s-net: sqc1639
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 9 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {3,3,8} |
| Vertex coordination sequence | [(3, 6, 20, 59, 144, 263, 394, 556, 744, 938), (3, 11, 36, 92, 186, 307, 448, 610, 797, 1008), (8, 32, 84, 160, 254, 380, 532, 690, 872, 1112)] |
| Wells’ vertex symbol | [6^2.8, 6^2.8, 4^4.6^10.8^10.10^4] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 7, -1, -1, 1, 4, 9, 0, 0, 1, 5, 6, -2, 0, 1, 5, 8, -1, 1, 1, 6, 9, 1, 0, 0, 7, 8, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.99493 | 1.99493 | 3.08975 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1 | 0.5 | 0.5 |
| 0.2 | 0.2 | 0.33333 |
| 1 | 1 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00264 | 1.00264 | 3.27033 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.4973 | 0.5 | 0.5 |
| 0.1711 | 0.1711 | 0.29671 |
| 1 | 1 | 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 |
|---|---|---|---|---|---|
 |
hqc831 | *2244 | (3,4,2) | {8,3,3} | {6.6.6.6.6.6.6.6}{6.8.6}{6.6.8} |