s-net: sqc1831
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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 | 16 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,8,4,4} |
| Vertex coordination sequence | [(4, 16, 44, 91, 162, 259, 368, 516, 657, 857), (8, 24, 76, 118, 236, 294, 480, 550, 812, 886), (4, 12, 38, 82, 150, 238, 366, 474, 674, 782), (4, 28, 58, 142, 186, 352, 400, 644, 692, 1024)] |
| Wells’ vertex symbol | [5^4.7^2, 5^12.6^10.7^4.8^2, 5^4.6^2, 5^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, -1, 0, 1, 3, 4, 0, -1, 0, 3, 7, 0, 0, 0, 4, 7, 1, 0, 0, 5, 6, -1, 1, 0, 5, 6, 0, 0, -1, 5, 7, 0, 1, 0, 6, 7, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.47576 | 2.47576 | 2.02145 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.33333 | 0.125 |
| 0 | 0 | 0.5 |
| 0 | 0.5 | 0.25 |
| 0.5 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.8306 | 1.8306 | 1.63963 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.39586 | 0.1938 | 0.49111 |
| 0.5 | 0.5 | 0 |
| 0.5 | 0 | 0.75 |
| 0.5 | 0 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc863 | *4444 | (4,4,2) | {4,4,8,4} | {5.5.12.12}{12.12.12.12}{5.5.5.5... |