s-net: sqc4203
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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) | (2,6) |
| Vertex degrees | {8,3} |
| Vertex coordination sequence | [(8, 34, 112, 252, 428, 646, 908, 1214, 1560, 1946), (3, 12, 53, 160, 320, 514, 754, 1038, 1362, 1726)] |
| Wells’ vertex symbol | [3^2.4^8.5^2.6^11.7^5, 3.4^2] |
| Systre key | (3, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 2, 2, 0, 0, 1, 3, 0, -1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, -2, -1, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 6, 2, 1, 0, 3, 7, 0, 0, 0, 4, 4, 0, -1, 0, 4, 5, 0, 0, 1, 4, 5, 1, 1, 1, 4, 5, 2, 2, 1, 4, 7, 0, -1, 0, 4, 7, 0, 0, 0, 5, 5, -2, -1, 0, 5, 8, 0, 0, 0, 5, 8, 2, 1, 0, 6, 8, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.99767 | 0.99767 | 3.99066 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.08333 |
| 0.5 | 0.5 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.69644 | 0.69644 | 3.55273 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.1177 |
| 0.5 | 0.5 | 0.12318 |
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 |
|---|---|---|---|---|---|
 |
hqc1625 | *22222 | (2,6,4) | {8,3} | {4.4.3.4.4.3.4.4}{3.4.4} |