s-net: sqc8664
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 8, 22, 46, 77, 116, 171, 224, 281, 366), (6, 16, 35, 64, 98, 142, 198, 256, 325, 408)] |
| Wells’ vertex symbol | [3.4^2, 3^2.4^4.6^6.7^2.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, -1, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 7, 0, 1, 0, 5, 11, 0, 0, 0, 5, 11, 1, 0, 0, 5, 12, 0, 0, 0, 5, 13, 0, 0, 0, 6, 8, 0, 0, 0, 6, 8, 1, 0, 0, 6, 9, 0, 0, 0, 6, 10, 0, 0, 0, 6, 11, 0, 0, 1, 7, 14, 0, 0, 0, 7, 14, 1, 0, 0, 7, 15, 0, 0, 0, 7, 16, 0, 0, 0, 8, 9, 0, 0, 0, 8, 10, -1, 0, 0, 8, 14, 0, 0, 1, 11, 12, 0, 0, 0, 11, 13, -1, 0, 0, 11, 14, 0, 1, 0, 12, 15, 0, 1, 0, 13, 16, 0, 1, 0, 14, 15, 0, 0, 0, 14, 16, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.7259 | 6.7259 | 2.24175 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.22222 | 0.27778 | 0.25 |
| 0.22222 | 0.33333 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.02398 | 4.02398 | 1.69679 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16904 | 0.33096 | 0.25 |
| 0.21305 | 0.37502 | 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 |
|---|---|---|---|---|---|
 |
hqc994 | *2224 | (2,5,3) | {6,3} | {8.3.4.4.3.8}{3.4.4} |