Data provided by National Institute of Standards and Technology
This site, developed in the Physics Laboratory at NIST, addresses three topics: fundamental physical constants, the International System of Units (SI), which is the modern metric system, and expressing the uncertainty of measurement results.
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Updated: 2026-08-20
Metadata Last Updated:
2014-01-01 00:00:00
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| Title | NIST-CODATA Internationally Recommended 2022 Values of the Fundamental Physical Constants - SRD 121 |
|---|---|
| Description | This site, developed in the Physics Laboratory at NIST, addresses three topics: fundamental physical constants, the International System of Units (SI), which is the modern metric system, and expressing the uncertainty of measurement results. |
| Modified | 2014-01-01 00:00:00 |
| Publisher Name | National Institute of Standards and Technology |
| Contact | mailto:[email protected] |
| Keywords | CODATA , Josephson effects , adopted values , constants , conversion factors , data analysis , electrical units , energies , fundamental constants , fundamental physical , fundamental physical constants , fundamentals , least squares adjustments , masses , nuclear , physical constants , quantum electrodynamics |
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