TERMIUM Plus®

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

PERCENTAGE DEPTH DOSE [1 record]

Record 1 2015-04-28

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Radiation Protection
DEF

The ratio, expressed as a percentage, of the absorbed dose at any given depth within a body to the absorbed dose at some reference point of the body along the central ray.

OBS

For X- or gamma-radiation, the location of the reference point depends on the energy of the incident radiation. It is at the surface for low energies or at the position of peak absorbed dose for high energies.

OBS

percentage depth dose: term and definition standardized by ISO.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Radioprotection
DEF

Rapport, exprimé en pourcentage, de la dose absorbée à une profondeur donnée à l'intérieur du corps, à la dose absorbée en un point de référence situé sur l'axe du rayonnement.

OBS

Pour des rayonnements X ou gamma, l'emplacement du point de référence dépend de l'énergie du rayonnement incident; il est situé à la surface pour les basses énergies et à l'endroit du maximum de la dose absorbée pour les hautes énergies.

OBS

rendement en profondeur : terme et définition normalisés par l'ISO.

Spanish

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