二氧化镎 Neptunium(IV) oxide
（重定向自Neptunium oxide）
![](/Images/godic/202501/29/CaF2_polyhedra2242.png")
二氧化镎，或氧化镎(IV)，是一种有放射性的、橄榄绿色的、立方晶系的晶体，化学式为NpO2，是镎最稳定的氧化物。镎是钚裂变的一种常见产物，可以同时放射出α和γ粒子。在反应堆中，二氧化镎是镎的常见氧化物之一。
Neptunium oxide
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Neptunium(IV) oxide 二氧化镎
（重定向自Neptunium oxide）
Neptunium(IV) oxide, or neptunium dioxide, is a radioactive, olive green cubic crystalline solid with the formula NpO2. It is a common product of plutonium fission, and emits both α- and γ-particles.
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- coefficient of absorption
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