放射疗法源的湿法制备
本申请涉及一种放射疗法源的湿法制备,以及积累镭放射性核素的方法。该方法包括提供包含钍放射性核素和钍结合提取剂的第一溶液,其中第一溶液不与镭结合;允许第一溶液中的钍放射性核素的一部分衰变为镭原子;以及收集由衰变产生的镭原子。收集的镭原子可以被包含在溶液中,以将镭原子收集到近距离放射疗法源上的方式将该近距离放射疗法源浸入到该溶液中。
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