Abstract
When monitoring radioactive aerosol in the atmosphere, choosing a filter membrane with better surface collection characteristics and filtering efficiency will facilitate the improvement of the monitoring efficiency. In this paper, a developed calibration system for radioactive aerosol monitor was improved. A measurement device for filtering efficiency of filter membrane is added to the sampling and measurement unit. The device is tested using several commonly used filter membranes, and the measurements were compared with a general method. The results showed that the measurement proposed in this paper can quickly and accurately measure the filtering efficiency of various filter membranes. The deviation from general method is less than 2%.
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Acknowledgements
This work was supported by the Natural Science Foundation of Chinese Program (No. 41804114) and Shenyang Science and Technology Bureau (No. 20-206-4-03). The authors would like to express thanks to the East China University of Technology for its support of this work.
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We declare that we have no financial and personal relationships with other people or organizations that can inappropriately influence our work, there is no professional or other personal interest of any nature or kind in any product, service and/or company that could be construed as influencing the position presented in, or the review of, the manuscript entitled, “Measurement of filtering efficiency for artificial radioactivity aerosol filter membrane”.
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Guoxiu, Q., Chen, X., Xu, Y. et al. Measurement of filtering efficiency of artificial radioactive aerosol filter membrane. J Radioanal Nucl Chem 331, 3545–3550 (2022). https://doi.org/10.1007/s10967-022-08344-8
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DOI: https://doi.org/10.1007/s10967-022-08344-8