s-net: sqc9218
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 20 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {3,4,4} |
| Vertex coordination sequence | [(3, 7, 14, 25, 41, 61, 84, 105, 131, 171), (4, 9, 16, 28, 44, 62, 85, 114, 151, 183), (4, 11, 21, 30, 40, 60, 93, 123, 144, 174)] |
| Wells’ vertex symbol | [4.6^2, 4.6^5, 4.6^5] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 4, 13, 0, 0, 0, 5, 11, 1, 0, 0, 5, 12, 1, 0, 0, 5, 14, 0, 0, 0, 6, 9, 0, 1, 0, 6, 15, 0, 0, 0, 6, 16, 0, 0, 0, 7, 10, 0, 1, 0, 7, 15, 1, 0, 0, 7, 16, 1, 0, 0, 8, 13, 0, 0, 1, 8, 14, 0, 0, 1, 9, 17, 0, 0, 0, 9, 18, 0, 0, 0, 10, 17, 1, 0, 0, 10, 18, 1, 0, 0, 11, 16, 0, 0, 0, 12, 18, 0, 0, 0, 13, 19, 0, 0, 0, 13, 20, 0, 0, 0, 14, 19, 1, 0, 0, 14, 20, 1, 0, 0, 15, 19, 0, 0, 1, 17, 20, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.39291 | 4.39291 | 3.10626 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.41667 | 0 |
| 0.16667 | 0.5 | 0.16667 |
| 0.33333 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.89041 | 3.89041 | 3.05542 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.22261 | 0.40436 | 0 |
| 0.12852 | 0.5 | 0.27917 |
| 0.31824 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1115 | *22222 | (3,5,2) | {3,4,4} | {6.6.6}{6.6.6.6}{6.6.6.6} |