s-net: sqc118
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 8 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {6,6,4} |
| Vertex coordination sequence | [(6, 22, 54, 98, 174, 252, 370, 480, 638, 780), (6, 26, 54, 106, 166, 266, 360, 498, 624, 802), (4, 16, 40, 94, 152, 256, 342, 488, 602, 792)] |
| Wells’ vertex symbol | [4^4.5^8.6^3, 4^4.5^8.6^2.8, 5^5.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 0, 1, 1, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 3, 3, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.36363 | 1.67071 | 1.1809 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 0.5 |
| 0.5 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.27434 | 1.8881 | 1.09052 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc826 | *222222 | (3,4,2) | {4,6,6} | {6.6.6.6}{6.4.6.6.4.6}{6.6.4.6.6.4} |