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.
CODATA Recommended Values of the Fundamental Physical Constants: 2002
Published
Author(s)
Peter J. Mohr, Barry N. Taylor
Citation
Reviews of Modern Physics
Volume
77
Issue
No 1
Pub Type
Journals
Keywords
CODATA, fundamental constants, least squares adjustment, recommended values
Citation
Mohr, P.
and Taylor, B.
(2005),
CODATA Recommended Values of the Fundamental Physical Constants: 2002, Reviews of Modern Physics
(Accessed October 2, 2025)