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Figure 2
Average crystal structure models for α-Cu2−xSe at 401 K. (a) Two-site model with occupancies shown as partially colored spheres. (b) Two-site model with thermal ellipsoids. (c) Four-site model with occupancies shown as partially colored spheres. (d) Four-site model with thermal ellipsoids. Se are colored blue and Cu are colored orange

IUCrJ
Volume 10| Part 2| March 2023| Pages 199-209
ISSN: 2052-2525
https://doi.org/10.1107/S2052252523001318