Journals
Publish with us
Publishing partnerships
About us
Blog
Journal of Materials
Table of Contents
Journal of Materials
/
2013
/
Article
/
Fig 2
/
Research Article
Preparation of Ultrahigh Potential Gradient of ZnO Varistors by Rare-Earth Doping and Low-Temperature Sintering
Figure 2
SEM images for (a) Sample 1, (b) Sample 2, (c) Sample 3, and (d) Sample 4.
(a)
(b)
(c)
(d)