TERMIUM Plus®

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POSITRONIUM [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2020-01-29

English

Subject field(s)
  • Atomic Physics
  • Relativity (Physics)
Universal entry(ies)
Ps
correct, symbol
DEF

[State] consisting of an electron and its anti-particle, a positron, bound together into an exotic atom, specifically an onium.

CONT

It has been known for many years that an electron and its antiparticle, the positron, may together form a metastable hydrogen-like atom, known as positronium or Ps.

French

Domaine(s)
  • Physique atomique
  • Relativité (Physique)
Entrée(s) universelle(s)
Ps
correct, symbol
DEF

[État] lié d'un électron et de son antiparticule, le positron.

CONT

Le positronium est instable et il se désintègre en moins de 200 nanosecondes pour donner en général deux photons gamma [...]

Spanish

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