s-net: sqc4870
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 24 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 7, 22, 48, 81, 121, 166, 217, 275, 340), (6, 17, 34, 58, 89, 126, 170, 222, 281, 346)] |
| Wells’ vertex symbol | [3.8^2, 3.4^5.6.8^6.9^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 3, -1, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 5, 0, 0, 0, 4, 9, 0, 1, 0, 5, 6, 0, 0, 1, 6, 7, 0, 0, 0, 7, 11, 0, 0, 0, 8, 8, -1, 0, 0, 8, 11, 0, -1, 0, 8, 12, 0, 0, 0, 9, 10, 0, 0, 0, 10, 12, 0, 0, 1, 11, 12, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.80743 | 3.80743 | 1.47435 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.15 | 0.25 | 0 |
| 0.35 | 0.35 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.93183 | 3.93183 | 1.00005 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.12717 | 0.307 | 0 |
| 0.37283 | 0.37283 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc1980 | *2244 | (2,5,5) | {6,3} | {4.4.8.3.8.4}{8.8.3} |
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hqc1988 | *4444 | (2,5,5) | {6,3} | {4.8.16.3.16.8}{16.8.3} |