3 papers
cond-mat.mtrl-sci2025
Anomalous low-field magnetoresistance in FeGa single crystals
Michelle E. Jamer, Gregory M. Stephen, Brandon Wilfong +6
FeGa possesses a helical spin spiral with a complex competition between ferromagnetic and antiferromagnetic ground states. This competition generates multiple metamagnetic…
cond-mat.mtrl-sci2025
Non-Altermagnetic Origin of Exchange Bias Behaviors in Incoherent RuO/Fe Bilayer Heterostructures
Shelby S. Fields, Joseph C. Prestigiacomo, Cory D. Cress +14
Initially identified as a promising altermagnetic (AM) candidate, rutile RuO has since become embroiled in controversy due to contradictory findings of modeling and measurement…
cond-mat.mtrl-sci2025
Probing Magnetic Properties of RuO Heterostructures Through the Ferromagnetic Layer
Frank M. Abel, Subhash Bhatt, Shelby S. Fields +20
RuO has been proposed as the prototypical altermagnetic material. However, several reports have recently questioned its intrinsic magnetic ordering, leading to conflicting fi…