s-net: sqc1936
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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 | 16 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {4,6,3} |
| Vertex coordination sequence | [(4, 16, 36, 68, 132, 188, 252, 390, 452, 588), (6, 14, 38, 72, 128, 178, 280, 352, 474, 620), (3, 12, 30, 69, 121, 185, 251, 358, 462, 591)] |
| Wells’ vertex symbol | [5^4.7.8, 5^4.6^3.7^4.8^4, 5.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, -2, 0, 2, 5, 0, 0, 0, 3, 3, -1, 1, 0, 4, 6, 0, 0, 0, 5, 7, 0, 0, 0, 5, 7, 1, 0, 0, 6, 7, 0, 0, 1, 6, 7, 1, -2, 1, 7, 8, 0, 0, 0, 7, 8, 1, -1, 0, 8, 8, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.2644 | 1.2644 | 4.73221 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.2744 | 1.2744 | 4.63507 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.13241 |
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 |
|---|---|---|---|---|---|
 |
hqc803 | *22222 | (3,4,2) | {3,6,4} | {6.5.6}{6.5.5.6.5.5}{5.5.5.5} |