co-Flow Extrusion
Last Updated Date: 10/02/2012

Well characterized test materials are essential for validating the performance of trace explosive detection systems. Particle size, chemical … more

Rapid Isotopic Screening
Last Updated Date: 10/02/2012

We have exploited the built-in functionality of a secondary ion mass spectrometer to provide the capability to screen the enrichment levels of a … more

Inkjet Gravimetry
Last Updated Date: 10/02/2012

Gravimetric and optical methods were developed to assure quantitative deposition of compounds from nano-dispense devices onto the surfaces of … more

Measurement Standards in Analytical Microscopy Group
Last Updated Date: 10/01/2012

The use of standards is considered a critical component in the assurance of analytical quality, allowing reliable measures of detection limits, … more

Complex Fluid Analysis with the Advanced Distillation Curve Approach
Last Updated Date: 10/01/2012

Complex fluids may be defined as mixtures in which there are many components, and in which the components span a range of physical and chemical … more

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