Dirac electrons tagged posts

New Magnet discovered: Controlling Dirac Fermions with Zero Mass

This is a schematic illustration of the lattice and magnetic structures for EuMnBi2 at zero field, together with the formal valence of each ion. The arrangement of the Mn sublattice is assumed to be the same as in SrMnBi2. Credit: Hideaki Sakai

This is a schematic illustration of the lattice and magnetic structures for EuMnBi2 at zero field, together with the formal valence of each ion. The arrangement of the Mn sublattice is assumed to be the same as in SrMnBi2. Credit: Hideaki Sakai

This achievement will lead to a new field of study, strong correlated quantum transport of Dirac electrons, and become an innovation in realizing super high speed spintronics, the foundation of high-speed and energy-saving electronics.

A/Prof Hideaki Sakai at Osaka University and A/Prof Shintaro Ishiwata, Hidetoshi MASUDA (Grad Student) at Uni of Tokyo succeeded in the synthesis of high-quality single crystals of EuMnBi2, a layered compound which is thought to have both properties of Dirac fermions and magnets, using flux growth in a high vacuum...

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