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Investigation of vertical migration of alpha-emitting nuclides in soils for southern regions of the republic of Belarus
Authors:I. V. Zhuk   E. M. Lomonosova   O. I. Yaroshevich   M. K. Kievetz   S. F. Boulyga   I. A. Tzekhanovich  Yu. I. Bondar
Affiliation:

* Institute of Power Engineering Problems, Academy of Sciences, Minsk, Belarus

Radiation Physics and Chemical Problems Institute, Academy of Sciences, Minsk, Belarus

Institute of Radiobiology, Academy of Sciences, Minsk, Belarus

Abstract:An investigation of vertical distribution of alpha-emitting nuclides for various types of soils using solid state nuclear track detectors (SSNTD) has been carried out. As SSNTD the DNC-film was used. Experimental system for measurement of total alpha activity in the samples of soils, including devices and equipment for selection of probes, exposition, chemical etching of detectors, automated accounting of tracks has been developed. The method of determination of specific activity of alpha emitting nuclides has been created. A comparison results of measurements with the method pointed out and radiochemical method as well as x-y-spectrometry method has been carried out.
Keywords:Chernobyl catastrophe   alpha-emitting nuclides   types of soils   DNC-film   automated spark counter
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