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Journal ArticleDOI

Demagnetizing Factors of the General Ellipsoid

J. A. Osborn
- 01 Jun 1945 - 
- Vol. 67, pp 351-357
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TLDR
In this paper, the demagnetizing factors of ellipsoids of three different axes are presented, along with supplementary formulas which cover a large number of special cases of ellipses.
Abstract
Charts and tables of the demagnetizing factors of prolate and oblate spheroids are readily available; however, demagnetizing factors of ellipsoids of three different axes are incompletely tabulated and laborious to calculate. This article presents charts and tables which make possible easy determination of the demagnetizing factor for any principal axis of an ellipsoid of any shape. Formulas for the demagnetizing factors of the general ellipsoid are included together with supplementary formulas which cover a large number of special cases.

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Journal ArticleDOI

Ferromagnet or spin glass? Magnetic ordering in Au-Fe alloys

TL;DR: In this article, the authors show that the apparent ferromagnetic behaviour and higher ordering temperatures obtained by previous workers in their magnetization measurements have a simple physical explanation based on the intrinsic properties of the alloys.
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Investigations of nuclear antiferromagnetic ordering in copper at nanokelvin temperatures

TL;DR: In this article, the entropy and the static susceptibility of the nuclear spins were measured as a function of temperature whenB=0.27±0.01 mT and B-S phase diagram is presented.
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Carbon-13 chemical shielding tensors in l-threonine

TL;DR: In this article, the carbon-13 chemical shielding tensors of the amino acid L-threonine have been determined by solid state proton-enhanced NMR of a single crystal at 3.52 T. The most shielded axis lies 4° from the CO bond.
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Temperature dependence of single twin boundary motion in Ni–Mn–Ga martensite

TL;DR: In this article, the magnetic-field-induced reorientation in Ni-Mn-Ga five-layered martensite (10 M) mediated by the motion of single twin boundary was evaluated from magnetization measurements between 20 and 300 K.
Journal ArticleDOI

Magnetomechanical damping in iron

TL;DR: In this paper, the authors carried out a complete study of magnetomechanical damping on a set of annealed and deformed iron specimens and found that at higher amplitudes, in slightly deformed specimens, the damping increases more rapidly than in the Rayleigh region.