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.
https://www.nist.gov/form/page-feedback
Resonance interference and absolute cross sections in near-threshold electron-impact excitation of the 3s<sup>2</sup> <sup>1</sup>S - 3s<sup>3</sup>p <sup>3</sup>P and 3s<sup>2</sup> <sup>1</sup>S-3s3p <sup>1</sup>P transitions in Ar<sup>6+</sup>: Page feedback