论文标题

在退役阶段,加里格丽亚诺核电站(意大利)的环境样品的actinides测量

Actinides measurements on environmental samples of the Garigliano Nuclear Power Plant (Italy) during the decommissioning phase

论文作者

Petraglia, Antonio, Sirignano, Carmina, Buompane, Raffaele, D'Onofrio, Antonio, Sabbarese, Carlo, Esposito, Alfonso Maria, Terrasi, Filippo

论文摘要

进行了一项环境调查,以便对Garigliano NNP的退役操作的放射学影响进行充分和更新的评估。测量了一些铀(235U,236U,238U)和p p(239PU,240PU)和一些γ-发射极分核素(60CO,137C和40K),以量化可能的污染并确定原点。用AMS技术测量肌动剂同位素,该技术能够检测迹线中的元素并达到无法用其他方法获得的灵敏度。结果表明,人为成分基本上是由于大气后果,并且无法向NPP充电。数据在地理参考图中表示,以突出显示每个测得的放射性核素的分布区域和某些特定方面。

An environmental survey was carried out in order to provide an adequate and updated assessment of the radiological impact that the decommissioning operations of the Garigliano NNP may have procured to the environment of the surrounding area. Some isotopes of uranium (235U, 236U, 238U) and plutonium (239Pu, 240Pu) and some γ-emitter radionuclides (60Co, 137Cs and 40K,) were measured to quantify the possible contamination and identify the origin source. Actinides isotopes were measured with the AMS technique that is able to detect elements in traces and reach sensitivity that cannot be obtained with other methods. The results show that the anthropogenic component is essentially due to the atmospheric fallout and no contamination can be charged to the NPP. Data are represented in geo-referenced maps to highlight the distribution area and some particular aspects of each measured radionuclide.

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