s-net: sqc170
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | scu |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 8 |
| Transitivity (vertex,edge) | (2,1) |
| Vertex degrees | {4,8} |
| Vertex coordination sequence | [(4, 20, 28, 94, 76, 214, 148, 382, 244, 598), (8, 14, 56, 50, 152, 110, 296, 194, 488, 302)] |
| Wells’ vertex symbol | [4^4.6^2, 4^16.6^12] |
| 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, 1, 3, 1, 0, 0, 1, 3, 1, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.63299 | 1.63299 | 1.1547 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.63299 | 1.63299 | 1.1547 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc26 | *248 | (2,1,1) | {4,8} | {4.4.4.4}{4.4.4.4.4.4.4.4} |
 |
hqc96 | *2244 | (2,1,2) | {4,8} | {4.8.4.8}{4.8.4.8.4.8.4.8} |