添加Bi2WO6对ZnO基压敏陶瓷电学性能的影响

林文文, 贺笑春, 徐志军, 王子恒, 初瑞清

Influence of Bi2WO6 on Electric Properties of ZnO Varistor Ceramics

LIN Wenwen, HE Xiaochun, XU Zhijun, WANG Ziheng, CHU Ruiqing

表2 ZnO基压敏陶瓷的微观电性能参数

Table 2 Microelectrical parameters of ZnO varistor ceramics

Bi2WO6/% Nd/1025·m-3 Ns/1017·m-2 φb/eV t/10-8m 0 1.204 2.37 4.97 1.97 1 0.83 1.64 3.45 1.98 3 0.82 1.51 2.94 1.84 5 0.80 2.24 6.67 2.8 7 0.59 2.52 11.52 4.3 9 0.58 1.32 3.18 2.27