s-net: sqc2169
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 9 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {4,3,4} |
| Vertex coordination sequence | [(4, 6, 16, 24, 38, 62, 86, 108, 134, 184), (3, 5, 10, 27, 35, 46, 91, 113, 122, 179), (4, 12, 12, 28, 54, 64, 84, 118, 148, 164)] |
| Wells’ vertex symbol | [3^2.4.10^2.11, 3.10^2, 10^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 1, 0, 0, 3, 4, 0, 1, 0, 5, 6, 0, 0, 0, 5, 7, 0, 0, 0, 6, 7, 0, 0, 1, 6, 8, 0, 0, 0, 6, 9, 0, 0, 0, 7, 8, 0, 0, -1, 7, 9, 0, 0, -1, 8, 9, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.87492 | 3.87492 | 2.45071 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.4 | 0.5 |
| 0 | 0.5 | 0.25 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.00005 | 3.00005 | 2.73201 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.33334 | 0.5 |
| 0 | 0.5 | 0.18301 |
| 0 | 0 | 0.5 |
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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hqc778 | *2224 | (3,4,2) | {3,4,4} | {10.3.10}{10.10.3.3}{10.10.10.10} |
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hqc779 | *2244 | (3,4,2) | {3,4,4} | {20.3.20}{20.20.3.3}{20.20.20.20} |