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Radiological Physics Division Semiannual Report for January Through June 1957

Description: ABS>Progress is reported in the following studies: the autoradiographic mapping of the deposition of Ca/sup 45/ in cortical bone in dogs; measurement of fission-product activity present in soil; factors affecting the performance of ionization chambers; calibration tests on the dibutyl phosphate method of isolating Th/sup 228/ from solutions of ashed bone; microradiographic demonstration of changes in mineral density in dog bones; radiometric determination of radon in bone and in the atmosphere;… more
Date: July 1, 1957
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Radiological Physics Division Semiannual Report for January Through June 1959

Description: A list of publications and papers submitted for publication during the period is included. Progress is reported in the following studies: a decay-time study of an irradiated scintillating solution; the development of methods and equipment for use in measurements of the cosmic-ray neutron background; the effects of the addition of various gases singly and in pairs to the inert gas argon on results obtained with the halogen-sensitive positive ion tube used to measure the concentration of tracers … more
Date: October 31, 1960
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