s-net: sqc4319
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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 | 22 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {6,5} |
| Vertex coordination sequence | [(6, 20, 56, 138, 252, 420, 626, 894, 1164, 1528), (5, 16, 47, 122, 235, 400, 617, 856, 1144, 1502)] |
| Wells’ vertex symbol | [3^2.4^4.5^4.6^2.7^3, 3.4^4.5^2.6^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 2, 2, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 3, 5, 0, 0, 1, 3, 6, 0, 1, 0, 3, 7, 0, 0, 0, 4, 5, 0, -1, 2, 4, 6, 0, 0, 1, 4, 6, 2, 0, 0, 4, 8, 0, 0, 0, 5, 6, 0, 0, 0, 5, 8, 0, 1, -2, 6, 7, 0, -1, 0, 7, 8, -2, 1, 0, 7, 8, -1, 1, -1, 7, 8, 0, 1, -2) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.501 | 1.501 | 2.3812 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.17742 | 0.17742 | 0.25 |
| 0 | 0.41935 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.98609 | 0.98609 | 2.23021 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.17202 | 0.17202 | 0.25 |
| 0 | 0.93443 | 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 |
|---|---|---|---|---|---|
 |
hqc1690 | *22222 | (2,6,4) | {6,5} | {4.3.4.4.3.4}{3.4.4.4.4} |