s-net: sqc2894
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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 | 18 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {4,5} |
| Vertex coordination sequence | [(4, 9, 21, 52, 101, 170, 262, 368, 495, 648), (5, 16, 40, 82, 143, 223, 323, 443, 582, 740)] |
| Wells’ vertex symbol | [4^4.6^2, 4^3.6^5.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 2, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 4, 0, 1, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 3, 6, 0, 0, 0, 3, 6, 1, 0, 0, 3, 6, 2, 0, 0, 4, 5, 0, 0, 1, 4, 5, 2, 0, 1, 4, 7, 0, 0, 0, 5, 8, 0, 0, 0, 7, 8, 0, 0, 1, 7, 8, 1, 0, 1, 7, 8, 2, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.2999 | 3.2999 | 0.98162 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.52083 | 0 |
| 0 | 0.64583 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.728 | 1.728 | 0.81938 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.18097 | 0 | 0 |
| 0.54437 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc927 | *2244 | (2,5,4) | {5,4} | {4.8.4.4.8}{4.4.4.4} |