מילוניםהפורוםפרטי הקשר

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half-life ['hɑ:flaɪf]
.ארצות The time required for the activity of a given radioactive species to decrease to half of its initial value due to radioactive decay (JP 3-11)
.מטרול The time span necessary for the atoms of a nuclide to disintegrate by one half
.נוֹטָ, .רְפוּ T 1/2
Half-Life ['hɑ:flaɪf]
.רְפוּ The time it takes a drug to lose half its original concentration or activity after being introduced into the body. Drug half-life is considered when determining drug dosing.