GUPTA K T.Application of zinc oxide varistors[J].J Am Ceram Soc,1990,73(7):1817–1840. [2]SHICHIMIYA S,YAMAGUCHI M,FURUSE N,et al.Development of advanced arresters for GIS with new zinc-oxide elements[J].IEEE Trans Power Delivery,1998,13:465–471. [3]IMAI T,UDAGAWA T,ANDOH H.Development of high gradient zinc oxide nonlinear resistors and their applications to surge arresters[J].IEEE Trans Power Delivery,1998,13(4):1182–1187. [4]KAZUO M.Zinc oxide varistors with praseodymium oxide[J].Ceram Bull,1987,66(9):1329–1331. [5]SATORU F,HIROSHI T,HIROAKI Y.Origin of ZnO varistor[J].J Am Ceram Soc,1987,70(4):c71–c72. [6]宋晓兰,刘辅宜.Fe2O3在ZnO压敏陶瓷中的作用[J].硅酸盐学报,1993,21(4):345–348.SONG Xiaolan,LIU Fuyi.J Chin Ceram Soc(in Chinese),1993,21(4):345–348. [7]HNG H H,KNOWLES K M.Microstructure and current-voltage characteristics of praseodymium-doped zinc oxide varistors containing MnO2,Sb2O3and Co3O4[J].J Mater Sci,2002,37:1143–1154. [8]卢振亚,蔡源源,陈志武,等.Fe的引入对氧化锌变阻器性能的影响[J].稀有金属材料与工程,2007,36(suppl2):187–190.LU Zhenya,CAI Yuanyuan,CHEN Zhiwu,et al.Rare Met Mater Eng(in Chinese),2007,36(suppl.2):187–190. [9]李盛涛,刘辅宜,宋晓兰.ZnO压敏陶瓷的非线性功能添加剂[J].陶瓷学报,1997,18(2):73–77.LI Shengtao,LIU Fuyi,SONG Xiaolan.J Ceram(in Chinese),1997,18(2):73–77. [10]NAHM C W.Effect of sintering temperature on electrical properties of ZNR doped with Pr-Co-Cr-La[J].Ceram Int,2008,34:1521–1525. [11]KAZUO M,LOUICHI Y,LKUO N.Non-ohmic properties of ZnO-rare earth metal oxide-Co3O4ceramics[J].Jpn J Appl Phys,1977,16(8):1361–1368.