s-net: sqc8168
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 20 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 8, 12, 24, 42, 57, 72, 101, 138, 158), (3, 7, 14, 23, 37, 56, 79, 102, 124, 157)] |
| Wells’ vertex symbol | [6^4.10^2, 6^2.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 5, 12, 0, 0, 0, 5, 13, 0, 0, 0, 6, 14, 0, 0, 0, 6, 15, 0, 0, 0, 7, 13, 1, 0, 0, 7, 16, 0, 0, 0, 8, 15, 0, 0, 0, 8, 17, 0, 0, 0, 9, 10, 0, 1, 0, 9, 18, 0, 0, 0, 10, 16, 0, 0, 0, 11, 15, -1, -1, 0, 11, 19, 0, 0, 0, 12, 15, -1, -1, 0, 12, 20, 0, 0, 0, 13, 18, 0, 0, 0, 14, 16, 0, 0, 1, 14, 20, 1, 0, 0, 16, 19, 1, 1, -1, 17, 18, 0, 0, 1, 17, 19, 0, 1, 0, 18, 20, 1, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.16491 | 5.16491 | 4.00073 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.3 | 0.3 | 0 |
| 0.1 | 0.3 | 0.33333 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.14552 | 5.14552 | 4.02633 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.30107 | 0.30107 | 0 |
| 0.09717 | 0.30099 | 0.33338 |
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 |
|---|---|---|---|---|---|
 |
hqc85 | *248 | (2,2,2) | {3,4} | {8.6.6}{6.6.6.6} |