Symmetry protected 1D chains in mixed-valence iron oxides

Denis M. Vasiukov, Ghanashyam Khanal, Ilya Kupenko +9

During the last decade of high-pressure research a whole new series of iron oxides was discovered, like Fe${}_4$O${}_5$, Fe${}_5$O${}_6$, Fe${}_7$O${}_9$ etc., featuring closely related struct…