Energy Levels of Neutral Strontium by NIST (source code)

= Energy Levels of Neutral Strontium by NIST
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https://physics.nist.gov/PhysRefData/Handbook/Tables/strontiumtable5.htm

Tabulated <strontium> <electron configurations>, <atomic terms>, total <angular momentum> and <energy levels> in $\mathrm{cm^{-1}}$. Multiplication by $100$ converts to $\mathrm{m^{-1}}$. The entries for $5s5p$ and $5s6s$ independently test assignments inferred from rounded optical <wavelengths>.