Last Updated：2025/11/21
Sentence
研究者たちは実験室でその崩壊特性と短い半減期を研究するために、質量数13の放射性窒素同位体を生成した。
Quizzes for review
Researchers produced nitrogen-13 to study its decay properties and short half-life in the laboratory.
See correct answer
Researchers produced nitrogen-13 to study its decay properties and short half-life in the laboratory.
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Related words
nitrogen-13
Noun
uncountable
Japanese Meaning
放射性窒素同位体。7個の陽子と6個の中性子を持ち、半減期は10分未満で、正電子放出断層撮影（PET）に利用される。
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