s-net: sqc6980
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 28 |
| Transitivity (vertex,edge) | (3,3) |
| Vertex degrees | {4,3,3} |
| Vertex coordination sequence | [(4, 8, 16, 24, 30, 52, 72, 100, 116, 118), (3, 7, 13, 22, 35, 48, 71, 89, 110, 140), (3, 6, 12, 22, 35, 51, 64, 86, 112, 143)] |
| Wells’ vertex symbol | [8^4.10^2, 6.8^2, 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, 13, 1, 0, 0, 6, 14, 0, 0, 0, 7, 9, 0, 1, 0, 7, 15, 0, 0, 0, 8, 11, 0, 0, 1, 8, 16, 0, 0, 0, 9, 17, 0, 0, 0, 10, 12, 1, -1, -1, 10, 14, 0, -1, -1, 11, 15, 0, -1, -1, 12, 16, -1, 1, 0, 13, 17, -1, 1, 0, 14, 18, 0, 0, 0, 15, 18, -1, 1, 0, 16, 18, 0, 0, 0, 17, 18, 0, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.43117 | 4.43117 | 6.26662 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0 | 0.25 | 0.375 |
| 0.125 | 0.125 | 0.4375 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.18403 | 4.18403 | 6.03766 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0 | 0.30364 | 0.34443 |
| 0.15198 | 0.15198 | 0.41719 |
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 |
|---|---|---|---|---|---|
 |
hqc514 | *2224 | (3,3,2) | {3,3,4} | {6.8.6}{6.8.8}{8.8.8.8} |