TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

SYMETRIE PARITE [2 records]

Record 1 2015-05-25

English

Subject field(s)
  • Atomic Physics
CONT

The invariance of physical laws under a transformation that changes the sign of the space coordinates. ... It is known that the parity symmetry is violated in some weak interactions, while it is well preserved in all other three interactions (gravitational, electromagnetic, strong).

French

Domaine(s)
  • Physique atomique
CONT

La symétrie de parité est ainsi l'une des propriétés de base de l'électromagnétisme. Elle s'applique aussi à deux autres interactions fondamentales, la gravitation et l'interaction forte (qui assure la cohésion des noyaux atomiques).

Spanish

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Record 2 2015-05-25

English

Subject field(s)
  • Atomic Physics
CONT

The laws of physics should be the same if a particle is interchanged with its antiparticle (charge conjugation), or swapped for its mirror image (parity symmetry). It is known that charge-parity (CP) symmetry holds for interactions involving electromagnetism, gravitation, and strong interactions, but CP violation is known to occur during weak interactions involved in radio decay.

French

Domaine(s)
  • Physique atomique
CONT

La préservation de la symétrie CP est une façon technique de dire que les antiparticules interagissent exactement de la même manière que leurs équivalents chez les particules, mais comme si elles se réfléchissaient dans un miroir.

Spanish

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