Last Updated
：2025/11/22
neutron drip line
Noun
Japanese Meaning
既知の同位体の陽子数と中性子数を示す図において、中性子に富む原子核が不安定となり中性子を放出する境界を示す、ギザギザの線（境界線）
（ plural ）
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(physics) The jagged line, on a chart showing the number of protons and neutrons of all known isotopes, beyond which neutron-rich nuclei are unstable and emit neutrons.
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neutron drip line
Researchers mapped the neutron drip line to determine which isotopes can exist before neutrons begin to drip away.
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Researchers mapped the neutron drip line to determine which isotopes can exist before neutrons begin to drip away.
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