s-net: sqc3854
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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) | (2,5) |
| Vertex degrees | {3,4} |
| Vertex coordination sequence | [(3, 6, 15, 34, 62, 90, 138, 181, 232, 289), (4, 10, 20, 36, 70, 104, 140, 190, 242, 296)] |
| Wells’ vertex symbol | [4.8^2, 8^4.11.12] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 4, 1, 0, 0, 2, 6, 0, 0, 0, 3, 6, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 8, 0, 1, 0, 5, 7, 0, 0, 1, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 8, 1, 1, 0, 7, 11, 0, 0, 0, 7, 12, 0, 0, 0, 9, 10, 1, 0, 0, 9, 11, 1, 1, 1, 10, 12, -1, -1, 1, 11, 12, -1, -2, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.22445 | 2.22445 | 4.8183 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0.4 | 0.03125 |
| 0 | 0 | 0.09375 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.10813 | 2.10813 | 4.00008 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.32179 | 0.34349 | 0.09391 |
| 0 | 0 | 0.125 |
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 |
|---|---|---|---|---|---|
 |
hqc138 | *2224 | (2,3,2) | {3,4} | {4.8.8}{8.8.8.8} |