English-Swedish translations for half-life

• halveringstid en
  Än i dag finns det kontamination i livsmedel som produceras i de regioner i Ukraina som exponerades för radioaktivt cesium-137 - en isotop som har en halveringstid på 30 år.Even today, contamination is to be found in food produced in the regions of Ukraine which were exposed to radioactive caesium 137 - an isotope which has a half-life of 30 years.
  Det är inte enbart anläggningar som exploderar eller smälter ned som hotar livet i ett stort område, utan det finns också farliga radioaktiva restprodukter med en ofattbart lång halveringstid.Not only does the explosion or meltdown of installations threaten the life of a wide environment, there are also dangerous radio-active residual products with an incredibly long half-life.

Definition of half-life

• The time required for half of the nuclei in a sample of a specific isotope to undergo radioactive decay
• The time it takes for a substance to lose half of its pharmacological, physiologic, or radiological activity

Related words

• half-line
• half-light
• radioactive half-life