X-ray powder diffraction study of nanostructured particles of manganite ferrites NdMIMnFeO5 (MI = Li, Na, K) |
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Authors: | B K Kasenov Zh I Sagintaeva Sh B Kasenova S Zh Davrenbekov A Zh Abil’daeva |
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Institution: | 1. Abishev Institute of Chemistry and Metallurgy, National Center for Integrated Processing of Mineral Raw Materials of the Republic of Kazakhstan, ul. Ermekova 63, Karaganda, 100009, Kazakhstan
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Abstract: | Manganite ferrites NdMIMnFeO5 (MI = Li, Na, K) were synthesized from neodymium(III), manganese(III), and iron(III) oxides and lithium, sodium, and potassium carbonates by a ceramic technology. By grinding the obtained compounds in a ball mill, their nanostructured particles were produced, the sizes of which were determined with an electron microscope. X-ray powder diffraction study and indexing established that the nanostructured compounds NdMIMnFeO5 (MI = Li, Na, K) crystallize in the cubic system with the following lattice parameters: NdLiMnFeO5: a = 20.100 ± 0.034 Å, V 0 = 8120.60 Å3, Z = 10, V un.cell 0 = 812.06 Å3, ρX-ray = 7.14 g/cm3, and ρpycn = 7.09 ± 0.06 g/cm3; NdNaMnFeO5: a = 20.102 ± 0.032 Å, V 0 = 8123.03 Å3, Z = 10, V un.cell 0 = 812.30 Å3, ρX-ray = 7.11 g/cm3, and ρpycn = 7.04 ± 0.06 g/cm3; and NdKMnFeO5: a = 20.107 ± 0.011 Å, V 0 = 8129.09 Å3, Z = 10, V un.cell 0 = 812.91 Å3, ρX-ray = 7.03 g/cm3, and ρpycn = 6.95 ± 0.07 g/cm3. |
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