s-net: sqc874
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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 | 12 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {8,4} |
| Vertex coordination sequence | [(8, 28, 62, 110, 172, 248, 338, 442, 560, 692), (4, 20, 54, 100, 160, 234, 322, 424, 540, 670)] |
| Wells’ vertex symbol | [4^14.6^14, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 1, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 3, 1, 0, 0, 1, 3, 1, 1, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 2, 4, 1, 0, 0, 2, 4, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.2768 | 1.2768 | 4.03759 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.375 |
| 0 | 0.75 | 0.125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.41408 | 1.41408 | 2.82976 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.375 |
| 0 | 0.75 | 0.125 |
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 |
|---|---|---|---|---|---|
 |
hqc53 | *2244 | (2,2,1) | {8,4} | {6.6.6.6.6.6.6.6}{6.6.6.6} |
