NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
The Security Technologies Group has a 4-m-tall drop tower that can be configured for a wide variety of impact and impact-related testing. This drop tower is
The Smiths Detection 6046si cabinet x-ray system was designed for security screening of bags, parcels and other objects of similar size. The system runs at 160
Differential Scanning Calorimetry, or DSC, is a classic thermoanalytical measurement performed on many different types of materials. In our laboratory, it is
Fourier Transform Infrared (FTIR) Spectroscopy is a spectroscopic technique in which the vibrational modes of the molecules comprising a material of interest
The Large Aperture Scanner (LAS) scans a radar transceiver over a 5 meter by 20 meter aperture. Image reconstruction techniques enable a three-dimensional
Positron annihilation lifetime spectroscopy uses positrons to probe material defects/voids/free volume at the sub-nm scale. The general working principle is
The NIST-developed reference ballistic chronograph (RBC) provides repeatable measurements of the speed of a bullet that will impact a test article, such as
The TA Instruments RPA elite rubber process analyzer (RPA) is a strain-controlled rotational shear rheometer for the characterization of polymers, composites
Thermogravimetric Analysis, or TGA, is a classic thermoanalytical measurement performed on many different types of materials. In our laboratory, it is used for
X-ray backscatter systems are used for the screening of personnel for hidden weapons and other contraband. Unlike conventional radiographic x-ray systems