s-net: sqc4487
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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 | 22 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {4,3} |
| Vertex coordination sequence | [(4, 9, 18, 37, 68, 110, 167, 239, 318, 408), (3, 8, 19, 36, 61, 104, 153, 218, 302, 384)] |
| Wells’ vertex symbol | [4^2.6^2.8^2, 6.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 1, 0, 3, 7, 0, 0, 0, 4, 6, 0, 0, 0, 4, 6, 1, 0, 0, 4, 8, 0, 0, 0, 5, 9, 0, 0, 0, 6, 10, 0, 0, 0, 7, 9, 0, 2, 0, 7, 9, 1, 0, 0, 7, 11, 0, 0, 0, 8, 10, 1, -1, 0, 8, 12, 0, 0, 0, 9, 12, 0, 0, 1, 10, 11, -2, 0, -1, 11, 12, 0, 2, 1, 11, 12, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.83839 | 1.83839 | 4.85938 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.28906 | 0.23438 | 0.66667 |
| 0.11719 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41408 | 1.41408 | 5.7007 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25457 | 0.24543 | 0.66231 |
| 0.35354 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1636 | *22222 | (2,5,4) | {4,3} | {4.8.6.4}{6.8.8} |