s-net: sqc1769
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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 | 16 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {4,4,4} |
| Vertex coordination sequence | [(4, 12, 32, 76, 142, 254, 388, 564, 770, 1012), (4, 10, 24, 58, 116, 206, 328, 484, 662, 882), (4, 12, 28, 68, 128, 232, 350, 502, 706, 904)] |
| Wells’ vertex symbol | [6^4.9.10, 4^2.6^3.8, 6^4.9.10] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 6, 0, 0, 1, 4, 7, -1, -1, 1, 4, 8, 1, 0, 0, 5, 5, -1, 0, 1, 6, 7, -1, 0, 0, 6, 8, 1, -1, -1, 7, 8, 2, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.86967 | 1.86967 | 2.24323 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.4 | 0.4 | 0.25 |
| 0 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.56855 | 1.56855 | 2.75365 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.39163 | 0.39163 | 0.25 |
| 0 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc666 | *22222 | (3,5,2) | {4,4,4} | {4.6.6.4}{6.6.6.6}{6.6.6.6} |