Skip to main content

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.

U.S. flag

An official website of the United States government

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.

Journals

Glass and Dimensional Metrology

Author(s)
Theodore D. Doiron
Ordinary glass, even good optical quality glass, will shrink up to 20 micrometers/meter over the first few years after its manufacture. Gages made of glass are

AC Josephson Voltage Standard: Progress Report

Author(s)
Clark A. Hamilton, Charles J. Burroughs, Samuel Benz, Joseph R. Kinard Jr.
Progress toward a Josephson voltage standard for fast dc measurements and accurate ac waveform systhesis is described. A superconductor-normal-superconductor

Experimental Validation in Software Engineering

Author(s)
M V. Zelkowitz, D Wallace
Although experimentation is an accepted approach toward scientific validation in most scientific disciplines, it only recently has gained acceptance within the
Was this page helpful?