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Environmental Exposure: Radionuclide Contamination

A special issue of International Journal of Environmental Research and Public Health (ISSN 1660-4601). This special issue belongs to the section "Chemoenvironment".

Deadline for manuscript submissions: closed (31 December 2023) | Viewed by 1338

Special Issue Editors


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Guest Editor
1. Faculty of Energy and Fuels, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland
2. Radiochemistry Research Group, Division of Nuclear and Radiochemistry, European Chemical Society, 62 1050 Brussels, Belgium
Interests: radiochemistry; radioecology; alpha spectrometry; radioanalytical procedure; environmental changes; radiometry; radiometric geochronology

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Guest Editor
Faculty of Energy and Fuels, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland
Interests: gamma spectrometry; public dose assessment; radiochemistry; environmental radiation; nuclear energy and waste disposal; air pollution; geographic information science

Special Issue Information

Dear Colleagues,

Radioisotopes of artificial origin, such as the plutonium radioisotopes 137Cs, 90Sr, and 241Am, may be particularly significant here. Authorities carry out environmental monitoring globally. However, there are a number of minor ecosystems that exhibit specific mechanisms of accumulation and transport of the listed isotopes, resulting in relations that often differ from the global. Furthermore, in order to place environmental information and conduct a radiological assessment of the site, naturally occurring radioactive materials (NORMs) are also an important issue. Radionuclides of anthropogenic origin are compared to NORMs to gauge their relative abundance to the background, which, when combined, shows the actual state of the environment and the level of exposure to ionizing radiation. On the other hand, radioactive elements are present in many soils and rock formations, and consequently in the water that comes into contact with them. The extraction and processing of these resources can expose or concentrate NORMs, causing them to be classified as TENORMs.

Articles on the subject of anthropogenic radioactive elements, their sources, and their use are in high demand—especially radiological environmental contamination on a local and global scale, including monitoring studies of radionuclides, interdisciplinary articles dedicated to the interpretation of environmental processes based on studies of radionuclide content (environmental changes, climate changes, radiometric geochronology, transport of radionuclides, etc.), radiation health risk assessment, and environmental impact assessment of TENORM radionuclides.

However, papers based on measurement methodologies are acceptable if they have clear significance for the behavior of environmental radionuclides. In addition, theoretical approaches connected with the prediction and modelling of radioisotope concentrations are invited for submission.

Prof. Dr. Katarzyna Szarłowicz
Dr. Filip Jedrzejek
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. International Journal of Environmental Research and Public Health is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2500 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • artificial radionuclides
  • TENORMs health risk assessment
  • radiation dose
  • radionuclide monitoring
  • local/global radionuclide contamination
  • environmental changes
  • environmental radiochemical procedures

Published Papers (1 paper)

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Research

9 pages, 1131 KiB  
Article
The Removal of Pertechnetate from Aqueous Solution by Synthetic Hydroxyapatite: The Role of Reduction Reagents and Organic Ligands
by Oľga Rosskopfová, Eva Viglašová, Michal Galamboš, Martin Daňo and Darina Tóthová
Int. J. Environ. Res. Public Health 2023, 20(4), 3227; https://doi.org/10.3390/ijerph20043227 - 12 Feb 2023
Cited by 2 | Viewed by 1085
Abstract
The use of knowledge from technetium radiochemistry (even from nuclear medicine applications) allows us to select an sorbent for 99mTc radionuclide sorption, which is hydroxyapatite. Using radioisotope indication, the 99mTcO₄ sorption process on synthetic hydroxyapatite was studied by the batch [...] Read more.
The use of knowledge from technetium radiochemistry (even from nuclear medicine applications) allows us to select an sorbent for 99mTc radionuclide sorption, which is hydroxyapatite. Using radioisotope indication, the 99mTcO₄ sorption process on synthetic hydroxyapatite was studied by the batch method in the presence of SnCl2 and FeSO4 reducing agents. The complexing organic ligands’ effect on the 99mTcO₄ sorption under reducing conditions was investigated. In the presence of Sn2+ ions without the addition of organic ligand, the sorption percentage reached above 90% independently of the environment. In the presence of Fe2+ ions without the addition of organic ligand, the sorption of 99mTcO₄ was significantly lower and was at approximately 6%, depending on the concentration of Fe2+ ions in solution. The effect of complexing organic ligands on the 99mTcO₄ sorption on hydroxyapatite from the aqueous solution, acetate buffer and phosphate buffer decreases in the following order for Sn2+: oxalic acid > ethylenediaminetetraacetic acid > ascorbic acid. In the presence of Fe2+ ions without organic ligands, the sorption reached up to 15% depending on the composition of the solution. The addition of oxalic acid and ascorbic acid increased the sorption up to 80%. The ethylenediaminetetraacetic acid had no significant effect on the sorption of technetium on hydroxyapatite. Full article
(This article belongs to the Special Issue Environmental Exposure: Radionuclide Contamination)
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