s-net: sqc3444
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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 | 20 |
| Transitivity (vertex,edge) | (4,3) |
| Vertex degrees | {4,4,12,4} |
| Vertex coordination sequence | [(4, 8, 40, 54, 224, 194, 552, 422, 1016, 730), (4, 24, 38, 176, 160, 472, 368, 906, 658, 1480), (12, 24, 126, 122, 380, 304, 774, 570, 1308, 920), (4, 40, 54, 216, 188, 530, 406, 984, 708, 1578)] |
| Wells’ vertex symbol | [4^4.6^2, 4^4.6^2, 4^12.6^30.8^20.10^4, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 2, 1, 1, 1, 1, 2, 2, 1, 1, 1, 3, 0, 0, 0, 1, 3, 1, 0, 1, 1, 4, 0, 0, 0, 1, 4, 0, 0, 1, 1, 5, 0, 0, 0, 1, 5, 1, 1, 0, 1, 6, 0, 0, 0, 1, 6, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 1, 0, 0, 5, 7, 0, 0, 1, 5, 8, 0, -1, 0, 6, 7, 1, 0, 1, 6, 8, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.89469 | 1.89469 | 3.78937 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0.25 | 0.25 | 0.25 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.90979 | 1.90979 | 3.72154 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0.25 | 0.25 | 0.25 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1562 | *4444 | (5,4,2) | {4,4,12,4,4} | {4.4.4.4}{4.6.6.4}{4.6.6.4.6.6.4... |