Transitions from a Kondo-like diamagnetic insulator into a modulated ferromagnetic metal in ${\mathrm{FeGa}}_{3-\mathbf{y}}{\mathrm{Ge}}_{\mathbf{y}}$

Yao Zhang, Masaki Imai, Chishiro Michioka +4

One initial and essential question of magnetism is whether the magnetic properties of a material are governed by localized moments or itinerant electrons. Here we expose the case f…