TERMIUM Plus®

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

MICROSCOPIC CROSS SECTION [1 record]

Record 1 2015-04-28

English

Subject field(s)
  • Atomic Physics
  • Nuclear Power Stations
DEF

The cross section per target nucleus, atom, or molecule.

OBS

It has the dimension of area and may be visualized as the area normal to the direction of an incident particle which has to be attributed to the target particle to account geometrically for its interaction with the incident particle. It is commonly expressed in barns.

OBS

microscopic cross section: term and definition standardized by ISO.

French

Domaine(s)
  • Physique atomique
  • Centrales nucléaires
DEF

Section efficace par noyau, atome ou molécule cibles.

OBS

Elle a la dimension d'une aire et elle peut, d'une manière imagée, être représentée par l'aire normale à la direction d'une particule incidente qui doit être attribuée à la particule cible pour rendre compte géométriquement de son interaction avec la particule incidente. Elle est communément exprimée en barns.

OBS

section efficace microscopique : terme et définition normalisés par l'ISO.

Spanish

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