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  • 标题:Radioactivity in soil from Mojkovac, Montenegro, and assessment of radiological and cancer risk
  • 本地全文:下载
  • 作者:Antović Nevenka M. ; Bošković Danilo S. ; Svrkota Nikola R.
  • 期刊名称:Nuclear Technology and Radiation Protection
  • 印刷版ISSN:1451-3994
  • 出版年度:2012
  • 卷号:27
  • 期号:1
  • 页码:57-63
  • DOI:10.2298/NTRP1201057A
  • 出版社:VINČA Institute of Nuclear Sciences
  • 摘要:

    Soil samples from Mojkovac, Montenegro, were analyzed by standard gamma-spectrometry for radioactivity due to 226Ra, 232Th, 40K, and 137Cs. Average activity concentrations have been found to be 28.6, 43.1, 620.8, and 55 Bq/kg, respectively. In order to evaluate the radiation hazard, radium equivalent activity, absorbed dose rate, annual effective dose, external and internal hazard indexes, and the annual gonadal dose equivalent were determined and found to be at an average of 133.79 Bq/kg, 65.18 nGy/h, 79.93 mSv/y, 0.37, 0.45, and 0.46 mSv/y, respectively. With life expectancy taken to be 70 years, a mean lifetime outdoor gamma radiation was calculated as 5.6 mSv, yielding a lifetime cancer risk of 2.8×10-4.

  • 关键词:soil-radioactivity; radiological hazard; cancer risk
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