Figure 1.

XRD patterns of core/shell CoFe2O4/SiO2 (a), Co0.5Zn0.5Fe2O4/SiO2 (b), and ZnFe2O4/SiO2 (c) nanoparticles.

Girgis et al. Nanoscale Research Letters 2011 6:460   doi:10.1186/1556-276X-6-460
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