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铱-192辐射源
释义
铱-192辐射源
Encyclopedia
理学
气体辐射化学
释
Ir-192 radiation source
铱-192辐射源
以铱的放射性同位素铱-192〔为β-衰变核素。主要的β射线的最大能量(千电子伏)分别为673(47.9%)、537(41.4%)和256(5.5%)。主要的γ、X射线能量(千电子伏)分别为317(83%)、468(48%)和308(30%)。半衰期为73.827天〕做成的辐射源。
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