Last Updated:2025/08/24
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半減期: (原子核物理学) 特定の同位体のサンプル内の原子核の半分が放射性崩壊を起こすのに必要な時間。 / 半減期: (化学) 化学反応で、反応物の濃度が選択した値からその値の半分まで低下するのに必要な時間。 / 半減期: (医学、薬理学、放射線学) 物質 (薬物、放射性核種など) が薬理学的、生理学的、または放射線学的活性の半分を失うのにかかる時間。

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waktu paruh

IPA(Pronunciation)
Noun

半減期

English Meaning
half-life:; (nuclear physics) The time required for half the nuclei in a sample of a specific isotope to undergo radioactive decay. / half-life:; (chemistry) In a chemical reaction, the time required for the concentration of a reactant to fall from a chosen value to half that value. / half-life:; (medicine, pharmacology, radiology) The time it takes for a substance (drug, radioactive nuclide, or other) to lose half of its pharmacological, physiologic, or radiological activity.
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物理学の研究で、科学者たちは放射性元素の半減期を計算して、その安定性を判断しました。

In physical research, scientists calculated the half-life of a radioactive element to determine its stability.

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plural

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