s-net: sqc8050
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {4,4} |
| Vertex coordination sequence | [(4, 8, 18, 28, 51, 72, 102, 124, 167, 204), (4, 8, 16, 29, 51, 73, 99, 130, 170, 200)] |
| Wells’ vertex symbol | [3^2.4.7.8.9, 3.4.7^3.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 6, 1, 0, 0, 5, 11, 0, 0, 0, 5, 12, 0, 0, 0, 6, 11, -1, 0, 0, 6, 12, -1, 0, 0, 7, 11, 0, 1, 0, 7, 13, 0, 0, 0, 7, 14, 0, 0, 0, 8, 11, 0, 1, 0, 8, 15, 0, 0, 0, 8, 16, 0, 0, 0, 9, 12, 0, 0, 1, 9, 15, 0, -1, 0, 9, 16, 0, -1, 0, 10, 12, 0, 0, 1, 10, 13, 1, 0, 1, 10, 14, 1, 0, 1, 13, 14, 0, 0, 0, 13, 16, -1, 0, -1, 14, 15, 0, 0, -1, 15, 16, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 5.22934 | 5.22934 | 3.6977 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0.25 | 0.04167 |
| 0.41667 | 0.125 | 0.20833 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I-42d
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.80642 | 4.80642 | 3.41412 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.31595 | 0.28725 | 0.26174 |
| 0.41616 | 0.11019 | 0.20049 |
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 |
|---|---|---|---|---|---|
 |
hqc730 | *2244 | (2,4,3) | {4,4} | {4.16.3.16}{16.16.3.3} |