A possible spin Jahn-Teller material: ordered pseudobrookite FeTi2O5

Hao-Hang Xu, Jian Liu, L. L. Tao +3

We investigated the spin-lattice coupling in orthorhombic pseudobrookite FeTi2O5 single crystal with highly ordered $F{e}^{2+}/T{i}^{4+}$ occupation, which consists of quasi-1D S=2…