Estudi d'algunes ferrites hexagonals uniaxials
The aim has been the understanding of phenomena giving rise to the magnetic ordering and magnetocrystalline anisotropy in uniaxial hexaferrites. Measurements of X-ray and neutron diffraction (to refine structure and magnetic ordering), magnetization as function of temperature (to obtain magnetization to saturation with the law of approach to saturation,
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Multiferroic composite with the chemical formula (1 - x) Ba0.5Sr0.5TiO3 – (x) SrNi0.25Fe11.75O19 [abbreviated as (1–x) BST – x (SNF)] were prepared using stoichiometric raw materials mixed by ball milling followed by sintering at 1000 °C.
Sonali Thakur +4 more
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Mechanochemical synthesis of hexagonal ferrites BaFe12O19
The phase composition, structural parameters, and basic magnetic characteristics of BaFe12O19 hexaferrites prepared by the mechanochemical synthesis with subsequent annealing at a temperature of 1000°С and 1100°С for 1 h are investigated. The influence of the annealing temperature on the properties of synthesized materials is analyzed.
Nevmyvaka, Anna +3 more
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Efecto de la adición de Gd2O3 sobre las propiedades magnéticas de hexaferritas de estroncio
The hexaferrites (AFe12O19, A = Ba, Sr) have been used since years ago. Because of their low cost these materials continue in the market and they have not been substituted for other powerful magnets.
Sánchez Ll., J. L. +3 more
doaj
Stabilizing Metastable Rare-Earth Ferrites on (111) Platinum via an Iron Oxide Interlayer. [PDF]
Frye MB +6 more
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Ferrite-based materials for anticorrosion: comparative study of ZnFe<sub>2</sub>O<sub>4</sub>, CuFe<sub>2</sub>O<sub>4</sub>, and SrFe<sub>12</sub>O<sub>19</sub>. [PDF]
Alammar T +7 more
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Broadband S-Band Stripline Circulators: Design, Fabrication, and High-Power Characterization. [PDF]
Caglar A, Torpi H, Kaya U.
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Ba2-xHoxSr2-yNiyFe12O22 and its composite with MXene: synthesis, characterization and enhanced visible light mediated photocatalytic activity for colored dye and pesticide. [PDF]
Basha B +5 more
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High-efficiency X-band electromagnetic wave absorption in Co-Al engineered Ba-Sr hexaferrites: role of cationic substitution and microstructural tuning. [PDF]
Salunke PS +9 more
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Characteristics of novel magnetic nanocomposites based on samarium orthoferrite. [PDF]
Roumaih K +4 more
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