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CURIUM [1 record]

Record 1 - external organization data 2001-11-13

English

Subject field(s)
  • Chemistry
  • Geochemistry
  • Compartment - Canadian Nuclear Safety Commission
DEF

A silvery metallic element, atomic number, 96, discovered in 1944 by Seaborg, James, and Ghiorso [who] synthesized curium 242 by helium-ion bombardment of plutonium 239.

OBS

Named for Pierre and Marie Curie. The only known value is 3; symbol, Cm; specific gravity, about 7.

French

Domaine(s)
  • Chimie
  • Géochimie
  • Tiroir - Commission canadienne de sûreté nucléaire
DEF

Élément métallique faisant partie du groupe des actinides [...] découvert en 1944 par le bombardement du plutonium 239 par des ions d'hélium. Numéro atomique 96.

CONT

Transuraniens. Éléments chimiques plus lourds que l'uranium : neptunium, plutonium, américium et curium. Dans un réacteur, ils dérivent de l'uranium lors de réactions secondaires, autres que la fission.

Spanish

Campo(s) temático(s)
  • Química
  • Geoquímica
  • Compartimiento - Comisión Canadiense de Seguridad Nuclear
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