Physical Reference Data compiles physical data and biblographic sources: Physical constants, atomic spectroscopy data, molecular spectroscopic data, X-Ray and Gamma-Ray data, nuclear physics data etc.
re3data.org: NIST Physical reference data;
editing status 2024-12-17;
re3data.org - Registry of Research Data Repositories. http://doi.org/10.17616/R31W5Z
last accessed: 2025-04-26