s-net: sqc1748
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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) | (2,4) |
| Vertex degrees | {5,3} |
| Vertex coordination sequence | [(5, 13, 28, 63, 131, 236, 373, 533, 716, 917), (3, 9, 28, 59, 105, 185, 320, 480, 658, 864)] |
| Wells’ vertex symbol | [4^3.6.8^4.9^2, 4.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 1, 0, 2, 5, 0, 0, 0, 3, 5, 0, 0, 0, 4, 4, -1, 0, 0, 4, 6, 0, 0, 0, 4, 7, 0, 0, 0, 5, 5, -1, 2, 0, 5, 8, 0, 0, 0, 6, 7, -1, 1, 0, 6, 8, 0, 0, 1, 7, 8, 0, 0, 1, 8, 8, -1, 2, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.1879 | 1.1879 | 5.04029 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.125 |
| 0.25 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.71071 | 0.71071 | 4.1395 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.12902 |
| 0.19167 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc674 | *22222 | (2,4,3) | {5,3} | {4.8.4.8.4}{8.8.4} |