s-net: sqc4080
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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, 254, 428, 650, 908, 1222, 1560, 1954), (3, 11, 53, 166, 334, 518, 778, 1034, 1406, 1710)] |
| Wells’ vertex symbol | [3^2.4^9.5^2.6^10.7^3.8^2, 3.4^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 0, 2, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, -2, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 1, 0, 0, 3, 5, 0, 0, 0, 4, 5, 0, 0, 0, 5, 5, -1, 0, 0, 5, 6, -2, -2, 1, 5, 6, -1, -1, 1, 5, 6, 0, 0, 1, 6, 6, -1, -2, 0, 6, 7, 0, 0, 0, 6, 8, 0, 0, 0, 7, 8, 1, 2, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.08303 | 1.08303 | 3.70033 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.1 |
| 0.25 | 0.25 | 0.75 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.68283 | 0.68283 | 3.64532 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.11563 |
| 0.04113 | 0.04113 | 0.75 |
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 |
|---|---|---|---|---|---|
 |
hqc1672 | *22222 | (2,6,4) | {8,3} | {4.4.4.3.3.4.4.4}{4.4.3} |