s-net: sqc3365
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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 | 20 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {4,6} |
| Vertex coordination sequence | [(4, 16, 52, 128, 238, 396, 574, 830, 1078, 1420), (6, 24, 68, 142, 268, 418, 626, 852, 1140, 1442)] |
| Wells’ vertex symbol | [5^4.6.8, 4^2.5^6.6^5.7^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 2, 5, -1, 1, 0, 2, 5, 0, 0, 0, 3, 6, -1, 0, 2, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 7, 0, 0, 1, 4, 6, -1, 0, 2, 4, 6, -1, 1, 0, 4, 8, 0, 0, 0, 4, 8, 0, 0, 1, 5, 6, 0, 0, 0, 5, 6, 0, 0, 1, 7, 8, 0, -1, 1, 7, 8, 1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.89469 | 1.89469 | 1.33975 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.30078 | 1.30078 | 1.83276 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.5 |
| 0 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc177 | 2*222 | (2,3,1) | {4,6} | {5.5.5.5}{5.5.5.5.5.5} |