Project(50902061)supported by the National Natural Science Foundation of China;Project(2011-22)supported by the State Key Laboratory of Inorganic Synthesis and Preparative Chemistry of Jilin University,China;Project(20100471380)supported by the China Postdoctoral Science Foundation;Project(J50102)supported by the Leading Academic Discipline Program of Shanghai Municipal Education Commission,China;Project(10KJD430002)supported by the Universities Natural Science Research Program of Jiangsu Province,China;Project(2010002)supported by the Jiangsu University Undergraduate Practice-Innovation Training Program,China
Lu2O3-doped ZnO-Bi2O3-based varistor ceramics samples were prepared by a conventional mixed oxide route and sintered at temperatures in the range of 900-1 000°C,and the microstructures of the varistor ceramics sample...