s-net: sqc1139
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|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 14 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {8,6} |
| Vertex coordination sequence | [(8, 32, 72, 138, 228, 348, 484, 642, 820, 1020), (6, 28, 76, 144, 236, 352, 492, 650, 828, 1026)] |
| Wells’ vertex symbol | [3^4.4^10.5^10.6^4, 3^2.4^4.5^8.7] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, -1, 0, 2, 4, 0, -1, 0, 2, 4, 0, 0, 0, 3, 3, -1, 1, 0, 3, 4, 0, -1, 1, 3, 4, 0, 0, 1, 4, 4, -1, 0, 0, 4, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.97829 | 0.97829 | 3.09303 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0 | 0 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.84293 | 0.84293 | 3.76155 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0 |
| 0 | 0 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc469 | *22222 | (2,4,2) | {8,6} | {3.4.4.3.3.4.4.3}{3.4.4.3.4.4} |