<p><b>三硫化二鈾</b>是一種無機化合物，為鈾的硫化物之一，化學式為U<sub>2</sub>S<sub>3</sub>。它可由化學計量比的硫粉和鈾粉在900~1000 °C反應製得。它是正交晶系晶體，空間群<i>Pnma</i>，晶胞參數a=1.065 nm, b=0.389 nm, c=1.041 nm，Z=4。</p><p>U<sub>2</sub>S<sub>3</sub>也是一種晶胞類型，多種化合物具有這一結構。</p>
<h2><span id=".E5.8F.82.E8.80.83.E6.96.87.E7.8C.AE"></span><span id="参考文献">參考文獻</span></h2>

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**三硫化二鈾**是一種無機化合物，為鈾的硫化物之一，化學式為 U2S3。它可由化學計量比的硫粉和鈾粉在 900~1000 °C 反應製得。它是正交晶系晶體，空間群 _Pnma_，晶胞參數 a=1.065 nm, b=0.389 nm, c=1.041 nm，Z=4。

U2S3 也是一種晶胞類型，多種化合物具有這一結構。

## 參考文獻
12138-13-5