s-net: sqc1757
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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 | {4,4,4} |
| Vertex coordination sequence | [(4, 8, 18, 48, 92, 148, 222, 310, 408, 528), (4, 6, 16, 42, 90, 140, 202, 302, 384, 500), (4, 12, 28, 56, 94, 160, 232, 326, 438, 550)] |
| Wells’ vertex symbol | [3^2.4.9^3, 3^2.9^2.10^2, 9^4.10^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 2, 5, 0, 0, 0, 3, 6, -2, -1, 0, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 5, 0, -1, 0, 4, 5, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, 0, 0, 0, 6, 7, 2, 1, 0, 7, 8, 0, 0, 1, 8, 8, -1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.36319 | 1.36319 | 5.27841 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.3 |
| 0.5 | 0.5 | 0.25 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.11533 | 1.11533 | 6.16071 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.16371 |
| 0.5 | 0.5 | 0.25 |
| 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 |
|---|---|---|---|---|---|
 |
hqc819 | *22222 | (3,4,2) | {4,4,4} | {3.10.10.3}{3.10.3.10}{10.10.10.10} |