主题词：Radioactive element chemistry and processing; Nuclear Physics and Applications; Radioactivity and Radon Measurements; Radioactive contamination and transfer; Chemical Synthesis and Characterization; Radiation Detection and Scintillator Technologies; Extraction and Separation Processes; Radiopharmaceutical Chemistry and Applications; Analytical chemistry methods development; Nuclear reactor physics and engineering; Nuclear and radioactivity studies; X-ray Spectroscopy and Fluorescence Analysis; Graphite, nuclear technology, radiation studies; Nuclear Materials and Properties; Medical Imaging Techniques and Applications; Nuclear materials and radiation effects; Geochemistry and Geologic Mapping; Radioactive Decay and Measurement Techniques; Isotope Analysis in Ecology; Ion-surface interactions and analysis; Heavy metals in environment; Nuclear physics research studies; Electrochemical Analysis and Applications; Heavy Metals in Plants; Radiation Dose and Imaging