s-net: sqc2901
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,4,4,8} |
| Vertex coordination sequence | [(4, 20, 60, 114, 188, 274, 380, 498, 636, 786), (4, 10, 34, 81, 153, 251, 376, 500, 636, 788), (4, 4, 28, 72, 132, 238, 378, 494, 634, 782), (8, 24, 50, 114, 198, 290, 394, 514, 650, 802)] |
| Wells’ vertex symbol | [6^4.8^2, 3^2.4.6^2.7, 3^4.4^2, 6^14.8^8.10^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 5, -1, 1, 1, 2, 7, 0, 0, 1, 2, 8, 0, 0, 0, 3, 3, 0, -1, -1, 4, 4, 0, -1, -1, 5, 6, 0, -2, -1, 5, 8, 1, -1, -1, 6, 7, 1, 1, 1, 6, 8, 1, 1, 0, 7, 8, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.38216 | 2.38216 | 1.58251 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.375 | 0.375 | 0.58333 |
| 0.5 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.13289 | 2.13289 | 1.055 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0.24499 | 0.24499 | 0.36372 |
| 0.5 | 0.5 | 0.5 |
| 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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hqc1095 | *2244 | (4,5,2) | {4,8,4,4} | {6.6.6.6}{6.6.6.6.6.6.6.6}{6.3.3... |