s-net: sqc2957
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {3,8,4} |
| Vertex coordination sequence | [(3, 15, 44, 84, 142, 220, 302, 398, 520, 644), (8, 22, 48, 94, 156, 228, 314, 418, 532, 662), (4, 16, 36, 70, 124, 194, 274, 368, 480, 602)] |
| Wells’ vertex symbol | [4.6^2, 4^6.6^14.8^4.10^4, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 4, 0, 0, 1, 2, 7, -1, -1, 1, 3, 4, 0, 0, 1, 3, 6, -1, 0, 1, 4, 6, 0, -1, 1, 4, 7, 0, -1, 1, 4, 8, 0, 0, 0, 4, 8, 1, 0, 0, 5, 8, 0, 0, 0, 5, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.19816 | 3.47454 | 1.73703 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 0.25 | 0.25 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00003 | 3.14531 | 1.99973 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.13887 | 0.25 | 0.276 |
| 0 | 0 | 0 |
| 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 |
|---|---|---|---|---|---|
 |
hqc1116 | *222222 | (3,5,2) | {3,8,4} | {6.6.6}{6.6.6.6.6.6.6.6}{6.6.6.6} |