s-net: sqc149
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 8 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {4,4,4} |
| Vertex coordination sequence | [(4, 12, 28, 56, 102, 160, 230, 324, 430, 542), (4, 10, 22, 42, 80, 142, 214, 296, 400, 514), (4, 12, 26, 50, 94, 144, 212, 304, 396, 512)] |
| Wells’ vertex symbol | [6^5.8, 4^2.6^4, 6^5.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 3, 4, 0, 0, 1, 3, 4, 0, 1, 1, 3, 4, 0, 2, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.71623 | 1.77904 | 1.12488 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.42857 | 0 | 0.5 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.18355 | 1.17108 | 1.01213 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.36775 | 0 | 0.5 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc668 | *222222 | (3,5,2) | {4,4,4} | {4.12.12.4}{12.12.12.12}{12.12.1... |