s-net: sqc2489
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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 | {5,4} |
| Vertex coordination sequence | [(5, 14, 35, 80, 157, 275, 424, 603, 805, 1026), (4, 12, 32, 72, 138, 230, 384, 554, 749, 986)] |
| Wells’ vertex symbol | [4^4.6^4.8^2, 4^2.6^3.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, -1, 0, 0, 2, 3, 0, 1, 0, 2, 5, 0, 0, 0, 3, 5, 0, -2, 0, 4, 4, -1, 0, 0, 4, 6, 0, 0, 0, 4, 7, 0, 0, 0, 5, 5, -1, -2, 0, 5, 8, 0, 0, 0, 6, 7, 1, 0, 0, 6, 7, 1, 1, 0, 6, 8, 0, 0, 1, 7, 8, -2, -2, 1, 8, 8, -1, -2, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.09776 | 1.09776 | 5.22644 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.125 |
| 0.16667 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.68864 | 0.68864 | 5.95823 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.16133 |
| 0.39276 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1040 | *22222 | (2,5,3) | {5,4} | {4.4.6.4.4}{4.4.6.6} |