오명환 E. D. Kim C. H. Kim 2024-01-22T01:43:47Z 2024-01-22T01:43:47Z 2022-01-10 1986-01 https://pubs.kist.re.kr/handle/201004/147889 Effects of annealing on the grain boundary potential barrier of ZnO varistor. Article 3 Journal of materials science., v.v. 21, pp.3491 - 3491 Journal of materials science. v. 21 3491 3491 ZnO varistors grain boundary