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Properties of Atoms. Spectra.

Problem 6.101

The wavelengths of the yellow doublet components of the resonance Na line caused by the transition 3P→3S3 P \rightarrow 3 S are equal to 589.00 and 589.56nm.589.56 \mathrm{nm} . Find the splitting of the 3P3 P term in eV units.

Reveal Answer
ΔE≐2πℏcΔλ/λ2=2.0meV\Delta E \doteq 2 \pi \hbar c \Delta \lambda / \lambda^{2}=2.0 \mathrm{meV}
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