NIST Energy Levels of Hydrogen and Deuterium - SRD 142

This database provides theoretical values of energy levels of hydrogen and deuterium for principle quantum numbers n = 1 to 200 and all allowed orbital angular momenta l and total angular momenta j. T

NIST Chemistry WebBook10

NIST Thermophysical Properties of Hydrocarbon Mixtures Database- SRD 4

SUPERTRAPP is an interactive computer program for predicting thermodynamic and transport properties of pure fluids and fluid mixtures containing up to 20 components. The components are selected from a

NIST Chemistry WebBook50

NIST X-Ray Transition Energies Database - SRD 128

This X-ray transition table provides the energies and wavelengths for the K and L transitions connecting energy levels having principal quantum numbers n = 1, 2, 3, and 4. The elements covered include

NIST Chemistry WebBook10

NIST Energy Levels of Hydrogen and Deuterium dATABASE- SRD 142