s-net: sqc442
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 5 |
| Edges per primitive translational unit | 10 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,4,4,4} |
| Vertex coordination sequence | [(4, 12, 28, 56, 112, 188, 288, 408, 548, 708), (4, 12, 32, 68, 126, 206, 306, 426, 566, 726), (4, 10, 22, 47, 94, 165, 260, 376, 512, 668), (4, 8, 16, 32, 66, 124, 206, 312, 438, 584)] |
| Wells’ vertex symbol | [6^2.7^4, 6^4.8.10, 4^2.6^3.7, 4^4.6^2] |
| 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, 3, 0, 0, -1, 3, 5, 0, 0, 0, 4, 4, 0, 0, -1, 4, 5, -1, 0, 0, 5, 5, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.86518 | 1.17014 | 1.81219 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0 | 0 |
| 0 | 0 | 0.25 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.08348 | 1.04143 | 0.9525 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0 | 0 |
| 0 | 0 | 0.2578 |
| 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 |
|---|---|---|---|---|---|
 |
hqc1440 | *222222 | (4,6,2) | {4,4,4,4} | {4.4.4.4}{4.12.12.4}{12.12.12.12... |