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Figure 1
(a) Undistorted n = 1 DJ structure type. (b) Undistorted n = 1 RP structure type. (c) Hybrid layered perovskite with the n = 1 RP structure that exhibits octahedral tilting. For the DJ structure, two unit cells in the c direction are shown for ease of comparison.

IUCrJ
Volume 10| Part 4| July 2023| Pages 385-396
ISSN: 2052-2525
https://doi.org/10.1107/S2052252523003743