s-net: sqc2040
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {8,4,4} |
| Vertex coordination sequence | [(8, 28, 70, 140, 234, 360, 504, 674, 868, 1088), (4, 24, 66, 134, 228, 344, 494, 662, 856, 1074), (4, 20, 54, 114, 210, 322, 464, 632, 820, 1034)] |
| Wells’ vertex symbol | [4^4.5^14.6^9.8, 4^4.6^2, 5^5.6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 3, 3, -1, -1, 0, 3, 5, -1, -1, -1, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 3, 6, 1, 0, 0, 4, 4, 0, 0, -1, 4, 5, -1, -1, 0, 4, 5, 0, -1, 0, 4, 6, 0, -1, 0, 4, 6, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.82803 | 1.85105 | 1.85074 | 90.0 | 102.5904 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.25 | 0 |
| 0.25 | 0.75 | 0 |
| 0 | 0.58333 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.65515 | 1.94843 | 0.99358 | 90.0 | 92.8273 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.75 |
| 0 | 0.25 | 0.25 |
| 0.25 | 0.39419 | 0.75 |
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 |
|---|---|---|---|---|---|
 |
hqc822 | *222222 | (3,4,2) | {8,4,4} | {6.5.5.6.6.5.5.6}{6.5.6.5}{5.5.5.5} |