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.
Germer, T.
(2001),
SCATMECH: Polarized Light Scattering C++ Class Library, Version 2.00, software and documentation, http://physics.nist.gov/scatmech, [online], http://physics.nist.gov/scatmech
(Accessed June 6, 2023)