s-net: sqc1810
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 20, 56, 108, 188, 278, 408, 522, 703, 853), (4, 16, 52, 106, 176, 290, 372, 568, 638, 934)] |
| Wells’ vertex symbol | [3^2.4^2.5^2.6^6.7^2.8, 3^2.6^2.7^2] |
| Systre key | (3, 1, 2, -1, 2, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 1, -2, 0, 2, 4, -1, 0, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 5, 0, 2, 1, 4, 6, 0, 0, 1, 5, 6, 0, -2, 0, 5, 6, 0, -1, 0, 5, 6, 0, 0, 0, 5, 6, 1, -2, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.23653 | 1.23653 | 3.41014 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.4 | 0 |
| 0.5 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.69808 | 0.69808 | 3.83627 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.06918 | 0 |
| 0.5 | 0.5 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc642 | *22222 | (2,4,3) | {6,4} | {4.3.6.6.3.4}{3.6.3.6} |