s-net: sqc7860
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,8} |
| Vertex coordination sequence | [(4, 14, 40, 83, 138, 204, 282, 372, 474, 588), (8, 26, 56, 98, 152, 218, 296, 386, 488, 602)] |
| Wells’ vertex symbol | [3^2.4^3.5, 3^2.4^8.5^4.6^10.8^4] |
| 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, 3, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 3, 8, 0, 0, 0, 3, 10, 0, 0, 0, 4, 8, 0, 0, 1, 4, 8, 1, 0, 1, 4, 9, 0, 0, 1, 4, 10, 0, -1, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 8, 0, 0, 1, 5, 8, 0, 1, 1, 5, 9, -1, 0, 0, 5, 10, 0, 0, 1, 5, 11, 0, 1, 1, 5, 12, -1, 0, -1, 6, 7, 0, 0, 0, 6, 8, 1, 1, 2, 6, 12, 0, 0, 0, 7, 8, 1, 1, 2, 7, 11, 0, 1, 1, 9, 12, 0, 0, -1, 10, 11, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.06815 | 3.06815 | 3.4794 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.28571 | 0.35714 | 0 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.0029 | 2.0029 | 2.84133 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.10156 | 0.25077 | 0 |
| 0.25 | 0.25 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc725 | *2224 | (2,4,3) | {8,4} | {4.4.3.4.4.4.3.4}{4.4.3.3} |