Skip to main content
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.

Building materials

News and Updates

Projects and Programs

Sustainable Engineered Materials

Ongoing
To develop and deploy measurement science tools that enable the manufacturing, construction, and transportation industries to reliably assess the performance of

Publications

Software

MicroChar

(Return to Cement Hydration and Degradation Modeling Software) Accurate quantitative data on cement and clinker microstructure images can prove valuable for

CEMHYD3D

(Return to Cement Hydration and Degradation Modeling Software) Version 1.0 of CEMHYD3D included three computer programs (statsimp.c, corrcalc.c, and

Concrete Electrical Conductivity Test

(Return to Cement Hydration and Degradation Modeling Software) The purpose of this form is to compute the results of a bulk electrical conductivity of

Tools and Instruments

Large Aperture Scanner

The Large Aperture Scanner (LAS) scans a radar transceiver over a 5 meter by 20 meter aperture. Image reconstruction techniques enable a three-dimensional

Line Heat-Source Guarded Hot Plate

The 1-meter guarded hot-plate apparatus measures thermal conductivity of building insulation. This facility provides for absolute measurement of thermal