Fe8 O2 F14

Fe8O2F14 is an iron oxide fluoride compound belonging to the mixed-anion ceramic family, combining iron oxide and fluoride phases in a single structure. This material remains primarily in the research phase, with investigation focused on its potential as a functional ceramic for ionic conductivity, magnetic properties, or catalytic applications due to the electronegativity contrast between oxygen and fluorine ligands. The compound represents an emerging materials class where fluorine doping of iron oxides is explored to modify electronic structure and ion transport for solid-state energy or sensing applications.