s-net: sqc2572
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {3,10,8,6} |
| Vertex coordination sequence | [(3, 22, 26, 110, 85, 292, 177, 554, 301, 896), (10, 14, 66, 58, 210, 138, 442, 250, 754, 394), (8, 16, 76, 66, 232, 146, 464, 258, 776, 402), (6, 34, 38, 146, 102, 338, 198, 610, 326, 962)] |
| Wells’ vertex symbol | [4^3, 4^12.6^28.8^5, 4^12.6^16, 4^12.6^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, 0, 0, 1, 3, 4, 1, 0, 1, 3, 5, 1, -1, 0, 3, 5, 1, -1, 1, 3, 6, 0, -1, 0, 3, 6, 0, -1, 1, 3, 7, 0, 0, 0, 3, 7, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.61134 | 1.61134 | 2.27878 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0 | 0.33333 |
| 0.5 | 0.5 | 0.5 |
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.22649 | 1.22649 | 2.1902 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1958 | 0 | 0.42262 |
| 0.5 | 0.5 | 0.5 |
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0 |
Edge end points:
