TERMIUM Plus®

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

NUCLEAR PARENT [1 record]

Record 1 - external organization data 2013-10-03

English

Subject field(s)
  • Atomic Physics
  • Nuclear Physics
  • Compartment - Canadian Nuclear Safety Commission
DEF

A radioactive nuclide which precedes a given nuclide in a decay chain.

CONT

... uranium and thorium are the dominant elements in discussions about low-level radioactive wastes. They are the parents of the decay chains of radionuclides ... which include the extremely important and ... dominant offspring, radium and one of its daughter products, radon.

OBS

precursor: [This] term is often restricted to the immediately preceding nuclide.

OBS

precursor: term and definition standardized by ISO in 1997.

French

Domaine(s)
  • Physique atomique
  • Physique nucléaire
  • Tiroir - Commission canadienne de sûreté nucléaire
DEF

Tout nucléide radioactif qui précède un nucléide donné dans une chaîne de désintégration.

OBS

précurseur : [Ce] terme est souvent limité au nucléide immédiatement précédent.

OBS

précurseur : terme et définition normalisés par l'ISO en 1997.

Spanish

Campo(s) temático(s)
  • Física atómica
  • Física nuclear
  • Compartimiento - Comisión Canadiense de Seguridad Nuclear
Key term(s)
  • nucleido padre
  • radionucleido padre
  • isótopo padre
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