s-net: sqc7990
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {3,5} |
| Vertex coordination sequence | [(3, 7, 20, 29, 43, 73, 108, 123, 151, 203), (5, 11, 19, 30, 56, 76, 98, 125, 173, 203)] |
| Wells’ vertex symbol | [3.8^2, 3^2.4^2.6^2.7^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 8, 0, 1, 0, 5, 10, 1, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 7, 0, 0, 1, 6, 9, 0, 1, 0, 6, 12, 0, 0, 0, 6, 13, 0, 0, 0, 7, 9, 0, 1, -1, 8, 10, 1, -1, 0, 8, 11, 0, -1, 0, 8, 14, 0, 0, 0, 9, 13, 0, -1, 0, 9, 14, 0, 0, 0, 11, 15, 0, 0, 0, 12, 14, 0, 0, 0, 12, 15, 0, -1, 1, 12, 16, 0, 0, 0, 13, 16, -1, 1, 0, 14, 15, 0, -1, 1, 14, 16, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.28648 | 5.28648 | 3.34346 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.2 | 0.4 | 0 |
| 0.4 | 0 | 0.375 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.85806 | 4.85806 | 3.42214 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.22878 | 0.37433 | 0 |
| 0.39766 | 0 | 0.35389 |
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 |
|---|---|---|---|---|---|
 |
hqc742 | *2224 | (2,4,3) | {5,3} | {4.8.3.3.8}{8.8.3} |