Highlights
Selected views into the dataset: the largest nonrelativistic spin splitting, the widest-gap semiconducting candidates, and the entries built from the most earth-abundant elemental combinations.
Picked interesting altermagnets
$\mathrm{UCr_{2}Si_{2}C}$
P4/mmm | Collinear
$\Delta E^{\mathrm{max}}_{\mathrm{split}}$: 0.719 eV
A paper-highlighted carbide with a substantial calculated splitting.
$\mathrm{MnNbP}$
Pnma | Based on noncollinear
$\Delta E^{\mathrm{max}}_{\mathrm{split}}$: 0.457 eV
A noncollinear-derived phosphide retained as an editorial example.
$\mathrm{YRuO_{3}}$
Pnma | Collinear
$\Delta E^{\mathrm{max}}_{\mathrm{split}}$: 0.138 eV
A representative oxide from the original paper selection.
Largest spin splitting
These entries sit highest in the screening by reported maximum spin splitting.
$\mathrm{CrSb}$
P6_3/mmc | Collinear
$\Delta E^{\mathrm{max}}_{\mathrm{split}}$: 1.872 eV
The current snapshot leader by reported maximum spin splitting.
$\mathrm{MnTe}$
P6_3/mmc | Collinear
$\Delta E^{\mathrm{max}}_{\mathrm{split}}$: 0.923 eV
A high-splitting telluride near the top of the screening.
$\mathrm{RuO_{2}}$
P4_2/mnm | Collinear
$\Delta E^{\mathrm{max}}_{\mathrm{split}}$: 0.865 eV
A rutile oxide with one of the largest reported values.
Widest-gap candidates
Large-gap materials may be attractive where robust semiconducting behaviour matters alongside altermagnetic symmetry signatures.
$\mathrm{NiF_{2}}$
P4_2/mnm | Based on noncollinear
KS Gap: 5.268 eV
The widest-gap candidate in the current published snapshot.
$\mathrm{Li_{2}Mn(SO_{4})_{2}}$
P2_1/c | Based on noncollinear
KS Gap: 5.101 eV
A wide-gap sulfate with a strong semiconducting margin.
$\mathrm{Li_{2}Ni(SO_{4})_{2}}$
P2_1/c | Collinear
KS Gap: 4.565 eV
A collinear sulfate among the highest-gap entries.
Most earth-abundant constituents
Sorted by the minimum crustal abundance among constituent elements, to surface chemically accessible candidates.
$\mathrm{Fe_{2}O_{3}}$
R-3c | Collinear
Min abundance: 56,300 ppm
An iron oxide built from highly abundant constituents.
$\mathrm{Fe_{2}SiO_{4}}$
Pnma | Collinear
Min abundance: 56,300 ppm
An abundant silicate candidate with a measurable splitting.
$\mathrm{Fe_{4}O_{5}}$
Cmcm | Both
Min abundance: 56,300 ppm
An iron oxide represented in both source classifications.