s-net: sqc4260
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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) | (4,5) |
| Vertex degrees | {4,8,4,6} |
| Vertex coordination sequence | [(4, 20, 52, 118, 212, 346, 526, 746, 998, 1282), (8, 18, 52, 94, 176, 294, 456, 666, 912, 1194), (4, 16, 32, 84, 132, 234, 356, 548, 764, 1030), (6, 20, 38, 98, 154, 278, 426, 630, 862, 1142)] |
| Wells’ vertex symbol | [5^4.8^2, 3^4.4^4.5^8.6^7.7^4.9, 3^4.4^2, 3^4.4^4.5^6.6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 2, 1, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 2, 4, 0, -1, 0, 2, 4, 0, 0, 0, 3, 3, -1, -1, 0, 3, 6, 0, 0, 0, 5, 5, -1, 1, 0, 5, 6, 0, 0, 1, 6, 7, 0, 0, 0, 6, 7, 0, 1, 0, 6, 7, 1, 0, 0, 6, 7, 1, 1, 0, 6, 8, 0, 0, 0, 6, 8, 0, 1, 0, 7, 8, -1, 0, 0, 7, 8, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.29726 | 1.29726 | 5.8033 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0 | 0 | 0 |
| 0.5 | 0 | 0 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.34136 | 1.34136 | 5.2527 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0 | 0 | 0 |
| 0.5 | 0 | 0 |
| 0.5 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1848 | *22222 | (4,5,2) | {4,8,6,4} | {5.5.5.5}{5.3.3.5.5.3.3.5}{5.3.3... |