Zobrazeno 1 - 10
of 57
pro vyhledávání: '"M.G. Zhu"'
Autor:
Q.S. Sun, M.G. Zhu, X.L. Song, K.Q. Zhang, F. Xia, Y.P. Wu, J.M. Bai, T. Liu, Y.K. Fang, D.L. Hou, Q. Wang, W. Li
Publikováno v:
Journal of Magnetism and Magnetic Materials. 564:170180
Publikováno v:
Noise Control Engineering Journal. 60:267-282
Publikováno v:
Journal of Alloys and Compounds. 469:61-65
The nominal compositions of La1.4Sr1.6−xCaxMn2O7 (0.0 ≤ x ≤ 1.6) have been synthesized using solid-state reaction method. The XRD analyses show that the compounds are pure I4/mmm tetragonal bilayered perovskites phase for x ≤ 0.8, while they
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Publikováno v:
Journal of Magnetism and Magnetic Materials. 320:2364-2367
The effect of Co on the thermal stability and impact toughness of sintered Nd–Fe–B magnets has been investigated. The results showed that the addition of Co decreased the intrinsic coercivity and the temperature coefficient of remanence (α), and
Publikováno v:
Journal of Magnetism and Magnetic Materials. 320:1735-1738
The effect of Tb on the coercivity and impact toughness of sintered Nd–Dy–Fe–B magnets has been investigated. The results showed that the addition of Tb enhanced the intrinsic coercivity, reduced the remanence and improved the impact toughness
Publikováno v:
Journal of Magnetism and Magnetic Materials. 320:96-99
The effects of Nb on the coercivity and impact toughness of sintered Nd–Fe–B magnets have been investigated. The results show that the addition of Nb enhances the coercivity of sintered magnets, improves the microstructure and impact toughness of
Publikováno v:
Scripta Materialia. 57:453-456
Large low-field magnetic entropy changes ∣Δ S M ∣ of 2.5 and 6.4 J kg −1 K −1 in MnCo 0.95 Ge 1.14 alloy were obtained near the ferromagnetic–paramagnetic transition temperature for magnetic field changes of 398 and 796 kA m −1 , respect
Publikováno v:
Materials Science Forum. :2173-2176
Using the part exchange-coupling model, the exchange-coupling interaction between magnetically soft and hard grains in Nd2Fe14B/α-Fe nanocomposite and its effect on the effective anisotropy of the material have been investigated. By testing six diff