Ferromagnetic Instability in a Doped Band-Gap Semiconductor FeGa${}_3$

Kazunori Umeo, Yuta Hadano, Shota Narazu +3

We report the effects of electron doping on the ground state of a diamagnetic semiconductor FeGa${}_3$ with a band gap of 0.5 eV. By means of electrical resistivity, magnetization…