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Grotrian diagram

From Wikipedia, the free encyclopedia
A Grotrian diagram of the hydrogen atom. Only transitions between adjacent columns are allowed, as per the selection rule .

A Grotrian diagram, or term diagram, shows the allowed electronic transitions between the energy levels of atoms. They can be used for one-electron and multi-electron atoms. They take into account the specific selection rules related to changes in angular momentum of the electron. The diagrams are named after Walter Grotrian, who introduced them in his 1928 book Graphische Darstellung der Spektren von Atomen und Ionen mit ein, zwei und drei Valenzelektronen[1] ("Graphical representation of the spectra of atoms and ions with one, two and three valence electrons").

See also

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References

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  1. ^ Grotrian, Walter (1928). M. Born; J. Franck (eds.). Graphische Darstellung der Spektren von Atomen und Ionen mit ein, zwei und drei Valenzelektronen: Zweiter Teil. Struktur der Materie in Einzeldarstellungen (in German). Vol. 7. Berlin: Springer-Verlag. ISBN 9783642907418.
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Volumes with Grotrian diagrams of most elements

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Atomic energy-level and Grotrian diagrams by Stanley Bashkin and John O. Stoner, Jr.

Grotrian diagrams

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