s-net: sqc6870
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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 | 28 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 9, 17, 30, 48, 74, 103, 129, 162, 202), (3, 6, 14, 29, 50, 73, 94, 124, 171, 216)] |
| Wells’ vertex symbol | [4^2.6.8^2.10, 4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 1, 0, 0, 2, 5, 1, 0, 0, 2, 6, 0, 0, 0, 3, 5, 1, 0, 0, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 4, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 8, 0, 1, 0, 7, 9, 0, 1, 0, 8, 13, 0, 0, 0, 9, 14, 0, 0, 0, 10, 11, 0, 0, 1, 10, 12, 0, 0, 1, 11, 15, 0, 0, 0, 12, 16, 0, 0, 0, 13, 14, -1, 0, -1, 13, 15, -1, -1, 0, 13, 16, 0, 0, 0, 14, 15, 1, -1, 1, 14, 16, 0, 0, 1, 15, 16, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.1428 | 4.1428 | 2.21399 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.17857 | 0.25 |
| 0.25 | 0.60714 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/nnm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.41411 | 4.41411 | 1.41448 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.13674 | 0.25 |
| 0.25 | 0.58981 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc348 | *2224 | (2,4,3) | {4,3} | {4.8.8.4}{8.4.8} |