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An alternative to conventional shielding for megavoltage therapy rooms
1University of Florida, Department of Radiology, Gainesville 32610.
Medical Physics
|September 1, 1987
Abstract:
Dry silica sand as an "in-wall" shielding medium for megavoltage teletherapy rooms is discussed. Shielding considerations, construction techniques, and survey results are presented for a 6-MV facility using sand shielding for both primary and secondary barriers.