Research Article
Critical Analysis on the Structural and Magnetic Properties of Bulk and Nanocrystalline Cu-Fe-O
Table 3
and hkl values of bulk Cu
0.95Fe
0.05O shown in comparison with possible secondary phases to indicate the closeness of the
values.
| (Å) of Cu0.95Fe0.05O from SAED | Monoclinic CuO | Cubic CuFe2O4 | Cubic Fe3O4 | Rhombohedral | JCPDS 65-2309 | JCPDS 77-0010 | JCPDS 85-1436 | α-Fe2O3 JCPDS 80-2377 | (Å) | hkl | (Å) | hkl | (Å) | hkl | (Å) | hkl |
| 2.823 | 2.742 | 1 1 0 | 2.959 | 2 2 0 | 2.967 | 2 2 0 | 2.699 | 1 0 4* | 2.430 | 2.515 | −1 1 1* | 2.523 | 3 1 1* | 2.530 | 3 1 1* | 2.517 | 1 1 0 | 2.240 | 2.315 | 1 1 1 | — | — | — | — | 2.206 | 1 1 3 | 1.929 | 1.955 | −1 1 2 | 1.920 | 3 3 1 | 1.925 | 3 3 1 | 1.841 | 0 2 4 | 1.666 | 1.708 | 0 2 0 | 1.610 | 5 1 1 | 1.615 | 5 1 1 | 1.694 | 1 1 6 | 1.485 | 1.575 | 2 0 2 | 1.479 | 4 4 0 | 1.483 | 4 4 0 | 1.486 | 2 1 4 | 1.333 | 1.371 | 2 2 0 | 1.323 | 6 2 0 | 1.325 | 6 2 0 | 1.349 | 2 0 8 | 1.220 | 1.298 | 3 1 1 | 1.208 | 4 4 4 | 1.211 | 4 4 4 | 1.258 | 2 2 0 | 1.109 | 1.117 | −4 0 2 | 1.118 | 6 4 2 | 1.121 | 6 4 2 | 1.103 | 2 2 6 | 1.015 | 1.014 | 2 2 3 | 1.089 | 7 3 1 | 1.092 | 7 3 1 | — | — | 0.944 | 0.941 | −1 3 3 | — | — | — | — | — | — | 0.909 | 0.915 | −3 3 1 | — | — | — | — | — | — | 0.887 | 0.888 | −3 3 2 | — | — | — | — | — | — | 0.849 | 0.851 | 5 1 1 | — | — | — | — | — | — | 0.797 | 0.798 | 5 1 2 | — | — | — | — | — | — |
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*
Indicates the respective 100% peak.
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