Department of Physics;
Comilla University;
Comilla;
Bangladesh;
Department of Physics;
Jahangirnagar University;
Savar;
Bangladesh;
Health Physics & Radioactive Waste Management Unit (HP & RWMU);
Institute of Nuclear Science & Technology (INST);
Atomic Energy Research Establishment (AERE);
Savar;
Bangladesh;
Radionuclide; Activity; Concentration; HPGe; detector; Kuakata; Seabeach; 226Ra; 232Th; and; 40K; and; 137Cs;