Institution: | 1 Russian Academy of Sciences, Institute of Metal Physics, EPR Spectroscopy Center, Ekaterinburg 620219, Russia 2 GSF-Forschungszentrum für Umwelt und Gesundheit, Institut für Strahlenschutz, D-85758, Neuherberg, Germany 3 Radiation Protection Department of “Mayak”, Chelyabinsk-65, Russia |