s-net: sqc951
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {8,4} |
| Vertex coordination sequence | [(8, 32, 110, 222, 366, 542, 750, 990, 1262, 1566), (4, 22, 80, 196, 340, 516, 724, 964, 1236, 1540)] |
| Wells’ vertex symbol | [3^4.4^2.6^13.7^4.8^5, 3^2.6^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 2, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -2, -1, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 0, 0, 2, 4, 2, 1, 0, 3, 3, 0, -1, 0, 3, 4, 1, 0, -1, 3, 4, 1, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.0207 | 1.0207 | 2.0414 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.87891 | 0.87891 | 2.48462 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc282 | *22222 | (2,3,2) | {8,4} | {3.6.6.3.3.6.6.3}{3.6.3.6} |