Practical aspects of modern and future permanent magnets
The mandate to reduce greenhouse gases will require highly efficient electric machines for
both power generation and traction motor applications. Although permanent magnet electric …
both power generation and traction motor applications. Although permanent magnet electric …
Rare-earth-free permanent magnets: the past and future
J Mohapatra, JP Liu - Handbook of magnetic materials, 2018 - Elsevier
Permanent magnets are essential components in everyday technologies, including in
energy conversion and transportation. Since the discovery of rare-earth-based permanent …
energy conversion and transportation. Since the discovery of rare-earth-based permanent …
Chemical Aspects of the Candidate Antiferromagnetic Topological Insulator MnBi2Te4
A Zeugner, F Nietschke, AUB Wolter, S Gaß… - Chemistry of …, 2019 - ACS Publications
High-quality single crystals of MnBi2Te4 are grown for the first time by slow cooling within a
narrow range between the melting points of Bi2Te3 (586° C) and MnBi2Te4 (600° C). Single …
narrow range between the melting points of Bi2Te3 (586° C) and MnBi2Te4 (600° C). Single …
Prospects for non-rare earth permanent magnets for traction motors and generators
MJ Kramer, RW McCallum, IA Anderson… - Jom, 2012 - Springer
With the advent of high-flux density permanent magnets based on rare earth elements such
as neodymium (Nd) in the 1980s, permanent magnet-based electric machines had a clear …
as neodymium (Nd) in the 1980s, permanent magnet-based electric machines had a clear …
Large linear non-saturating magnetoresistance and high mobility in ferromagnetic MnBi
A large non-saturating magnetoresistance has been observed in several nonmagnetic
topological Weyl semi-metals with high mobility of charge carriers at the Fermi energy …
topological Weyl semi-metals with high mobility of charge carriers at the Fermi energy …
Novel nanostructured rare-earth-free magnetic materials with high energy products
The development of new iron-or cobalt-rich permanent-magnet materials is of paramount
importance in materials science and technology since high-performance materials based on …
importance in materials science and technology since high-performance materials based on …
Anisotropic fully dense MnBi permanent magnet with high energy product and high coercivity at elevated temperatures
The structural and magnetic properties of a fully dense anisotropic MnBi magnet prepared
by hot compaction are investigated. Arc-melting and low energy ball milling are employed to …
by hot compaction are investigated. Arc-melting and low energy ball milling are employed to …
Anisotropic nanocrystalline MnBi with high coercivity at high temperature
Magnetic hard nanocrystalline MnBi has been prepared by melt spinning and subsequent
low temperature annealing. A coercivity of 2.5 T can be achieved at 540 K for MnBi with an …
low temperature annealing. A coercivity of 2.5 T can be achieved at 540 K for MnBi with an …
Thermal stability of MnBi magnetic materials
MnBi has attracted much attention in recent years due to its potential as a rare-earth-free
permanent magnet material. It is unique because its coercivity increases with increasing …
permanent magnet material. It is unique because its coercivity increases with increasing …
Hf–Co and Zr–Co alloys for rare-earth-free permanent magnets
The structural and magnetic properties of nanostructured Co-rich transition-metal alloys, Co
100− x TM x (TM= Hf, Zr and 10≤ x≤ 18), were investigated. The alloys were prepared …
100− x TM x (TM= Hf, Zr and 10≤ x≤ 18), were investigated. The alloys were prepared …