s-net: sqc8009
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {3,5} |
| Vertex coordination sequence | [(3, 6, 15, 34, 59, 89, 127, 170, 217, 271), (5, 13, 26, 46, 73, 105, 142, 185, 234, 290)] |
| Wells’ vertex symbol | [4^2.6, 4^5.6^4.8] |
| Systre key | (3, 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, 3, 1, 0, 0, 2, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 6, 0, 1, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 10, 0, 0, 0, 5, 13, 0, 0, 0, 6, 12, 0, 0, 0, 6, 14, 0, 0, 0, 7, 11, 0, 0, 1, 7, 14, 0, 1, 0, 8, 9, 1, 0, 0, 8, 12, 0, 1, 0, 8, 13, 1, 1, -1, 9, 12, 0, 1, 0, 9, 15, 0, 0, 0, 10, 16, 0, 0, 0, 11, 15, 0, 0, 0, 12, 16, 1, 0, -1, 13, 16, 0, 0, 0, 14, 15, 0, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.91983 | 4.57414 | 4.57756 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1875 | 0.03571 | 0.28571 |
| 0.0625 | 0.10714 | 0.35714 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.84363 | 3.46638 | 3.3603 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.18798 | 0.14424 | 0.28441 |
| 0.06374 | 0.14425 | 0.3512 |
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 |
|---|---|---|---|---|---|
 |
hqc2418 | *22222 | (2,7,6) | {5,3} | {4.8.4.4.4}{4.4.8} |