s-net: sqc3076
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Barycentric geometry maximising unit cell volume
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Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 10 |
| Edges per primitive translational unit | 19 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,3,3,6} |
| Vertex coordination sequence | [(4, 8, 24, 38, 76, 104, 144, 184, 262, 290), (3, 10, 17, 36, 59, 100, 133, 192, 227, 310), (3, 8, 18, 38, 63, 104, 137, 191, 226, 320), (6, 10, 22, 36, 66, 96, 150, 182, 246, 288)] |
| Wells’ vertex symbol | [7^4.8.10, 3.7^2, 7^2.10, 3^4.4^2.7^2.8^4.9^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, -1, 0, 0, 2, 6, -1, 0, 0, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 8, 0, 1, 0, 6, 7, 1, -1, 0, 7, 9, 0, 0, 0, 7, 10, 0, 0, 0, 8, 9, 0, 0, 1, 8, 10, 1, -2, -1, 9, 10, 0, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.43331 | 6.32441 | 5.16163 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0.25 |
| 0.25 | 0.16667 | 0.25 |
| 0.375 | 0 | 0 |
| 0 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00012 | 7.46392 | 4.00011 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0 | 0.25 |
| 0.25 | 0.13398 | 0.25 |
| 0.25002 | 0 | 0 |
| 0 | 0.25 | 0.25 |
Edge end points:
