s-net: sqc3239
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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) | (2,4) |
| Vertex degrees | {4,6} |
| Vertex coordination sequence | [(4, 11, 35, 68, 107, 153, 208, 273, 345, 426), (6, 19, 41, 70, 108, 156, 211, 275, 348, 428)] |
| Wells’ vertex symbol | [3^2.4.5^2.6, 3.4^5.6^7.7^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 1, 3, 5, 0, 0, 0, 3, 8, 0, 0, 0, 4, 4, -1, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, -1, 5, 6, 0, -1, 0, 6, 7, 0, 0, 1, 6, 8, 0, 1, 0, 7, 7, -1, 0, 0, 7, 8, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.88644 | 2.88644 | 1.33573 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.14286 | 0 |
| 0.28571 | 0.28571 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.93184 | 2.93184 | 1.00005 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.24117 | 0 |
| 0.32946 | 0.32946 | 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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hqc1317 | *2244 | (2,4,5) | {6,4} | {4.4.6.3.6.4}{6.3.4.3} |
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hqc1323 | *4444 | (2,4,5) | {6,4} | {4.8.12.3.12.8}{12.3.4.3} |