s-net: sqc142
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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 | 8 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,4,4,4} |
| Vertex coordination sequence | [(4, 12, 24, 48, 88, 154, 228, 326, 436, 572), (4, 12, 32, 62, 104, 162, 236, 334, 442, 570), (4, 12, 30, 62, 98, 156, 232, 320, 432, 556), (4, 12, 28, 50, 94, 148, 218, 312, 420, 546)] |
| Wells’ vertex symbol | [5^4.7.8, 6^4.8^2, 5.6.7^4, 5^4.6.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 0, 1, 4, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.39566 | 2.41736 | 1.39566 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.5 |
| 0.5 | 0 | 0.5 |
| 0.5 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.40419 | 2.38334 | 1.40414 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0.5 |
| 0.5 | 0 | 0.5 |
| 0.5 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc12 | *248 | (1,1,1) | {4} | {8.8.8.8} |