Research Article

Effects of Chromium(III) Ion Doping on Structural, Optical, and Magnetic Properties of Nickel–Cobalt Ferrite Nanoparticle

Figure 3

(a–c) EDX spectra of Ni0.5Co0.5Cr0.2Fe1.8O4 sample, x: (a) 0, (b) 0.10, and (c) 0.20.
(a)
(b)
(c)