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.
The design of any feedback control system with even modest complexity requires simulation capability. The controlled plant and feedback law are simulated in
This manual is intended to provide a guide to the prospective maintainer/modifier of the HCSE software. The reader is assumed to be familiar with operation of
A study was conducted on climatological data for eleven cities located throughout the United States. Findings from this environmental study were used to develop