s-net: sqc2649
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {4,4,4,8} |
| Vertex coordination sequence | [(4, 16, 26, 68, 74, 152, 146, 272, 238, 430), (4, 12, 36, 50, 100, 110, 204, 194, 340, 294), (4, 12, 28, 56, 78, 132, 148, 250, 244, 396), (8, 12, 40, 50, 112, 108, 218, 184, 360, 302)] |
| Wells’ vertex symbol | [3^2.4.6^2.7, 6^4.8^2, 6^4.8^2, 3^4.6^8.7^8.8^4.9^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 2, 4, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 0, 0, 3, 7, 0, 0, 0, 4, 6, 0, 0, 1, 5, 7, 0, 0, 1, 6, 8, 0, 0, 0, 6, 8, 1, 0, 0, 7, 8, 0, 0, 0, 7, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.02563 | 2.02563 | 2.77391 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.1 |
| 0 | 0.5 | 0.5 |
| 1 | 0 | 0.5 |
| 0.5 | 0.5 | 1 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.84985 | 1.84985 | 2.97657 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.16223 |
| 0 | 0.5 | 0.5 |
| 1 | 0 | 0.5 |
| 0.5 | 0.5 | 1 |
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 |
|---|---|---|---|---|---|
 |
hqc1158 | *2244 | (4,4,2) | {4,8,4,4} | {3.6.6.3}{3.6.3.6.3.6.3.6}{6.6.6... |