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.
This new NIST fingerprint database offers the user complete paired fingerprint cards that include all ten rolled fingerprints and the plain/flat impressions at
Winnie K. Wong-Ng, T Siegrist, G DeTitta, L Finger, H Evans, E Gabe, G Enright, J T. Armstrong, M Levenson, Lawrence P. Cook, C R. Hubbard
Through extensive international collaborations, a standard reference material, SRM 1990 (a set of 3500 units of Cr-doped Al2O3, or ruby sphere) for single
This new NIST fingerprint database offers the user complete paired fingerprint cards that include all ten rolled fingerprints and the plain impressions at the
The discretely diffracting aperiodic crystals termed quasicrystals, discovery at NBS in the early 1980s, have led to much interdisciplinary activity involving
Winnie K. Wong-Ng, H F. McMurdie, C R. Hubbard, Alan D. Mighell
The Research Associateship Program of the Joint Committee on Powder Diffraction -International Centre for Diffraction Data (JCPDS-ICDD, now known as the ICDD)
Kevin B. McGrattan, Glenn P. Forney, J E. Floyd, Simo A. Hostikka
Fire Dynamics Simulator (FDS) is a computational fluid dynamics (CFD) modelof fire-driven fluid flow. The software described in this document solves numerically
The Council for Optical Radiation Measurements (CORM) issues periodic reports which, in part, bear upon the mission and responsibility of the Optical Technology
ALARM, Alternative Life Safety Analysis for Retrofit Cost Minimization, is a software tool that helps prison facility managers and fire safety engineers achieve
On May 16, 2001, the National Institute of Standards and Technology lost a most illustrious career scientist in x-ray research. This volume is dedicated to
Seven concrete beams reinforced internally with steel and externally with carbon fiber-reinforced polymers (FRP) applied after the concrete had cracked were
This paper describes the scope and configuration of the simulation model that is under development for a manufacturing supply chain. An information model that
For more than one hundred years, the continuous theme underlying the NBS / NIST staff contribution to the crystallography of building materials has been the
The strength of an interlocking fiber-reinforced polymer (FRP) connection was measured in bending, and in-plane and out-of-plane shear. This connection allows
Kevin B. McGrattan, Howard R. Baum, Ronald G. Rehm, Anthony P. Hamins, Glenn P. Forney, J E. Floyd, Simo A. Hostikka
Fire Dynamics Simulator (FDS) is a computational fluid dynamics (CFD) modelof fire-driven fluid flow. The equations described in this document are a form of the
The Standard Platinum Resistance Thermometer (SPRT) is defined by the International Temperature Scale of 1990 (ITS-90) as the interpolating instrument for
This ITL Bulletin describes two projects in the computer forensics arena and provides guidance on the use of the products developed from them. The first project
Loss of resolution due to image blurring is a major concern in electron microscopy. The point spread function describing that blur is generally unknown. This
The coefficient of thermal expansion (CTE) continues to be a critical parameter in modeling for the microelectronics industry. Over the past several years, NIST
Richard W. Bukowski, Richard D. Peacock, Paul A. Reneke, Jason D. Averill, S. H. Markos
The fire safety of U.S. passenger rail trains currently is addressed through small-scale flammability and smoke emission tests and performance criteria
[Prepared by TASC, Inc. for NIST] This report examines the evolution and economic significance of NISTs Data Encryption Standard (DES) Program. DES was
Steven T. Bushby, Natascha S. Milesi-Ferretti, Cheol D. Park, Michael A. Galler
vances in building automation technology have taken place for a variety of building services including heating, ventilating, and air conditioning (HVAC) control
Herbert T. Bandy, M A. Donmez, David E. Gilsinn, Michael Kennedy, Kenneth W. Yee, Alice V. Ling, Neil D. Wilkin
This report describes principles and methodology for compensating geometric errors of machined parts due to machining processes. The error tendencies are
Albert C. Parr, J B. West, M R. King, K Ueda, P M. Dehmer, J L. Dehmer
The vibrational branching ratios and asymmetry parameters for CO2 have been determined in the wavelength region of 650 to near ionization onset at about 840
An algorithm for computing diffractions effects on total power in the case of Fraunhofer diffraction by a circular lens or aperture is derived. The result for
he purpose of this paper is to evaluate the feasibility of imposing conformance criteria on enterprise-reference architectures. Determining whether a software