Research Article

A Comparative Study between the Effects of Magnetic and Nonmagnetic Dopants on the Properties of ZnO Varistors

Figure 1

(a) X-ray diffraction patterns of pure and Mn-doped samples (left) and of pure and Al-doped samples (right). (b) Average crystalline diameter versus doping content for Al and Mn samples.
120672.fig.001a
(a)
120672.fig.001b
(b)