Figure 1. (a) Distribution of a butterfly-shaped 3d electron orbital. (b) Valence electron density distribution around the titanium (Ti3+) ion at the centre of the titanium oxide (TiO6 ) octahedron ...

Beijing Zhongke Journal Publising Co. Ltd. Heavy fermion materials have long attracted interest in condensed matter physics for hosting correlation-driven exotic quantum states. Remarkably, the oxide ...