Rapid magnetic hardening by rapid thermal annealing in NdFeB-based nanocomposites

KT Chu, ZQ Jin, VM Chakka, JP Liu - Journal of Physics D …, 2005 - iopscience.iop.org
A systematic study of heat treatments and magnetic hardening of NdFeB-based melt-spun
nanocomposite ribbons have been carried out. Comparison was made between samples …

Intra-cluster exchange-coupled high-performance permanent magnets

X Rui, JE Shield, Z Sun, R Skomski, Y Xu… - Journal of magnetism …, 2008 - Elsevier
Inert gas condensation has been used to produce Fe-rich Fe–Pt clusters imbedded in C or
SiO2. Compositions of the clusters ranged from the single-phase Fe3Pt phase field to the …

Magnetic reversal in three-dimensional exchange-spring permanent magnets

JE Shield, J Zhou, S Aich, VK Ravindran… - Journal of applied …, 2006 - pubs.aip.org
In this paper, we investigate the magnetization reversal in single-phase RE 2 Fe 14 B and
two-phase α-Fe∕ RE 2 Fe 14 B with varying nanoscale grain structures and intergranular …

Microstructure and magnetic interactions in Pr–Fe–Co–Zr–Nb–B magnets

K Pawlik, P Pawlik, JJ Wysłocki… - Journal of alloys and …, 2012 - Elsevier
The microstructure and interactions between grains in Pr9Fe52Co13Zr1Nb4B21 magnets
produced by short time annealing (at 983K for 5min) of rapidly solidified samples were …

Effects of heat treatment on the magnetic properties of melt-spun Nd6Pr1Fe76B12Ti4C1Co3 nanocomposite ribbons

R Sabbaghizadeh, M Hashim - Electronic Materials Letters, 2013 - Springer
In this study, the effects of different annealing temperatures on the structure and magnetic
properties of Nd-Fe-B nanocomposite permanent magnetic alloys with nominal composition …

Effects of Ti and C additions on the nanostructure and magnetic properties of (Nd, Pr)–(Fe, Co, Ga)–B melt-spun nanocomposite ribbons

M Esfahani, R Gholamipour, SH Mirdamadi… - Physica B: Condensed …, 2010 - Elsevier
In this work the effects of Ti and C additions on the structure and magnetic properties of Nd–
Fe–B nanocomposite permanent magnetic alloys with nominal composition of Nd9. 4Pr0 …

Understanding the link between nanoscale microstructural features and dynamic hysteresis phenomena

BE Meacham, DJ Branagan, JE Shield - Journal of magnetism and …, 2004 - Elsevier
A Nd–Dy–Fe–B alloy was designed to exhibit high coercivity and optimum loop shapes
utilizing a combination of intrinsic and extrinsic alloy design principles. After achieving these …

Structure and properties of suction-cast Pr-(Fe, Co)-(Zr, Nb)-B rod magnets

K Pawlik - Bulletin of the Polish Academy of Sciences. Technical …, 2021 - yadda.icm.edu.pl
The rod specimens were produced from Pr9Fe50+ xCo13Zr1Nb4B23–x (x= 0, 5, 8) alloys
using the suction-casting technique. Subsequent devitrification annealing of those samples …

Cluster-assembled magnetic nanostructures and materials

JE Shield - Frontiers of Nanoscience, 2020 - Elsevier
Cluster beam deposition provides the opportunity to create novel, highly uniform
nanostructures, and the far-from-equilibrium nature of the processing offers pathways to new …

Microstructures of Mischmetal–Fe-B Hot-pressed Magnets with Ti Addition

KY Ko, S Yoon, SW Ko - Journal of Physics: Conference Series, 2011 - iopscience.iop.org
Abstract Microstructures of MM-Fe-B hot-pressed magnets with and without Ti addition were
investigated. Both materials showed hard magnetic behaviours with more or less same (BH) …