How defects make permanent magnets even more efficient

Rare-earth magnets are essential for electric motors in vehicles, drones, and trains, forming the backbone of modern, ...
Nanowerk

Atomic scale features explain why some rare earth magnets resist demagnetization

Atomic scale copper rich layers inside rare earth magnets suppress demagnetization, improving strength, stability, and efficiency in motors and generators.
Informationsdienst Wissenschaft

How defects make permanent magnets even more efficient/TU researchers contribute to publication in Nature Communications

An international research team within the DFG Collaborative Research Center SFB/TRR 270 “HoMMage”, has published new findings on more efficient permanent magnets in the prestigious journal Nature ...
Nature

Improvement in the Magnetic Detecting Power of Iron-cored Search Coils

SLOWLY changing magnetic fields have usually been measured by means of search coils with iron or mumetal cores, connected either to fluxmeters or to galvanometers. In this communication the term ...
IEEE

Parallel Line Type Permeameter for Thick Magnetic Material to Reduce the Error of Demagnetizing Field

Abstract: We have developed a new high-frequency permeability evaluation method to suppress measurement errors due to demagnetizing fields of thick magnetic materials sandwiched by parallel wires. The ...
IEEE

Optimized Demagnetizing Control of DFIG Power Converter for Reduced Thermal Stress During Symmetrical Grid Fault

Abstract: Direct linking between the stator of a doubly fed induction generator (DFIG) and the power grid makes this type of generator sensitive to disturbances in the grid voltage, which may lead to ...
C&EN

Magnetoplasmonic Nanoantennas for On-Chip Reconfigurable Optical Wireless Communications

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