Ap. Tyutnev et al., EFFECTS OF VARIOUS IONIZING-RADIATIONS ON POLYMER PROPERTIES RADIATION-INDUCED CONDUCTIVITY, High energy chemistry, 25(4), 1991, pp. 285-287
We compared polystyrene and low-density polyethylene conductivity caus
ed by continuous gamma-Co-60 radiation with acceleration by 7.7 MeV pr
otons and 20 MeV alpha-particles. The conductivity dropped smoothly pe
r unit dose rate due to rapid track recombination to produce charges i
n the bulk polymer.