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Figure 14
2 × 2 Å2 (x2, x3) Fobs contour plot of the electron density of α2-Fe2P2O7 at t = 0 centred at the origin (position of O4) showing an electron density maximum at the origin, corresponding to a linear P2O74− unit. Contours are drawn at the 1 e Å−3 levels.

IUCrJ
Volume 12| Part 6| November 2025| Pages 670-682
ISSN: 2052-2525
https://doi.org/10.1107/S2052252525007547