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Table 2 Ionic packing coefficient P a, P b, fulfillment coefficient α, and vacancy parameter β for the Co1−xZnxFe2O4 ferrites

From: Structural, Optical, and Magnetic Properties of Zn-Doped CoFe2O4 Nanoparticles

x (Zn2+) r xt (Å) r xo (Å) P a P b α β (%)
0.00 0.4367 0.7037 0.387 0.338 0.649 2.119
0.10 0.4843 0.6859 0.368 0.332 0.642 1.329
0.20 0.4890 0.6870 0.368 0.332 0.640 1.090
0.30 0.4848 0.6927 0.371 0.334 0.639 0.913
0.40 0.4869 0.6928 0.371 0.334 0.638 0.916
0.50 0.4960 0.6894 0.367 0.333 0.637 0.853