s-net: sqc8837
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 22 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,3,3,4} |
| Vertex coordination sequence | [(4, 10, 20, 34, 50, 66, 98, 132, 160, 188), (3, 6, 12, 24, 43, 67, 92, 122, 157, 191), (3, 5, 8, 18, 38, 64, 90, 115, 151, 193), (4, 4, 4, 12, 32, 60, 88, 114, 140, 186)] |
| Wells’ vertex symbol | [9^3.11^3, 4.9^2, 4^2.6, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 15, 0, 0, 0, 7, 16, 0, 0, 0, 8, 16, 0, 0, 0, 8, 17, 0, 0, 0, 9, 18, 0, 0, 0, 9, 19, 0, 0, 0, 10, 19, 0, 0, 0, 10, 20, 0, 0, 0, 11, 18, 0, 1, 0, 11, 19, 0, 1, 0, 12, 19, 0, 1, 0, 12, 20, 0, 1, 0, 13, 15, 0, 0, 1, 13, 16, 0, 0, 1, 14, 16, 0, 0, 1, 14, 17, 0, 0, 1, 15, 21, 0, 0, 0, 17, 22, 0, 0, 0, 18, 22, 0, 0, 1, 20, 21, -1, -1, 0, 21, 22, 0, 1, 0, 21, 22, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.64083 | 7.64083 | 3.70014 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.30556 | 0.375 |
| 0.10714 | 0.41667 | 0.29167 |
| 0.00794 | 0.06349 | 0 |
| 0 | 1 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.0365 | 7.0365 | 1.93034 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.2686 | 0.375 |
| 0.147 | 0.36465 | 0.30553 |
| 0.00582 | 0.35801 | 0.25127 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1225 | *2244 | (4,4,2) | {4,3,3,4} | {20.20.20.20}{20.4.20}{20.4.4}{4... |