The effects of backing plates on the radiation dose received by thin nylon films were calculated using recently developed multilayer electron transport codes. The film dose increased with increasing atomic number of the backing plate. The estimated dose could be off by a factor of 2 or more if the backing plate were ignored in the calculations.
Document ID: 19870002156. Accession ID: 87N11589. NAS 1.15:88995. L-16183. NASA-TM-88995.