Journal ArticleDOI
Modern soft magnets: Amorphous and nanocrystalline materials
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TLDR
In this paper, a survey of amorphous and nanocrystalline alloys for soft magnetic applications is presented, starting from the technique of production and including the key factors that determine their properties.About:
This article is published in Acta Materialia.The article was published on 2013-02-01. It has received 725 citations till now. The article focuses on the topics: Saturation (magnetic) & Nanocrystalline material.read more
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Soft magnetic materials for a sustainable and electrified world
TL;DR: The development of current soft magnetic materials and opportunities for improving their performance in high-frequency operation are reviewed, including soft ferrites, amorphous and nanocrystalline alloys, and powder cores or soft magnetic composites.
Journal ArticleDOI
Coin-like α-Fe2O3@CoFe2O4 Core–Shell Composites with Excellent Electromagnetic Absorption Performance
Hualiang Lv,Xiaohui Liang,Cheng Yan,Haiqian Zhang,Dongming Tang,Baoshan Zhang,Guangbin Ji,Youwei Du +7 more
TL;DR: A novel core-shell composite for microwave absorption application in which the α-Fe2O3 and the porous Co Fe2O4 nanospheres served as the core and shell, respectively, which provided a promising approach for preparing an absorbent with good absorption intensity and a broad frequency that was lightweight.
Journal ArticleDOI
Fe-based bulk metallic glasses: Glass formation, fabrication, properties and applications
TL;DR: In this article, the authors present the research development and achievements of Fe-based BMGs, including their preparation, glass-forming ability, crystallization characteristics, mechanical properties, corrosion behaviors, soft and hard magnetic properties, and industrial applications.
Journal ArticleDOI
Soft Magnetic Material Status and Trends in Electric Machines
TL;DR: The history and trends of magnetic materials used in electrical machines and motors, as well as amorphous and nanocrystalline magnetic materials and soft magnetic composites, are presented.
Journal ArticleDOI
Synthesis and characterization of γ-Fe2O3@C nanorod-carbon sphere composite and its application as microwave absorbing material
TL;DR: In this paper, a core-shell structured γ -Fe 2 O 3 @C nanorod-carbon sphere composites have been synthesized via a facile hydrothermal method employing FeCl 3 ·6H 2 O as the iron source and d -glucose as the carbon source.
References
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Journal ArticleDOI
New Fe-based soft magnetic alloys composed of ultrafine grain structure
TL;DR: In this paper, the magnetic properties of Fe•Si•B•M alloys prepared by annealing amorphous alloys made by the single roller method over their crystallization temperature have been investigated for development of new Fe•based soft magnetic alloys.
Journal ArticleDOI
Grain size dependence of coercivity and permeability in nanocrystalline ferromagnets
TL;DR: In this article, a series of crystallized ribbons of composition Fe/sub 74.5-x/Cu/sub x/Nb/sub 3/Si/sub 13.5/B/sub 9/ (x=0, 1 at) have been annealed between about 500 degrees C and 900 degrees C.
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Grain structure and magnetism of nanocrystalline ferromagnets
TL;DR: Amorphous ribbons of composition Fe/sub 73.5,Cu/sub 1/Nb/sub 3/Si/sub 13.5/B/sub 9/ have been annealed above their crystallization temperature, which produces a homogeneous, ultrafine grain structure of alpha FeSi with typical grain diameters of 10-20 nm.
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Anisotropie magnétique superficielle et surstructures d'orientation
TL;DR: In this article, the authors propose an energie magnetocristalline and magnetoelastique of a corps ferromagnetique comme la somme de termes elementaires relatifs chacun a liaison, c'est-a-dire a couple of deux atomes proches voisins.
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Random anisotropy in amorphous ferromagnets
R. Alben,J. J. Becker,M. C. Chi +2 more
TL;DR: In this article, the effect of strong random anisotropy in materials such as amorphous Tb•Fe and Dy•Fe at low temperature and also examine the role which weak random an isotropy might play in even ideally homogeneous soft materials.