s-net: sqc811
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (5,6) |
| Vertex degrees | {4,4,4,4,4} |
| Vertex coordination sequence | [(4, 8, 18, 42, 68, 118, 166, 248, 329, 451), (4, 12, 34, 66, 110, 170, 250, 330, 438, 538), (4, 12, 32, 78, 120, 194, 256, 358, 440, 570), (4, 6, 16, 36, 68, 108, 162, 232, 308, 438), (4, 12, 28, 58, 100, 150, 222, 312, 410, 536)] |
| Wells’ vertex symbol | [3^2.4.7.8^2, 6.7^4.10, 6^4.7.8, 3^2.8^2.9^2, 7^4.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 4, 5, 0, -1, 0, 4, 6, -1, 0, 0, 4, 6, 0, 0, 0, 5, 6, -1, 1, 0, 5, 6, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.97488 | 1.48691 | 2.21746 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.4 |
| 0.5 | 0 | 0 |
| 0.5 | 0 | 0.5 |
| 0 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.19173 | 1.30393 | 2.54526 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.28362 |
| 0.5 | 0 | 0 |
| 0.5 | 0 | 0.5 |
| 0 | 0.5 | 0.5 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc2025 | *222222 | (5,6,2) | {4,4,4,4,4} | {3.9.9.3}{3.9.3.9}{9.9.9.9}{9.9.... |