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Gamma-Ray Analysis of Reed Samples from the Danube Delta
Ana Bianca Pavel1, Sorin Ujeniuc2, Gabriel Iordache1
1NIRD GeoEcoMar, 030167 Bucharest, Romania.
Sensors (Basel, Switzerland)
|September 19, 2025
Summary
Gamma spectroscopy effectively identifies patterns and anthropogenic tracers in Danube Delta biota, like reed. This technique is suitable for environmental radioactivity assessments in protected and polluted areas.
Area of Science:
- Environmental Science
- Nuclear Chemistry
- Ecology
Background:
- Gamma-ray analysis is crucial for characterizing radioactive elements in environmental samples.
- Evaluating natural and anthropogenic radioactivity is vital, especially in natural reservations and areas with nuclear pollution.
- The Danube Delta is ecologically significant and potentially impacted by radioactivity.
Purpose of the Study:
- To determine if gamma spectroscopy can identify patterns in Danube Delta biota, specifically reed.
- To ascertain the presence of anthropogenic tracers in environmental samples from the Danube Delta.
- To assess the suitability of gamma spectroscopy for radioactivity studies in this region.
Main Methods:
- Gamma spectroscopy was employed for radioactive element characterization.
- Pattern and cluster analyses were utilized to interpret spectral data.
- High-Purity Germanium (HPGe) detectors were used for sensitive measurements.
Main Results:
- Gamma spectroscopy successfully identified patterns in reed samples.
- The presence of anthropogenic tracers was confirmed in the studied biota.
- Pattern and cluster analyses demonstrated the efficacy of the method.
Conclusions:
- Gamma spectroscopy is a suitable method for pattern identification in common biota like reed.
- Anthropogenic tracers can still be detected in Danube Delta biota.
- Further studies on sediment and trophic chains are recommended to understand radionuclide dynamics and transfer factors.
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