FAN Zhiguo1 LUO Qi1 Tadao Iwata2, ZHU Shengyun1 1. Positron annihilation study of voids in α-Al2O3 irradiated by high fluence fast neutrons[J]. Nuclear techniques, 1998, (4).
FAN Zhiguo1 LUO Qi1 Tadao Iwata2, ZHU Shengyun1 1. Positron annihilation study of voids in α-Al2O3 irradiated by high fluence fast neutrons[J]. Nuclear techniques, 1998, (4).DOI:
Radiation effect in α-Al2O3 irradiated by neutrons (En≥1MeV) up to a fluence of 3×10 ̄20/cm2 has been studied by the positron annihilation lifetime technique. The voids of 0.7 nm were found in the irradiated α-Al2O3 after annealing at 850℃.