s-net: sqc1121
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 13 |
| Transitivity (vertex,edge) | (3,3) |
| Vertex degrees | {3,4,3} |
| Vertex coordination sequence | [(3, 6, 14, 22, 30, 44, 64, 90, 105, 118), (4, 6, 12, 20, 34, 54, 60, 76, 100, 132), (3, 7, 11, 21, 33, 47, 67, 77, 101, 130)] |
| Wells’ vertex symbol | [8.10^2, 4^2.8^2.10^2, 4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 6, 1, 0, 0, 3, 7, 0, 1, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 7, 0, 1, 0, 5, 8, -1, 1, 0, 6, 8, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.13567 | 2.96508 | 6.63013 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.4 |
| 0.25 | 0.25 | 0.25 |
| 0.16667 | 0 | 0.3 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.02458 | 3.1209 | 6.12671 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.41839 |
| 0.25 | 0.25 | 0.25 |
| 0.1537 | 0 | 0.3147 |
Edge end points:
