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Plutonium concentration distribution in bed load sediment samples along the Romanian sector of the Danube river and the Black Sea coast

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Abstract

The concentrations of238Pu and239, 240Pu were determined in 12 sediment samples collected from the bed of the Romanian Danube river and Black Sea coast during June–September 1994. After the sample material has been properly prepared and242Pu tracer added, plutonium was separated from americium and curium by anion exchange. After electrodeposition on stainless steel discs the elements were counted with an α-spectrometry system with silicon surface-barrier detectors. The239, 240Pu concentrations range between 150 and 800 mBq kg−1 dry, while the238Pu concentrations rise up to max 150 mBq kg−1 dry. Although the chemical yields are rather low (≤51%) we appreciate the results as valuable since they report for the first time the distribution of the plutonium contamination along the Danube river and the Black Sea coast-Romanian sector.

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Mihai, SA., Shaw, G. & Georgescu, I.I. Plutonium concentration distribution in bed load sediment samples along the Romanian sector of the Danube river and the Black Sea coast. Journal of Radioanalytical and Nuclear Chemistry Letters 212, 461–469 (1996). https://doi.org/10.1007/BF02163291

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  • DOI: https://doi.org/10.1007/BF02163291

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