s-net: sqc2709
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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 | 18 |
| Transitivity (vertex,edge) | (2,8) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 7, 25, 75, 164, 280, 431, 604, 811, 1060), (6, 22, 70, 150, 265, 408, 581, 784, 1022, 1288)] |
| Wells’ vertex symbol | [4^2.6, 4^5.6^4.8^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 1, 2, 5, -2, 0, -1, 2, 5, 0, -1, 1, 2, 6, 0, 0, 0, 3, 5, -1, 0, -1, 3, 5, 0, -2, 1, 3, 7, 0, 0, 0, 4, 6, 0, 0, 0, 4, 8, 0, 0, 0, 5, 8, 1, 1, 0, 6, 7, -1, 1, -1, 7, 8, 1, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.09866 | 1.80972 | 2.0697 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1 | 0.42308 | 0.05882 |
| 0.3 | 0.26923 | 0.29412 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.30299 | 1.39644 | 1.36873 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.37449 | 0.14705 | 0.09074 |
| 0.16614 | 0.31844 | 0.32403 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc2448 | *222222 | (2,8,7) | {6,3} | {4.8.4.4.4.4}{4.4.8} |