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Federal
NIST Chemistry WebBook - SRD 69
National Institute of Standards and Technology —
The NIST Chemistry WebBook provides users with easy access to chemical and physical property data for chemical species through the internet. The data provided in the... -
Federal
NIST Atomic Energy Levels and Spectra Bibliographic Database
Department of Commerce —
References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current... -
Federal
NIST Handbook of Basic Atomic Spectroscopic Data - SRD 108
National Institute of Standards and Technology —
This handbook provides a selection of the most important and frequently used atomic spectroscopic data in an easily accessible format. The compilation includes energy... -
Federal
NIST Atomic Energy Levels and Spectra Bibliographic Database
National Institute of Standards and Technology —
References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current... -
Federal
NIST Handbook of Basic Atomic Spectroscopic Data - SRD 108
Department of Commerce —
This handbook provides a selection of the most important and frequently used atomic spectroscopic data in an easily accessible format. The compilation includes energy... -
Federal
NIST Chemistry WebBook - SRD 69
Department of Commerce —
The NIST Chemistry WebBook provides users with easy access to chemical and physical property data for chemical species through the internet. The data provided in the... -
Federal
NIST Ground Levels and Ionization Energies for the Neutral Atoms - SRD 111
Department of Commerce —
Data for ground state electron configurations and ionization energies for the neutral atoms (Z = 1-104) including references. Version 2.0. -
Federal
NIST Ground Levels and Ionization Energies for the Neutral Atoms - SRD 111
National Institute of Standards and Technology —
Data for ground state electron configurations and ionization energies for the neutral atoms (Z = 1-104) including references. Version 2.0.