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CMI Project 2.3.4 Tailored synthesis in nanoparticle permanent magnets (NPPM) Research Highlights

CMI-trained researcher elected to Executive Committee of APS Topical Group on Magnetism and its Applications (GMAG)

CMI researchers from Ames National Laboratory and National Renewable Energy Laboratory conducted the activity for this highlight

image of person standing in a research laboratory

Sustainable synthesis of Sm2Fe17N3 magnet powder

CMI at Ames National Laboratory, University of Arizona, National Renewable Energy Laboratory and Powdermet conducted the activity for this highlight

Process flow diagram for SmFeN powder

CMI-trained researcher selected fellow in Scialog: Sustainable Minerals, Metals, and Materials

CMI researchers from National Renewable Energy Laboratory conducted the activity for this highlight

Tailored synthesis in nanoparticle permanent magnets (NPPMs)

CMI researchers from Ames National Laboratory conducted the activity for this highlight

Milled and unmilled: 1 GPa at 100C. ~50% density and XRD showed no change in lattice. Note that the milled powder heated much more quickly than the unmilled powder, indicating better interparticle connectivity due to reducing the large agglomerates.

CMI-trained researcher hired as staff scientist

CMI researchers from Ames National Laboratory conducted the activity for this highlight

Scale-up of nanoparticle permanent magnet powder

CMI researchers from Ames National Laboratory conducted the activity for this highlight

Hysteresis loops of Sm2Fe17N3 powders prepared at scale using bottom-up and top-down approaches. Note: Powders aligned in field and fixed in wax.

Tailored synthesis in nanoparticle permanent magnets (NPPMs)

CMI researchers from Ames National Laboratory conducted the activity for this highlight

Enhanced hard magnet properties – Sm2Fe17N3-based powders

CMI researchers from Ames National Laboratory conducted the activity for this highlight

line graph with a blue line above a black line

Tailored synthesis in nanoparticle permanent magnets (NPPMs)

CMI researchers from the Ames National Laboratory conducted the activity for this highlight.

$line graph shows powder X-ray diffraction patterns$