Abstract
In the sediment samples collected from 3 different dam reservoirs and 10 different stations on Çoruh River, U-238, Th-232, K-40 and Cs-137 activity concentration levels were measured using high-resolution gamma-ray spectrometry. The mean concentrations of U-238, Th-232, K-40 and Cs-137 were found to be 15.8, 13.9, 551.5 and 18.1 Bq/kg in Deriner Dam Lake, 3.7, 12.5, 473.8 and 6.8 Bq/kg in Borçka Dam Lake, 14.4, 30.0, 491.7 and 18.2 Bq/kg in Muratlı Dam Lake, respectively. Estimation calculations were made for the non-sampling zones by using Kriging method. Furthermore, results were compared with the similar studies done in different countries.
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Acknowledgments
The authors would like to thank to Cekmece Nuclear Researches and Training Centre (CNEAM) for its contributions. This work was supported by Artvin Çoruh University Project number: 2011.F17.02.17.
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Kobya, Y., Taşkın, H., Yeşilkanat, C.M. et al. Natural and artificial radioactivity assessment of dam lakes sediments in Çoruh River, Turkey. J Radioanal Nucl Chem 303, 287–295 (2015). https://doi.org/10.1007/s10967-014-3420-7
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DOI: https://doi.org/10.1007/s10967-014-3420-7