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 various methods that comprise the field of molecular modeling are reviewed in the context of their potential for application to the molecular level design...
William M. Pitts, Jiann C. Yang, Marcia L. Huber, L G. Blevins
The use of halons for fire fighting is being phased out due to their deleterious effects on stratospheric ozone. This report summarizes the first-year findings...
The light attenuation characteristics of the smoke produced by fire are commonly measured in both fire experiments and standard fire tests. The results of these...
Heat flux measurement is not simple; care is required in selecting a suitable sensor for a given application. Surface substrate properties and the convective...
David G. Holmberg, C A. Womeldorf, William L. Grosshandler
The National Institute of Standards nad Technology has developed a convective heat flux facility to allow calibration of heat flux sensors. The facility...
The distributed measurement and control (DMC) industry is migrating away from proprietary hardware and software platforms in favor of open and standardized...
In 1978, the Department of Energy (DOE) published a Final Rule containing test procedures for measuring the efficiency and energy consumption of conventional...
Dale P. Bentz, Edward J. Garboczi, Kenneth A. Snyder
This user's manual provides documentation and computer program listings for the three-dimensional hard core/soft shell microstructure model developed at the...
The Natioinal Institute of Standards and Technology's Building and Fire Research Laboratory (NIST/BFRL), one of NIST's measurements and standards laboratories...
This report documents the development and integration of software and hardware components used for the partial automation of the mass calibration process. The...
Technical activities of the Polymers Division, 854, for the 1998 fiscal year are described. Thereport is organized by programs: Electronic Packaging...
An authentication framework is described that provides a secure means for clients to access remote computing resources via the Web. Clients authenticate...
The mission of the Ceramics Division can be stated as follows:Work with industry, standards bodies, academia, and other government agencies in providing the...
The limits to the error due to truncation of the numeric integration of the onesided Laplace transform of a relaxation function in the time domain into its...
The activities of the NIST Metallurgy Division during FY 1998 are described. The Division's activities are organized into four major programs and two smaller...
A V. Clark, David T. Gallagher, C S. Hehman, P A. Fuchs, M G. Lozev
Pin and hanger connections are used in bridges to suspend an interior span from the outer spans. The connections can sometimes lock up due to corrosion. If...
A trilateral intercomparison of photometric units between NIST (USA), NPL (UK), and PTB (Germany) has been conducted to update the knowledge of the relationship...
This report summarizes research projects measurement method developments, calibration and testing services, and data evaluation activities that were carried out...
The Materials Reliability Division develops measurement technologies which enable the producers and users of materials to improve the quality and reliability of...
The Electronics and Electrical Engineering Laboratory (EEEL) within the National Institute of Standards and Technology (NIST) strengthens the U.S. economy by...
This past August 4-6 the first Federal Technical Standards Workshop was held in Washington, DC. The theme was Standards Management A World of Change and...
On September 23, 1998, the National Institute of Standards and Technology (NIST) and the American National Standards Institute (ANSI) co-hosted a summit...
An analysis is given of the consistency of calculated and measured electron inelastic mean free paths (IMFPs) near solid surfaces for electron energies between...
John V. Messina, James A. St Pierre, Michael R. McCaleb
The lack of a traceable set of terminologies to describe electronic components has long been identified by the electronic industry as a significant problem. As...
This report summarizes the research and services provided by the Chemical Science and Technology Laboratory of the National Institute of Standards and...
John M. Ladbury, Galen H. Koepke, Dennis G. Camell
We performed extensive tests on three mode-stirred (reverberation) chambers operated by the High Intensity Radiation Laboratory located at the National...
Craig I. Schlenoff, Robert W. Ivester, Donald E. Libes, Peter O. Denno, Simon Szykman
The objective of the work described in this paper is to move closer to the ultimate goal of seamless system integration using the principle behind ontological...