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BARN [2 records]

Record 1 - external organization data 2021-03-18

English

Subject field(s)
  • Compartment – Nomenclature 4.0
  • Museums and Heritage (General)
OBS

barn: an item in the "Structures" class of the "Built Environment Objects" category.

French

Domaine(s)
  • Tiroir – Nomenclature 4.0
  • Muséologie et patrimoine (Généralités)
OBS

grange : objet de la classe «Constructions» de la catégorie «Éléments du bâtiment».

Spanish

Save record 1

Record 2 2011-07-26

English

Subject field(s)
  • Metrology and Units of Measure
  • Atomic Physics
DEF

A unit of area used in expressing nuclear cross sections. [Definition standardized by ISO.]

CONT

Barn [is] a unit of area used to show the degree of probability that a nuclear reaction will occur: 1 barn = a magnitude of 1024 sq cm per nucleus.

OBS

barn: term standardized by ISO.

French

Domaine(s)
  • Unités de mesure et métrologie
  • Physique atomique
DEF

Unité d'aire utilisée pour exprimer les sections droites nucléaires; 1 barn = 10-28m².

CONT

Le barn (symbole b) est une unité spéciale employée en physique nucléaire pour exprimer les sections efficaces.

OBS

barn : terme normalisé par l'ISO.

Spanish

Save record 2

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