s-net: sqc4223
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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 | 22 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,16,4,4} |
| Vertex coordination sequence | [(4, 30, 56, 247, 215, 687, 467, 1351, 815, 2239), (16, 24, 186, 118, 604, 284, 1270, 522, 2184, 832), (4, 28, 40, 246, 152, 716, 336, 1432, 592, 2396), (4, 60, 60, 364, 192, 900, 394, 1690, 668, 2728)] |
| Wells’ vertex symbol | [3^2.4.5^2.6, 3^8.4^4.5^8.6^62.7^20.8^18, 3^4.4^2, 5^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 1, 1, 2, 2, -1, 0, 2, 3, -1, 1, 1, 2, 3, 0, 0, 0, 2, 4, -1, 1, 1, 2, 4, 0, 0, 0, 2, 5, -1, 1, 1, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 6, 1, 0, 0, 2, 7, 0, 0, 0, 2, 7, 1, 0, 0, 2, 8, 0, 0, 0, 2, 8, 1, 0, 0, 3, 4, 0, 0, 0, 3, 5, -1, 1, 0, 4, 5, 0, 0, 0, 6, 7, 0, 0, 0, 6, 8, -1, 1, 0, 7, 8, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.8299 | 1.8299 | 1.95072 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.2 |
| 0.5 | 0.5 | 0 |
| 0 | 0.5 | 0 |
| 1 | 1 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.30204 | 1.30204 | 2.29293 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.39536 |
| 0.5 | 0.5 | 0 |
| 0 | 0.5 | 0 |
| 1 | 1 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1900 | *2244 | (4,5,2) | {4,16,4,4} | {5.3.3.5}{5.5.3.3.5.5.3.3.5.5.3.... |