s-net: sqc4003
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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 | 22 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,20} |
| Vertex coordination sequence | [(3, 20, 138, 451, 980, 1724, 2684, 3860, 5252, 6860), (20, 140, 452, 980, 1724, 2684, 3860, 5252, 6860, 8684)] |
| Wells’ vertex symbol | [3.4.5, 3^4.4^70.5^8.6^76.7^8.8^20.9^4] |
| Systre key | (3, 1, 1, -2, -1, -1, 1, 1, -1, -1, -2, 1, 1, -1, -1, 0, 1, 1, -1, 0, 0, 1, 1, 0, -1, -1, 1, 1, 0, 0, -1, 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, 3, 0, 0, 0, 2, 7, -1, -1, 0, 3, 6, -2, -1, -1, 4, 6, 0, 0, 0, 4, 9, 1, 1, 2, 5, 7, 0, 0, 0, 5, 8, 0, 1, 1, 8, 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 |
|---|---|---|---|---|---|
| 1.62595 | 1.62595 | 1.3826 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.14286 | 0.28571 | 0.33333 |
| 0 | 1 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.1929 | 1.1929 | 0.87902 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.26487 | 0.70501 | 0.08665 |
| 0 | 1 | 0 |
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 |
|---|---|---|---|---|---|
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hqc1721 | *2244 | (2,5,4) | {3,20} | {8.4.3}{3.4.4.4.4.3.4.4.4.4.3.4.... |