s-net: sqc7981
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,6,3,4} |
| Vertex coordination sequence | [(4, 16, 22, 60, 60, 142, 120, 256, 198, 412), (6, 10, 32, 36, 96, 88, 192, 154, 330, 250), (3, 12, 19, 56, 57, 138, 117, 254, 198, 407), (4, 8, 34, 40, 96, 86, 204, 164, 330, 248)] |
| Wells’ vertex symbol | [4^4.6^2, 4^4.6^4.8^6.10, 4.6.8, 6^2.8^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 9, 0, 0, 0, 3, 11, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 1, 0, 0, 5, 10, 0, 1, 0, 5, 12, 0, 0, 0, 6, 9, 0, 0, 1, 6, 12, 1, 0, 0, 7, 8, -1, 0, 1, 7, 9, 0, 0, 1, 7, 10, 0, 1, 0, 8, 13, 0, 0, 0, 8, 14, 0, 0, 0, 8, 15, 0, 0, 0, 8, 16, 0, 0, 0, 9, 14, -1, 0, 0, 9, 15, 0, 0, 0, 10, 13, -1, -1, 1, 10, 16, 0, 0, 0, 11, 15, -1, -1, 1, 11, 16, -1, 0, 1, 12, 13, -1, 0, 0, 12, 14, -1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/a
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.42547 | 3.42547 | 3.89743 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.125 |
| 0 | 0 | 0 |
| 0.08333 | 0 | 0.20833 |
| 0 | 0.25 | 0.625 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/a
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.45241 | 3.45241 | 3.5999 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.125 |
| 0 | 0 | 0 |
| 0.2472 | 0.14723 | 0.51111 |
| 0 | 0.25 | 0.625 |
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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hqc901 | *2244 | (4,3,2) | {4,6,3,4} | {4.4.4.4}{4.8.4.4.8.4}{4.8.8}{8.... |