s-net: sqc440
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 5 |
| Edges per primitive translational unit | 10 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,4,4,4} |
| Vertex coordination sequence | [(4, 12, 30, 62, 114, 178, 260, 368, 492, 644), (4, 12, 32, 70, 120, 186, 272, 378, 512, 660), (4, 12, 28, 54, 96, 156, 240, 344, 470, 612), (4, 10, 22, 40, 74, 134, 216, 321, 453, 604)] |
| Wells’ vertex symbol | [6^2.8^4, 6^4.8^2, 6^4.8^2, 4^2.6^4] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 4, 5, 1, 0, -1, 4, 5, 1, 0, 0, 4, 5, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.67041 | 2.8244 | 1.26337 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0 | 0.5 |
| 0.42857 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.45705 | 2.33312 | 1.1701 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0 | 0.5 |
| 0.32378 | 0 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1430 | *222222 | (4,6,2) | {4,4,4,4} | {4.8.8.4}{8.8.8.8}{8.8.8.8}{8.8.... |