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Zn O-Bi_2O_3 varistorfilms doped with two kinds of rare earth element oxides(Lu_2O_3,Yb_2O_3)were prepared by the sol-gel method.The effects of Lu_2O_3/Yb__2O__3 doping on microstructure and electrical characteristics of ZnO-Bi_2O_3 varistor films were investigat-
Zn O-Bi_2O_3 varistorfilms doped with two kinds of rare earth element oxides (Lu_2O_3, Yb_2O_3) were prepared by the sol-gel method. The effects of Lu_2O_3 / Yb_2O_3 doping on microstructure and electrical characteristics of ZnO-Bi_2O_3 varistor films were investigat-