s-net: sqc3781
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 9 |
| Edges per primitive translational unit | 20 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,8} |
| Vertex coordination sequence | [(4, 13, 34, 64, 123, 170, 231, 326, 401, 489), (8, 16, 36, 98, 108, 166, 288, 320, 360, 570)] |
| Wells’ vertex symbol | [3.4.6.7^3, 3^4.6^4.7^12.8^8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 1, 8, 0, 0, 0, 1, 9, 0, 0, 0, 2, 4, 0, 0, 0, 2, 8, 1, 0, 0, 2, 9, 0, 1, 0, 3, 5, 0, 0, 0, 3, 8, 0, 1, 0, 3, 9, -1, 2, 0, 4, 5, 0, 0, 1, 4, 7, -1, 1, 1, 5, 6, 1, -1, -1, 6, 7, -2, 2, 1, 6, 8, 0, 0, 0, 7, 9, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.35934 | 2.35934 | 2.25471 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.08696 | 0.34783 | 0.16667 |
| 1 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.01073 | 2.01073 | 1.99868 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.08518 | 0.73352 | 0.08637 |
| 1 | 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 |
|---|---|---|---|---|---|
 |
hqc1297 | *2244 | (2,4,4) | {4,8} | {4.6.3.8}{3.6.3.6.3.6.3.6} |