s-net: sqc1663
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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) | (2,4) |
| Vertex degrees | {3,5} |
| Vertex coordination sequence | [(3, 8, 20, 44, 88, 146, 213, 290, 377, 474), (5, 12, 27, 52, 95, 154, 221, 298, 385, 482)] |
| Wells’ vertex symbol | [3.6^2, 3^2.6.7^2.8^3.9^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 3, 3, 0, -1, 0, 3, 5, 0, -1, 0, 3, 5, 0, 0, 0, 4, 6, -1, 0, 0, 4, 6, 0, 0, 0, 5, 7, 0, 0, 0, 6, 6, -1, 0, 0, 6, 8, 0, 0, 0, 7, 8, 0, -1, 1, 7, 8, 0, 0, 1, 8, 8, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.36417 | 1.36417 | 5.7894 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.08333 |
| 0 | 0 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00015 | 1.00015 | 7.46355 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.06699 |
| 0 | 0 | 0.18301 |
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 |
|---|---|---|---|---|---|
 |
hqc634 | *2224 | (2,4,3) | {5,3} | {8.3.6.3.8}{3.6.6} |