Journal ArticleDOI
Non-collinear spin structure and magnetization process of Tm2Fe14B
Motohiko Yamada,Y. Yamaguchi,Hiroaki Kato,Hisao Yamamoto,Yasuaki Nakagawa,S. Hirosawa,M. Sagawa +6 more
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TLDR
The spin structures and magnetization curves of R 2 Fe 14 B (R: rare earth atom) are calculated on a basis of a simplified Hamiltonian as discussed by the authors, and favorable parameters are found that reproduce the observed spin structure, the magnetization curve and the spin reorientation temperature.About:
This article is published in Solid State Communications.The article was published on 1985-11-01. It has received 71 citations till now. The article focuses on the topics: Spin polarization & Orbital magnetization.read more
Citations
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Permanent magnet materials based on the rare earth-iron-boron tetragonal compounds
TL;DR: In this paper, structural and metallographic studies were carried out on the Nd-Fe-B alloy system as well as the nd-fe-B tetragonal compound on which record high energy magnets have been developed using a powder metallurgical technique.
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Nd–Fe–B Permanent Magnet Materials
TL;DR: A comprehensive review of the Nd-Fe-B permanent magnet material is given in this article, where the basic magnetic properties of Nd2Fe14B and isomorphous compounds are discussed.
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New permanent magnet materials
TL;DR: In this paper, the basic properties of rare-earth compounds of the type R 2 Fe 14 B, R 2 Co 14 B and several related intermetallic compounds are discussed in terms of magnetic exchange interaction and crystal field theory.
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Permanent magnets based on R-Fe-B and R-Fe-C alloys
TL;DR: In this article, the basic properties of 2:14:1 hard magnetic phases as well as technological procedures used for manufacturing R-Fe-B and R- Fe-C permanent magnets are given.
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Magnetotransport through the spin-reorientation transition in Tm2Fe14B
TL;DR: In this article, the electrical resistivity and Hall effect for a single crystal of Tm2Fe14B have been measured over the range of temperature (T) from 4 to 600 K in magnetic fields of up to 5 T.
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Journal ArticleDOI
New material for permanent magnets on a base of Nd and Fe (invited)
TL;DR: In this paper, a new compound composed of Nd, Fe, and a small quantity of B (about 1 wt. %) has been found, which has a tetragonal structure with lattice constants a=0.880 nm and c=1.221 nm.
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Relationships between crystal structure and magnetic properties in Nd 2 Fe 14 B
TL;DR: In this article, the crystal structure and intrinsic magnetic properties of transition-metal materials have been determined by considering analogies with previously known rare-earth transition metal materials, and it has been demonstrated that permanent magnets having large coercivities and energy products can be formed from this phase, underscoring its potential technological importance.
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Polarized neutron study of the compounds Y2Fe14B and Nd2Fe14B
D. Givord,H. S. Li,F. Tasset +2 more
TL;DR: In this article, the 3d Fe moment on different sites in Y2Fe14B at 4.2 K is closely related to local environment, and it is reduced to 1.95 μB by 4d−3d electron transfer and hybridization for Fe atoms which have the largest coordinance number of Y atoms.
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Spin reorientation and magnetization anomaly in Er2Fe14B and Tm2Fe14B
Satoshi Hirosawa,Masato Sagawa +1 more
TL;DR: In this paper, the spin reorientation phenomena have been found in both compounds slightly above room temperature, and anomalously large anisotropy in the saturation magnetization has been detected around the spin Reorientation temperature.
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Differences in the low temperature magnetic anisotropy of Nd2Fe14B and Pr2Fe14B interpreted on a crystal field model
E.B. Boltich,W.E. Wallace +1 more
TL;DR: In this paper, it was shown that Nd2Fe14B exhibits a spin reorientation from an axial arrangement to what appears to be a conical one as the temperature is lowered below ≈ K.