s-net: sqc4121
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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) | (2,5) |
| Vertex degrees | {4,7} |
| Vertex coordination sequence | [(4, 11, 27, 56, 98, 149, 209, 282, 365, 457), (7, 21, 44, 79, 125, 180, 247, 325, 412, 511)] |
| Wells’ vertex symbol | [3.4^5, 3^2.4^11.5^2.6^6] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, -1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 1, 0, 2, 5, 0, 1, 0, 2, 6, -1, 0, 0, 2, 6, 0, 0, 0, 3, 3, -1, 0, 0, 3, 5, 0, 0, 1, 3, 7, -1, 0, 0, 3, 7, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 5, -1, 0, 0, 5, 8, -1, 0, 0, 5, 8, 0, 0, 0, 6, 7, 0, 1, 0, 6, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.8883 | 3.8883 | 1.22926 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.1 | 0 |
| 0.2 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.17136 | 2.17136 | 1.00608 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25171 | 0 |
| 0 | 0.25219 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1732 | *2244 | (2,5,5) | {7,4} | {4.3.4.4.4.3.4}{3.4.4.4} |