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 NIST REFPROP database provides the most accurate thermophysical property models for a variety of industrially important fluids and fluid mixtures, including
Researchers in the Applied Chemicals and Materials Division play a leading role in the development of international standards for the properties of water. This
Our goal is to develop and demonstrate a MEMS-based methodology for evaluating time-dependent mechanical properties of materials that undergo exposure to
Accurate characterization of photonic equipment is important for optical communications, medical devices, semiconductor lithography, manufacturing and materials
This project develops measurements, modeling, and science relevant to the effect of hydrogen on materials. Mechanical measurements focus on the fatigue and
Our goal is to provide standard test methods and critical data to the pipeline industry to improve safety and reliability. Of particular interest is the testing
Our goal is to develop new methods to rapidly screen bulk carbon nanotubes for chemical purity and homogeneity. The different synthesis routes used to produce
Local material-property information is essential to evaluate emerging micro- and nanoscale materials, which many manufacturers would like to leverage for their
CERTIFIED LOW- AND HIGH-ENERGY CHARPY SPECIMENS AVAILABLE FOR TESTING AT 21 °C (70 °F) SRM 2092 AND 2096 (LOW-ENERGY AND HIGH-ENERGY, -40 °C) HAVE BEEN
This project, now concluded, developed methods to evaluate the reliability of thin films and interconnects in their as-manufactured states. Such tests are