s-net: sqc3783
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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, 12, 30, 54, 99, 166, 190, 267, 400, 400), (8, 16, 28, 90, 114, 112, 272, 306, 246, 560)] |
| Wells’ vertex symbol | [3.4^2.5.6.7, 3^4.8^12.9^12] |
| 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, 5, 0, 1, 0, 2, 6, 0, 0, 0, 2, 9, 1, 0, 0, 3, 4, -1, 1, 1, 3, 7, 0, 0, 0, 3, 8, 0, 0, 1, 4, 7, 2, -2, -1, 4, 8, 0, 0, 0, 5, 6, 1, -2, 0, 5, 9, 0, 0, 0, 6, 9, 0, 1, 0, 7, 8, -1, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.00556 | 3.00556 | 1.73519 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.4 | 0.2 |
| 0 | 0 | 1 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.67339 | 2.67339 | 0.52087 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.67591 | 0 | 0.03849 |
| 0 | 0 | 1 |
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 |
|---|---|---|---|---|---|
 |
hqc1290 | *2244 | (2,4,4) | {4,8} | {4.12.3.4}{3.12.3.12.3.12.3.12} |