Research Highlights

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Hydrogen-disproportionation-desorption-recombination under applied magnetic field

CMI researchers at Oak Ridge National Laboratory and Ames Laboratory conducted the activity for this highlight

Ce2Fe14B-based magnet materials

CMI researchers at Oak Ridge National Laboratory and Ames Laboratory conducted the activity for this highlight

Line graph showing room-temperature hard-axis magnetic field sweeps of powders of the indicated alloys, indicating magnetic anisotropy fields of approximately 30 kOe. Data of J.Q. Yan.

New Ce-based ferromagnet with readily available coercivity

CMI researchers at Ames Laboratory conducted the activity for this highlight

image from scanning electron microscope shows backscatter of a new ferromagnet

Prediction of high magnetic anisotropy material CeZrFe11

CMI researchers at Ames Laboratory conducted the activity for this highlight

4f- electron spin anisotropy of cerium with crystal environment in: (a) CeFe12, (b) CeFe12N, and (c) CeZrFe11

Complex magnetic energy landscapes in topological magnets

Inelastic neutron scattering measurements and first-principles calculations reveal a hierarchy of competing magnetic energy scales in the RMn6Sn6 (R=rare earth) family of kagome-lattice-based topological magnets.

Demonstration of dark-state metasurface laser

Demonstrated lasing in dark resonant states of a surface laser and controllable coherent emission through the aid of a tightly coupled, weakly radiative metasurface.

2D Binary Superlattices of Gold Nanoparticles

Two distinct complex two-dimensional binary superlattices were self-assembled by co-crystallizing gold nanoparticles (AuNPs) of two distinct sizes.

The Atomic-Level Structure of Mesoporous h-BN Revealed

Solid-state NMR spectroscopy and plane-wave DFT reveal the structure of pores/defects of mesoporous hexagonal boron nitride (p-BN).

A New Fermionic State Revealed

A new type of Fermi arcs have been discovered, with spin textures and novel magnetic splitting driven by long range antiferromagnetic order in cubic NdBi not readily explained by existing theories.

Designing Transformations in High-Entropy Ferritic Steels

Design of order-disorder transformations in high-entropy ferritic (Ti-Cr-Fe-Ni-Al) steels by a novel electron-based theory that identifies electronic origins for chemical ordering and how to control it.