s-net: sqc2220
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 5 |
| Edges per primitive translational unit | 17 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {14,4,6} |
| Vertex coordination sequence | [(14, 30, 110, 114, 310, 254, 614, 450, 1022, 702), (4, 24, 48, 156, 158, 392, 322, 732, 542, 1176), (6, 36, 56, 188, 168, 440, 336, 796, 560, 1256)] |
| Wells’ vertex symbol | [3^16.4^24.5^32.6^19, 3^4.4^2, 3^6.4^6.5^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 4, 1, 0, 0, 1, 4, 1, 1, 0, 1, 5, 0, 0, 0, 1, 5, 0, 1, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 4, 5, -1, 0, 0, 4, 5, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.99372 | 1.99372 | 1.2206 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.90129 | 1.90129 | 1.31603 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
