s-net: sqc2226
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 17 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,4,10,4} |
| Vertex coordination sequence | [(4, 6, 32, 86, 158, 244, 360, 468, 624, 756), (4, 20, 55, 118, 188, 294, 386, 536, 650, 854), (10, 34, 74, 130, 218, 298, 426, 530, 714, 834), (4, 10, 52, 114, 200, 280, 416, 516, 696, 816)] |
| Wells’ vertex symbol | [4^6, 4^4.5^2, 4^8.5^8.6^16.8^13, 4^2.5^4] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 0, 1, 1, 5, 0, 0, 0, 1, 5, 0, 0, 1, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 6, 0, 0, 1, 3, 7, 0, 0, 1, 4, 6, -1, 0, 0, 4, 7, 0, 0, 0, 5, 6, -1, 1, 0, 5, 7, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.04677 | 2.04677 | 1.89474 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.25 | 0.125 |
| 0.5 | 0.5 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.0851 | 2.0851 | 1.02287 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.38564 | 0 | 0.12369 |
| 0.5 | 0.5 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
