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.
Burn facilities have been developed at NIST to measure the yield and optical properties of smoke at two fire scales. The small scale apparatus is used for
Although a fundamental parameter of transmission lines, the characteristic impedance is difficult to measure accurately. We suggest a method by which it may be
Dylan F. Williams, Roger Marks, K. R. Phillips, T. Miers
A prototype standard set in coplanar waveguide suitable for the calibration of wafer probe stations has been developed through a cooperative effort between the
Abstract: A technique for characterizing microwave packages based on active PIN diode standards is discussed. The technique allows packages to be accurately
Heat release rate measurements are sometimes seen by manufacturers and product users as just another piece of data to gather. It is the purpose of this paper to
This paper describes a C++ class library that implements the Standard for the Exchange of Product Model Data (STEP). The STEP Class Library (SCL) is under