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.
PURPOSE A tool for updating ThermoML files to the latest version of the ThermoML standard. Use The application is straightforward to use. It provides a self
Prediction is based on a one-dimensional finite difference solution of Fick's second law of diffusion, with a variable external chloride concentration and a two
The Nanolithography Toolbox is a platform-independent software package for scripted lithography pattern layout generation. The Center for Nanoscale Science and
Calculation of Diffraction Elastic Constants
What is ISODEC?
ISODEC is a program for the calculation of diffraction elastic constants (DEC). DEC are used
EVAP-COND is a software package that contains NIST's simulation models for a finned-tube evaporator and condenser. The "tube-by-tube" modeling scheme allows for
Factory Design and Improvement (FDI) Activity Model is a reference activity model. It is a model of the activities and systems involved in setting up new
CALCULATION OF ANNUAL FUEL UTILIZATION EFFICIENCY OF RESIDENTIAL CENTRAL FURNACES AND BOILERS The AFUEBF program available at this website can be used to
This page provides information on firmware/software used at NIST to phase-lock a frequency comb. The firmware/software operates with hardware that was developed
NIST is pleased to announce that it has developed a capability to translate input and output from the major forensic dental systems (each of which uses
(Return to Cement Hydration and Degradation Modeling Software)
Accurate quantitative data on cement and clinker microstructure images can prove valuable for
Biometric Evaluation Framework is a set of C++ classes, error codes, and design patterns used to create a common environment to provide logging, data management
The Logistic Function Profile Fitting program, LFPF, is based on a Fortran program written for DOS and originally issued under the name LOGIT. This program was
NOVIS provides an interactive visual interface to the terminology used in a variety of standards related to sustainable manufacturing. The area of sustainable
The NIST RPKI Monitor is a test and measurement tool designed to monitor the dynamics of the global Resource Public Key Infrastructure (RPKI) and the impact of
LoopDA is a natural ventilation design tool developed by the National Institute of Standards and Technology. Version 3.0 is an update to the original version 1
BRITE - BGPSEC / RPKI Interoperability Test & Evaluation [Go directly to the running system: https://brite.antd.nist.gov/] BRITE is a web-based test and
We have observed a problem with OpenSceneGraph (OSG) in which parallel, multi-threaded, applications do not scale properly to multiple graphics cards. The
This is a on-line test and measurement tool that provides continuous test and measurement of the completeness, quality and extent of IPv6 deployment in the
Current Release: NBIS : Release 5.0.0 About The NIST Biometric Image Software (NBIS) distribution is developed by the National Institute of Standards and
The web-based AutoDimer software was developed to rapidly screen previously selected PCR primers for primer-dimer and hairpin interactions in short DNA
Reflpak provides support for data reduction and simple fitting of ncnr data. Reduction is driven by reflred, which allows you to view raw X-Ray, NG-1 and NG-7