Suppression of intervalley scattering observed in the QPI pattern. Credit: Nature Physics (2025). DOI: 10.1038/s41567-025-02864-2 Altermagnets, which exhibit momentum-dependent spin splitting without ...

The origins of magnetic steel can be traced back to the 18 th century when scientists began experimenting with iron alloys. In 1820, Hans Christian Oersted's accidental discovery of electromagnetism ...