Letter | Published:

The Intensities of Lines in Multiplets

Naturevolume 115pages835836 (1925) | Download Citation

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Abstract

THE relative intensities of spectral lines belonging to the same multiplet appear to be determined by quantum conditions. The formulæ here briefly presented have been derived from the theoretical conditions imposed by the correspondence principle, and give results in close accordance with the existing observational data in all known cases.

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  1. Mount Wilson Observatory, Pasadena, California

    • HENRY NORRIS RUSSELL

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https://doi.org/10.1038/115835a0

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