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Autor:
H. Szymczak, A. I. Stognij, S. A. Sharko, N. N. Novitskii, S.V. Trukhanov, V.P. Dyakonov, A.I. Serokurova, A. V. Trukhanov, V. A. Ketsko, Yujie Yang, Charanjeet Singh, Nadezhda Poddubnaya, L.V. Panina
Publikováno v:
Journal of Magnetism and Magnetic Materials. 485:291-296
The low-frequency room-temperature interface magnetoelectric (ME) effect (MEE) was observed in the layered ferromagnetic (FM)/ferroelectric (FE) structures. Ceramic substrates on the base of lead zirconate titanate PbZr0.45Ti0.55O3 (PZT) were used as
Autor:
Kalipada Das, Pintu Sen
Publikováno v:
Journal of Magnetism and Magnetic Materials. 485:224-227
Magnetic and magnetocaloric effect of polycrystalline Pr0.55(Ca0.75Sr0.25)0.45MnO3 compound have been studied extensively. Temperature dependent magnetization study reveals that the ferromagnetic transition takes place at T ∼ 220 K and an antiferro
Publikováno v:
Journal of Magnetism and Magnetic Materials. 484:42-54
The Cr doped hematite (α-Fe1.4Cr0.6O3) system has been prepared by chemical route. The chemical routed sample has been thermally annealed at different temperatures in the range 800–1000 °C to study modified lattice structure and magnetic spin ord
Autor:
Gaspare Varvaro, A.I. Medvedev, Valeria Rodionova, Alexey Bagazeev, I.V. Beketov, Mikhail V. Gorshenkov, Alexander Omelyanchik
Publikováno v:
Journal of magnetism and magnetic materials 484 (2019): 196–200. doi:10.1016/j.jmmm.2019.03.109
info:cnr-pdr/source/autori:Omelyanchik, Alexander; Varvaro, Gaspare; Gorshenkov, Mikhail; Medvedev, Anatoly; Bagazeev, Alexey; Beketov, Igor; Rodionova, Valeria/titolo:High-quality alpha-Fe nanoparticles synthesized by the electric explosion of wires/doi:10.1016%2Fj.jmmm.2019.03.109/rivista:Journal of magnetism and magnetic materials/anno:2019/pagina_da:196/pagina_a:200/intervallo_pagine:196–200/volume:484
info:cnr-pdr/source/autori:Omelyanchik, Alexander; Varvaro, Gaspare; Gorshenkov, Mikhail; Medvedev, Anatoly; Bagazeev, Alexey; Beketov, Igor; Rodionova, Valeria/titolo:High-quality alpha-Fe nanoparticles synthesized by the electric explosion of wires/doi:10.1016%2Fj.jmmm.2019.03.109/rivista:Journal of magnetism and magnetic materials/anno:2019/pagina_da:196/pagina_a:200/intervallo_pagine:196–200/volume:484
The magnetic and structural properties of metallic alpha-Fe magnetic nanoparticles synthesized by electric explosion of wire technique were investigated. As-prepared particles are highly crystalline and present a high saturation magnetization (M-S =
Autor:
Mirabel Cerqueira Rezende, Newton A.S. Gomes, João Paulo Barros Machado, Simone de Souza Pinto
Publikováno v:
Journal of Magnetism and Magnetic Materials. 484:126-138
This study deals with different magnetic additives based on ferrites (MnZn, LaCa (Co and Ti)), carbonyl iron (CI), and iron filaments (IF) formulated in epoxy resin. Morphological and structural characteristics of the additives were evaluated. Based
Publikováno v:
Journal of Magnetism and Magnetic Materials. 482:192-200
In an effort to create high-performance permanent magnets with reduced critical rare earth content, we explored the Ce Co 5 - x T x (T = transition metal or metalloid) family of compounds to investigate the effect of substitution on the material’s
Autor:
Y. Han, Z.Q. Zou, F.Y. Yang, W.W. Guan, Q. S. Meng, H. L. Su, X. Guo, Y.W. Du, M. M. Zhou, S.J. Han, T.T. Xu
Publikováno v:
Journal of Magnetism and Magnetic Materials. 482:148-154
The Mn-Zn ferrite nanoparticles with a spinel structure were successfully prepared by using chemical co-precipitation method. The formed magnetic ferrite particles were coated on the surface of Fe-6.5 wt%Si alloy particles with the epoxy resin to pre
Publikováno v:
Journal of Magnetism and Magnetic Materials. 479:121-125
In Magnetic tunnel junctions, which are applied in spintronic devices, the key issue is low thermal stability. Here, we study the influence of a W spacer on the perpendicular magnetic anisotropy (PMA) at temperatures up to 525 °C in perpendicular ma
Publikováno v:
Journal of Magnetism and Magnetic Materials. 479:156-160
We have deposited polycrystalline films of barium hexaferrite utilizing aerosol deposition at room temperature. Magnetic orientation was achieved by using a 4 kOe permanent magnet mounted in close proximity to the substrate during deposition. We find
Autor:
Jörg Töpfer, Marcel Kahnes
Publikováno v:
Journal of Magnetism and Magnetic Materials. 480:40-46
Hard/soft magnetic nanocomposites were synthesized with SrAl2Fe10O9 as hard and CoFe2 or Fe as soft magnetic phase. Al-substituted hexaferrite powder with 250 nm particle size is stable in Ar/5%H2 atmosphere at 315 °C, contrary to non-substituted he