s-net: sqc4136
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 22 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {7,4} |
| Vertex coordination sequence | [(7, 21, 44, 79, 125, 180, 247, 325, 412, 511), (4, 9, 28, 58, 99, 148, 209, 284, 365, 456)] |
| Wells’ vertex symbol | [3^3.4^9.5^4.6^3.7^2, 3^3.4^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 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, 2, 2, -1, 0, 0, 2, 3, 0, 1, 0, 2, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 3, -1, 0, 0, 3, 4, 0, 0, 0, 3, 6, 0, 0, 1, 3, 7, 0, -1, 0, 4, 5, 0, 0, 0, 4, 7, 0, -1, 0, 5, 6, 0, 0, 0, 5, 8, 0, -1, 0, 6, 6, -1, 0, 0, 6, 8, 0, -1, 0, 7, 8, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.06654 | 4.06654 | 1.62174 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.18182 | 0 | 0 |
| 0.04545 | 0.04545 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.87355 | 2.87355 | 1.12392 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.30449 | 0 |
| 0.21532 | 0.21532 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
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hqc1621 | *2224 | (2,5,5) | {7,4} | {4.4.3.3.3.4.4}{3.3.4.3} |
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hqc1622 | *2244 | (2,5,5) | {7,4} | {4.8.3.3.3.8.4}{3.3.4.3} |