semivida→enhalf-life

Definicions

1. 1.The time required for half the nuclei in a sample of an isotope to undergo radioactive decay.
2. 2.In a chemical reaction, the time required for the concentration of a reactant to fall from a chosen value to half that value.
3. 3.The time it takes for a substance (drug, radioactive nuclide, or other) to lose half of its pharmacological, physiologic, or radiological activity.

Traduccions

• essemivida
• frdemi-vie
• itemivita
• deHalbwertszeit