s-net: sqc3366
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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 | 20 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {6,4,6,6} |
| Vertex coordination sequence | [(6, 12, 38, 46, 118, 106, 238, 190, 398, 298), (4, 12, 24, 50, 74, 151, 140, 300, 236, 480), (6, 22, 30, 82, 78, 182, 150, 322, 246, 502), (6, 14, 30, 54, 102, 106, 234, 190, 394, 298)] |
| Wells’ vertex symbol | [3^2.4^4.5^4.6^2.7^3, 3^2.4^3.5, 4^8.6^7, 4^8.6^7] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 2, 5, 0, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 6, 0, 1, 0, 3, 5, 0, 0, 1, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 7, 0, 0, 0, 4, 7, 0, 1, 0, 4, 8, -1, 0, 0, 4, 8, -1, 1, 0, 5, 6, 0, 0, 0, 7, 8, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.80512 | 2.80512 | 1.68307 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0 | 0.4 | 0.5 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.38023 | 2.38023 | 1.97879 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.33724 | 0 | 0.5 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
