Lamb shift

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In physics, the Lamb shift, named after Willis Lamb, is an anomalous difference in energy between two electron orbitals in a hydrogen atom. The difference was not predicted by theory and it cannot be derived from the Dirac equation, which predicts identical energies.

Excerpt from the Wikipedia article “Lamb shift”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Tobix10, Public domain, via Wikimedia Commons.