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.

NIST Pubs

The Process of Human Behavior in Fires

Author(s)
Erica D. Kuligowski
Evacuation models, including engineering hand calculations and computational tools, are used to evaluate the level of safety provided by buildings during

Report of Findings: Use of Language in Ballot Instructions

Author(s)
Janice G. Redish, Dana Chisnell, Ethan Newby, Sharon J. Laskowski, Svetlana Z. Lowry
In this study, we compared two ballots that differed only in wording and presentation of the language on the ballots. For Ballot A, we used conventional wording

OntoSTEP: OWL-DL Ontology for STEP

Author(s)
Sylvere Krima, Raphael Barbau, Xenia Fiorentini, Sudarsan Rachuri, Ram D. Sriram
The Standard for the Exchange of Product model data (STEP) [1] contains product information mainly related to geometry. The modeling language used to develop

Calibration of Speed Enforcement Down-the-Road Radars

Author(s)
John R. Jendzurski, Nicholas G. Paulter Jr.
We examine the measurement uncertainty associated with different methods of calibrating the ubiquitous down-the-road (DTR) radar used in speed enforcement

Software Assurance Using Structured Assurance Case Models

Author(s)
Thomas R. Rhodes, Frederick E. Boland Jr., Elizabeth N. Fong, Michael J. Kass
Software assurance is an important part of the software development process to reduce risks and ensure that the software is dependable and trustworthy. Software

Directions in Security Metrics Research

Author(s)
Wayne Jansen
More than 100 years ago, Lord Kelvin insightfully observed that measurement is vital to deep knowledge and understanding in physical science. During the last

Super-Resolution Enhancement of Flash LADAR Range Data

Author(s)
Gavin Rosenbush, Tsai H. Hong, Roger D. Eastman
Flash LADAR systems are becoming increasingly popular for robotics applications. However, they generally provide a low-resolution range image because of the

The System Development Life Cycle (SDLC)

Author(s)
Shirley M. Radack
This bulletin summarizes the information that was disseminated by the National Institute of Standards and Technology (NIST) in Special Publication (SP) 800-64

Economic Analysis of Egress and Life Safety Costs

Author(s)
Robert E. Chapman, Allison L. Huang, David T. Butry
In 2007, the latest year for which construction data are available, the value of construction put in place was $1.1 trillion. Statistics on the total cost of

New International Formulation for the Viscosity of H2O

Author(s)
Marcia L. Huber, Richard A. Perkins, Arno R. Laesecke, Daniel G. Friend, Jan V. Sengers, Marc J. Assael, Ifigenia N. Metaxa, Eckhard Vogel, Radim Mares, Kiyoshi Miyagawa
The International Association for the Properties of Water and Steam (IAPWS) encouraged an extensive research effort to update the IAPS Formulation 1985 for the

Markov Chain Analysis for Large-Scale Grid Systems

Author(s)
Christopher E. Dabrowski, Fern Y. Hunt
In large-scale grid systems with decentralized control, the interactions of many service providers and consumers will likely lead to emergent global system

Fire-Front Propagation Using the Level Set Method

Author(s)
Ronald G. Rehm, Randall J. McDermott
Propagation of an outdoor fire front in wildland or in a combination of wildland and structural fuels (the so-called wildland-urban interface or WUI fire), can
Was this page helpful?