Alpha particle

Rarity: Rare

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.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

Alpha particles, also called alpha rays or alpha radiation, consist of two protons and two neutrons bound together into a particle identical to the nucleus of a helium-4 atom. They are generally produced in the process of alpha decay but may also be produced in other ways.

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

Image: SM358, Public domain, via Wikimedia Commons.