s-net: sqc3830
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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) | (4,5) |
| Vertex degrees | {3,4,3,4} |
| Vertex coordination sequence | [(3, 5, 10, 23, 45, 78, 125, 179, 234, 291), (4, 10, 22, 42, 72, 108, 152, 206, 258, 324), (3, 6, 13, 26, 49, 83, 129, 180, 234, 293), (4, 12, 28, 52, 80, 112, 152, 200, 266, 332)] |
| Wells’ vertex symbol | [4.8^2, 6.8^4.10, 4.8^2, 6^4.8.10] |
| 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, 1, 0, 2, 3, 1, 0, 0, 2, 6, 0, 0, 0, 3, 6, -1, -1, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 10, 1, 0, 0, 7, 12, 0, 0, 1, 8, 9, 0, -1, 0, 8, 12, 0, 0, 1, 9, 11, -1, 1, 1, 10, 11, -1, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.31071 | 3.82128 | 4.27327 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.125 | 0.5 |
| 0 | 0.25 | 0.2 |
| 0.16667 | 0.25 | 0.4 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00021 | 3.60997 | 4.55937 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.1385 | 0.5 |
| 0 | 0.25 | 0.09449 |
| 0.1347 | 0.25 | 0.30571 |
| 0 | 0 | 0 |
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 |
|---|---|---|---|---|---|
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hqc1494 | *22222 | (4,5,2) | {4,4,3,3} | {8.8.8.8}{8.8.8.8}{8.4.8}{8.8.4} |