Christos Maramathas

ORCID: 0009-0006-9129-8827
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About
Contact & Profiles
Research Areas
  • Radioactivity and Radon Measurements
  • Radioactive contamination and transfer
  • Nuclear Physics and Applications
  • Nuclear and radioactivity studies

Teletel (Greece)
2024

University of Patras
2001

Abstract Naturally Occurring Radioactive Material (NORM) may pose radiological risks across various industrial processes. Characterizing NORM is challenging due to radionuclide diversity, complex material matrices, and the multiple analytical techniques required. This study documents an Intercomparison Exercise (ICE) on radioanalytical characterization of NORM, organized by International Atomic Energy Agency EEAE evaluate participants’ abilities implement appropriate promote harmonization,...

10.1093/rpd/ncaf003 article EN cc-by Radiation Protection Dosimetry 2025-02-20

In this work, the design and initial demonstration of KATERINA II detection system for rapid mapping radionuclides in areas near to seashore is presented. A new development has been realized by integrating a GPS module synchronizing its data with acquired spectra real-time. The may be used backpack, low activity concentration, or can installed an unmanned vehicle, observing source(s) radioactivity, e.g. at seashore, high contamination. quantitative solution provided natural artificial...

10.12681/hnpsanp.2473 article EN HNPS Advances in Nuclear Physics 2023-05-05

A new method for prompt radioactivity mapping of beach sand is under development. It based on mobile in situ gamma-ray spectrometry exploiting low- and medium-resolution portable scintillator systems. Two case study applications are presented which took place during IAEA’s RER1020 CRP F22074 projects, aiming to determine the main methodological features, capabilities, limitations method. In general, spectra very short acquisition time (20s) obtained by a unit (man or vehicle) along transects...

10.12681/hnpsanp.6269 article EN HNPS Advances in Nuclear Physics 2024-07-31
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