New structural insights into Fe2P2O7 – unravelling an unresolved dispute and three reversible phase transitions

Stöger, B.; Weil, M.; Glaum, R.; Fejfarova, K.; Petricek, V.; Dusek, M.; Libowitzky, E.; Füglein, E.

doi:10.1107/S2052252525007547

Figure 9
a₂-Fe₂P₂O₇. Section of the crystal structure (–0.03 ≤ z ≤ 0.13) in a commensurate approximation (P1, Z = 792) with schematic polyhedra [Fe(II)O₆] (blue), [Fe(II)O₅] (teal) and P₂O₇⁴⁻ groups (yellow) viewed along [001].

IUCrJ

Volume 12| Part 6| November 2025| Pages 670-682

ISSN: 2052-2525

https://doi.org/10.1107/S2052252525007547

CHEMISTRY | CRYSTENG

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