s-net: sqc8687
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 20 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 7, 19, 39, 74, 133, 223, 339, 465, 644), (6, 14, 26, 50, 96, 182, 278, 406, 562, 710)] |
| Wells’ vertex symbol | [3.8^2, 3^2.8^4.9^4.13^5] |
| 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, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 4, 0, 0, 0, 3, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 6, 0, 0, 0, 5, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 8, 0, 0, 0, 7, 15, 0, 0, 0, 8, 16, 0, 0, 0, 9, 10, 0, 0, 0, 9, 17, 0, 0, 0, 10, 18, 0, 0, 0, 11, 15, 0, 1, 0, 11, 19, 0, 0, 0, 12, 16, 0, 1, 0, 12, 20, 0, 0, 0, 13, 17, 1, -1, 0, 13, 20, 0, 0, 1, 14, 18, 1, -1, 0, 14, 19, 1, 0, 1, 15, 19, 0, -1, 0, 16, 20, 0, -1, 0, 17, 20, -1, 1, 1, 18, 19, 0, 1, 1, 19, 20, -1, 1, 0, 19, 20, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.30319 | 3.30319 | 4.8339 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.57143 | 0.14286 | 0.16667 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41693 | 1.41693 | 5.46215 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.23991 | 0.24111 | 0.1585 |
| 0 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1018 | *2224 | (2,4,3) | {3,6} | {8.8.3}{3.8.8.3.8.8} |