s-net: sqc2979
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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) | (2,5) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 10, 28, 53, 86, 126, 170, 225, 286, 351), (6, 16, 32, 60, 92, 128, 178, 230, 288, 360)] |
| Wells’ vertex symbol | [3.8^2, 3^2.4^4.5^4.6^2.7^2.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 4, 0, 1, 0, 2, 6, -1, 1, 0, 2, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 0, 0, 3, 5, 0, 0, 1, 4, 5, -1, 0, 0, 4, 6, -1, 1, 0, 6, 7, 0, -1, 0, 6, 8, 1, -1, 0, 7, 8, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.03642 | 4.98895 | 4.99236 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.125 | 0.375 |
| 0.25 | 0.25 | 0.125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00003 | 5.46399 | 4.00011 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.09151 | 0.37513 |
| 0.25 | 0.25 | 0.125 |
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 |
|---|---|---|---|---|---|
 |
hqc987 | *22222 | (2,5,3) | {6,3} | {4.3.8.8.3.4}{3.8.8} |