Raman scattering

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A topic known well beyond its field, found in many languages.

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.

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Notion

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Science and technology

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What Wikipedia says

In chemistry and physics, Raman scattering or the Raman effect () is the inelastic scattering of photons by matter, meaning that there is both an exchange of energy (change of light frequency) and a change in the light's direction (momentum).

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

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