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.

Conferences

A Standards-based Global Ocean Monitoring System

Author(s)
Eugene Song, Kang B. Lee
This paper describes a standards-based global ocean monitoring system developed at the National Institute of Standards and Technology (NIST) with collaborating

The Calculation of Natural Gas Viscosity

Author(s)
Aaron N. Johnson, William Johansen
The calculation of natural gas viscosity has been implemented many different ways including the use of constants. Different methods of calculating natural gas

REFERENCE MATERIALS FOR RHEOMETERS AND THE FLOW TABLE

Author(s)
Chiara F. Ferraris, Zughuo Li, Mona Mohseni, Nicholas Franson
Oil is the most used standard material for the calibration of rheometers. Other products are used to calibrate flow devices, i.e., the flow table is calibrated

Developing an Uncertainty Analysis for Optical Scatterometry

Author(s)
Thomas A. Germer, Heather J. Patrick, Richard M. Silver, Benjamin Bunday
This article describes how an uncertainty analysis may be performed on a scatterometry measurement. A method is outlined for propagating uncertainties through a

Measurement and Standards: The role of NIST

Author(s)
Kent B. Rochford
At NIST, said Dr. Rochford, "we are very broad, but we focus like a laser on measurement science." NIST also helps develop standards and promote technology. He

Overview of MSA Needs for Homeland Security

Author(s)
Charles R. McLean, Sanjay Jain, Yung-Tsun Lee
A number of modeling, simulation and analysis (MSA) efforts have evolved to support homeland security initiatives. Various organizations involved in homeland

Facial Shape Analysis and Sizing System

Author(s)
Afzal A. Godil
The understanding of shape and size of the human head and faces is vital for design of facial wear products, such as respirators, helmets, eyeglasses and for

Fast and Secure CBC Type MAC Algorithms

Author(s)
Mridul Nandi
The CBC-MAC, or cipher block chaining message authentication code, is a well-known method to generate message authentication codes. Unfortunately, it is not

Is spam an issue for opinionated blog post search?

Author(s)
Ian M. Soboroff, Craig Macdonald, Iadh Ounis
In opinion-finding, the retrieval system is tasked with re- trieving not just relevant documents, but those that also express an opinion towards the query
Was this page helpful?