s-net: sqc3440
 |
|
| 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 | 20 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {12,4} |
| Vertex coordination sequence | [(12, 40, 114, 200, 308, 454, 636, 802, 1048, 1292), (4, 36, 76, 186, 296, 416, 584, 804, 978, 1242)] |
| Wells’ vertex symbol | [3^8.4^16.5^28.6^12.7^2, 3^2.4^2.5^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 1, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 1, 3, 0, 1, 1, 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, 1, 6, -1, 0, 1, 1, 6, 0, 0, 0, 2, 3, 1, -1, -1, 2, 3, 1, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 1, 0, 3, 5, 0, 0, -1, 3, 5, 1, 0, -1, 3, 6, -1, -1, 0, 3, 6, 0, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/a
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.82998 | 1.82998 | 2.11357 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.125 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/a
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.68449 | 1.68449 | 2.40223 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.125 |
| 0 | 0 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc158 | *2244 | (2,2,2) | {12,4} | {3.8.3.3.8.3.3.8.3.3.8.3}{3.8.3.8} |