s-net: sqc3701
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 20 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 10, 20, 36, 68, 114, 176, 258, 346, 442), (3, 6, 15, 34, 59, 95, 153, 219, 310, 402)] |
| Wells’ vertex symbol | [8^4.12^2, 4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 7, 0, 1, 0, 5, 8, 0, 1, 0, 6, 9, -1, -1, 0, 6, 10, -1, -1, 0, 7, 11, 0, 0, 0, 8, 12, 0, 0, 0, 9, 12, 0, 0, 1, 10, 11, 1, 0, 1, 11, 12, -1, -1, 0, 11, 12, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.41429 | 2.41429 | 4.40915 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.5 |
| 0.16667 | 0.66667 | 0.2 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41454 | 1.41454 | 5.74341 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.5 |
| 0.12622 | 0.62622 | 0.16846 |
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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hqc180 | 2*222 | (2,3,1) | {4,3} | {10.10.10.10}{10.10.10} |
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hqc138 | *2224 | (2,3,2) | {3,4} | {4.8.8}{8.8.8.8} |