SCATTERING OF UNCOLLIMATED COBALT 60 GAMMA RADIATION BY CONCRETE AND LEAD BARRIERS.
D003035:Cobalt; D003036:Cobalt Isotopes; D005720:Gamma Rays; D011874:Radiometry; D012106:Research
D003036:Cobalt Isotopes; D003035:Cobalt
COBALT ISOTOPES; EXPERIMENTAL LAB STUDY; RADIOMETRY