s-net: sqc1825
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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 | {3,12,4,4} |
| Vertex coordination sequence | [(3, 23, 27, 133, 96, 349, 204, 663, 352, 1077), (12, 18, 96, 74, 280, 170, 564, 306, 948, 482), (4, 6, 52, 50, 220, 138, 484, 266, 848, 434), (4, 40, 40, 174, 116, 408, 232, 742, 388, 1176)] |
| Wells’ vertex symbol | [4^2.6, 4^10.6^34.8^22, 4^2.6^4, 4^4.6^2] |
| 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, 3, 0, 0, 1, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 2, 5, -1, 0, 1, 2, 5, 0, 0, 0, 2, 6, -1, 1, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 7, 1, -1, 0, 5, 7, 1, -1, 0, 6, 7, 1, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.18958 | 2.18958 | 2.46992 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0.33333 | 0.41667 |
| 0.5 | 0 | 0.25 |
| 0 | 0.5 | 0.25 |
| 0 | 0 | 1 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.96359 | 1.96359 | 1.3022 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.41701 | 0.46058 | 0.15654 |
| 0 | 0.5 | 0.75 |
| 0 | 0.5 | 0.25 |
| 0 | 0 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
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hqc876 | *4444 | (4,3,2) | {3,12,4,4} | {8.6.6}{8.6.6.8.6.6.8.6.6.8.6.6}... |
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hqc909 | *4444 | (4,3,2) | {4,12,3,4} | {4.4.4.4}{4.16.4.4.16.4.4.16.4.4... |