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Standardization of (59)Fe by 4π(PC)β-γ software coincidence system
M F Koskinas1, G Polillo1, F Brancaccio1
1Instituto de Pesquisas Energéticas e Nucleares, IPEN-CNEN/SP, Av. Prof. Lineu Prestes 2242, 05508-000 São Paulo, SP, Brazil.
Summary
The standardization of Iron-59 (59Fe) was achieved using a 4π proportional counter beta-gamma coincidence system. This method ensures accurate radioactivity measurements for the isotope.
Area of Science:
- Nuclear Physics
- Radiochemistry
- Metrology
Background:
- Accurate standardization of radionuclides is crucial for various applications, including nuclear medicine and environmental monitoring.
- Iron-59 (59Fe) is a medically relevant radionuclide requiring precise activity quantification.
Purpose of the Study:
- To describe the procedure for the standardization of Iron-59 (59Fe).
- To validate the use of a 4π proportional counter beta-gamma software coincidence system for radionuclide standardization.
Main Methods:
- Utilized a 4π gas-flow proportional counter (PC) coupled with NaI(Tl) scintillator and HPGe detector.
- Employed a Software Coincidence System (SCS) for data acquisition.
- Varied beta efficiency using Collodion films and aluminum foils as external absorbers.
Main Results:
- Successfully standardized Iron-59 (59Fe) using the described 4π(PC)β-γ software coincidence system.
- Demonstrated the capability of the SCS to manage complex data acquisition for coincidence counting.
Conclusions:
- The 4π(PC)β-γ software coincidence system provides a reliable method for the accurate standardization of 59Fe.
- The experimental approach allows for precise determination of radionuclide activity, essential for research and clinical applications.
