Two-dimensional Dirac half-metal ferromagnets and ferromagnetic materials for spintronic devices
AssigneeThe Trustees of the California State University
InventorsNicholas Kioussis, Qilong Sun
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Abstract
Ferromagnetic materials are disclosed that comprise at least one Dirac half metal material. In addition, Dirac half metal materials are disclosed, wherein the material comprises a plurality of massless Dirac electrons. In addition, ferromagnetic materials are disclosed that includes at least one Dirac half metal material, wherein the material comprises a plurality of massless Dirac electrons, wherein the material exhibits 100% spin polarization, and wherein the plurality of electrons exhibit ultrahigh mobility. Spintronic devices and heterostructures are also disclosed that include a Dirac half metal material.
Claims12
A ferromagnetic material, comprising at least one Dirac half metal material that comprises two-dimensional manganese trihalide crystals that are ferromagnetic, wherein the material exhibits 100% spin polarization, a high Curie temperature of 560 K or higher, and a band gap of the minority spin channel of at least about 4 eV.
A spintronic device comprising a ferromagnetic Dirac half metal material that comprises two-dimensional manganese trihalide crystals that are ferromagnetic, wherein the material exhibits 100% spin polarization, a high Curie temperature of 560 K or higher, and a band gap of the minority spin channel of at least about 4 eV.
Dependencies are inferred from the claim text.