US20200002845A1
University of Texas System
A single-crystalline LnBM2O5+δ or LnBM2O5.5+δ compound is provided, which includes an ordered oxygen vacancy structure; wherein Ln is a lanthanide, B is an alkali earth metal, M is a transition metal, O is oxygen, and 0≤δ≤1. Methods of making and using the compound, and devices and compositions …