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Exploring Activity Concentration Measurements of Environmental Samples Containing Heavy Metals and their Remediation


Affiliations
1 Environmental Assessment Division, Indira Gandhi Centre for Atomic Research, Kalpakkam 603 102, India

In the present article, a methodology has been discussed to evaluate the influence of activity concentration of soil samples containing heavy metals in the environment. The approach leverages a simulated germanium detector and a cylindrical geometry sample configuration to analyse soil samples with varying densities. The results showed a positive correlation between the soil densities and activity concentration, with an average correlation coefficient of 0.99 indicating that variations in density affect the activity concentration measurements. To mitigate this error, a demonstration of the self-absorption correction as a function of density, being an essential part of the present study has been included.

Keywords

Activity concentration, density, detector, natural radioactivity, self-absorption.
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  • Exploring Activity Concentration Measurements of Environmental Samples Containing Heavy Metals and their Remediation

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Authors

M. Margret
Environmental Assessment Division, Indira Gandhi Centre for Atomic Research, Kalpakkam 603 102, India
S. Chandrasekaran
Environmental Assessment Division, Indira Gandhi Centre for Atomic Research, Kalpakkam 603 102, India
C. V. Srinivas
Environmental Assessment Division, Indira Gandhi Centre for Atomic Research, Kalpakkam 603 102, India

Abstract


In the present article, a methodology has been discussed to evaluate the influence of activity concentration of soil samples containing heavy metals in the environment. The approach leverages a simulated germanium detector and a cylindrical geometry sample configuration to analyse soil samples with varying densities. The results showed a positive correlation between the soil densities and activity concentration, with an average correlation coefficient of 0.99 indicating that variations in density affect the activity concentration measurements. To mitigate this error, a demonstration of the self-absorption correction as a function of density, being an essential part of the present study has been included.

Keywords


Activity concentration, density, detector, natural radioactivity, self-absorption.



DOI: https://doi.org/10.18520/cs%2Fv127%2Fi1%2F43-49