s-net: sqc2724
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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) | (4,5) |
| Vertex degrees | {4,4,6,4} |
| Vertex coordination sequence | [(4, 12, 40, 88, 176, 298, 492, 704, 992, 1300), (4, 15, 34, 87, 154, 299, 417, 672, 854, 1242), (6, 14, 48, 80, 174, 256, 466, 606, 938, 1150), (4, 17, 36, 95, 138, 273, 385, 662, 830, 1216)] |
| Wells’ vertex symbol | [6.7^4.11, 4.6^4.7, 4^4.6^6.7.8^4, 4^3.6^2.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 4, 0, 0, 0, 2, 4, 1, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, 0, 0, 1, 3, 4, 0, 1, 1, 3, 5, 0, 1, 1, 3, 6, 0, -1, 0, 5, 7, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, -1, 2, 1, 6, 8, 0, 1, 0, 7, 7, 0, -1, -1, 8, 8, -1, 2, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.40338 | 2.53422 | 2.03075 | 90.0 | 90.0028 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.75 | 0.25 |
| 0.25 | 0.625 | 0 |
| 0 | 0 | 0.5 |
| 0.25 | 0.25 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: C2/c
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.52017 | 1.2736 | 1.64835 | 90.0 | 110.2034 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.75 | 0.25 |
| 0.25 | 0.30755 | 0 |
| 0 | 0 | 0.5 |
| 0.75 | 0.20522 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc1231 | *222222 | (4,4,2) | {4,4,6,4} | {7.7.7.7}{7.7.7.7}{7.4.7.7.4.7}{... |