s-net: sqc2161
 |
|
| 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) | (2,4) |
| Vertex degrees | {3,5} |
| Vertex coordination sequence | [(3, 7, 20, 35, 55, 88, 117, 149, 194, 237), (5, 11, 22, 41, 63, 88, 119, 155, 196, 243)] |
| Wells’ vertex symbol | [3.8^2, 3^2.4^2.8^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 1, 0, 0, 2, 6, 0, 1, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 6, 0, 1, 0, 3, 7, -1, 0, 0, 3, 8, -1, 0, 0, 4, 5, 0, 0, 1, 4, 6, 0, 0, 0, 5, 6, 0, 0, 0, 7, 8, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.92133 | 2.92133 | 2.38525 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0 | 0.33333 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.41424 | 2.41424 | 2.73203 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.18301 |
| 0 | 0.29289 | 0.5 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc742 | *2224 | (2,4,3) | {5,3} | {4.8.3.3.8}{8.8.3} |
 |
hqc743 | *2244 | (2,4,3) | {5,3} | {4.16.3.3.16}{16.16.3} |
