Crystal Lab › Prototype structures › Orthorhombic
CdSb (B_{e})
Orthorhombic · space group Pbca (No. 61) · Pearson oP16 · Strukturbericht Be
Symmetry elements and Wyckoff positions (interactive)
CdSb (B_{e}) in Pbca
SettingUnit cell
- Lattice constants
- a = 6.471 Å, b = 8.253 Å, c = 8.526 Å; α = 90.00°, β = 90.00°, γ = 90.00°
- Cell volume
- 455.3 ų
- Atoms in the conventional cell
- 16 (Cd 8, Sb 8)
- Formula units Z
- 8
- Pearson symbol
- oP16 — orthorhombic, primitive lattice, 16 atoms per conventional cell
- Symmetry operations
- 8 per cell
Crystallographic sites
| Site | Element | Wyckoff | Multiplicity | x | y | z |
|---|---|---|---|---|---|---|
| Cd1 | Cd | 8c | 8 | 0.6360 | 0.5720 | 0.6080 |
| Sb2 | Sb | 8c | 8 | 0.9560 | 0.6190 | 0.3720 |
The multiplicity and the Wyckoff letter say how many copies of the site the group makes in one cell and on which kind of symmetry element the site sits; the 16 atoms drawn above are these sites multiplied by all 8 operations. Press Wyckoff under Colour to see the sites, and tick a symmetry element on the left to see which atoms lie on it.
How to read the label
AB_oP16_61_c_c-001: the stoichiometry comes first (A, B, C… are the elements in alphabetical order of their site labels), then the Pearson symbol oP16, then the space-group number 61, then the Wyckoff letters occupied by each element in turn (Cd: 8c; Sb: 8c). Two structures with the same label are the same arrangement with different cell parameters or coordinates.
Other compounds with this structure
AsCd, AsZn, SbZn <!--beginning with an
Note: B_{e}.
Source
Coordinates and cell from the AFLOW Encyclopedia of Crystallographic Prototypes, entry AB_oP16_61_c_c-001 (M. J. Mehl et al., Comput. Mater. Sci. 136, S1 (2017); D. Hicks et al., ibid. 161, S1 (2019) and 199, 110450 (2021); S. Eckert et al., ibid. 240, 112988 (2024)). Symmetry elements, Wyckoff assignment and the diagram are computed on this page from the group operations.
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