s-net: sqc1823
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {3,8,8,4} |
| Vertex coordination sequence | [(3, 10, 37, 83, 150, 227, 332, 439, 585, 720), (8, 30, 64, 130, 184, 306, 368, 558, 616, 886), (8, 28, 68, 118, 204, 272, 416, 490, 704, 772), (4, 22, 64, 118, 188, 290, 376, 538, 628, 862)] |
| Wells’ vertex symbol | [4.5^2, 4^6.5^8.6^4.7^4.8^2.9^4, 4^12.5^4.6^8.7^4, 4^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 2, 3, 0, 1, 0, 2, 3, 1, 0, 0, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 5, -1, 0, 0, 4, 6, 0, -1, 0, 5, 7, 1, 0, -1, 6, 7, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.08188 | 2.08188 | 2.87523 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.83333 | 0 | 0.05 |
| 0.5 | 0 | 0.25 |
| 0 | 0 | 0.5 |
| 0 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.63374 | 1.63374 | 2.31216 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.29615 | 0.15749 |
| 0.5 | 0 | 0.25 |
| 0 | 0 | 0.5 |
| 0 | 0.5 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc747 | *4444 | (4,4,2) | {3,8,8,4} | {4.7.7}{7.7.7.7.7.7.7.7}{7.7.7.7... |