Abstract
Investigation of indoor radon long-term variation was conducted basing both on the simulation of the process and results of field measurements of indoor radon concentration obtained using retrospective and contemporary techniques. The coefficient of long-term variation (CLTV) of indoor radon is introduced that relates the annual indoor radon concentration with annual radon concentration of the previous or next year. Actual values of the CLTV were estimated by the results of field measurements in rural regions of Yugoslavia and Russia. Investigation showed that two main factors govern the process—long-term change of the air exchange rate in living space and the relationship between the contributions of convective and diffusive radon entries to the indoor radon concentration. Recognized and tested parameters of long-term indoor variation can be used for reconstruction of the indoor radon history of houses.
Original language | English |
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Pages (from-to) | 726-730 |
Number of pages | 5 |
Journal | Radioactivity in the Environment |
Volume | 7 |
Issue number | C |
DOIs | |
State | Published - 2005 |
ASJC Scopus subject areas
- General Environmental Science
- General Earth and Planetary Sciences