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protonium
EntityQ936991· pop 17· linked from 187 articles

Also known as Pn, antiprotonic hydrogen, proton-antiproton atom

thumb|An illustration of the protonium atom.

Wikidata facts

Instance of
onium
Subclass of
exotic atom
Has part
antiproton
Show 2 more facts
chemical formula
Pn
element symbol
Pn
Sources (1)

via Wikidata · CC0

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Encyclopedic overview

5 sections
Contents
  • Production
  • Studies
  • See also
  • References
  • Further reading

thumb|An illustration of the protonium atom.

Protonium, also known as antiprotonic hydrogen, is a type of exotic atom in which a proton (symbol: p) and an antiproton (symbol: ) are bound to each other.

Excerpted from Wikipedia’s “protonium” article, available under the CC BY-SA 4.0 licence.

Gallery (2)