s-net: sqc5
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | cds |
| Keywords | sphere packing |
| Fisher-Koch-Sowa symbol | 4/6/t4 |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 2 |
| Edges per primitive translational unit | 4 |
| Transitivity (vertex,edge) | (1,2) |
| Vertex degrees | {4} |
| Vertex coordination sequence | [(4, 12, 30, 58, 94, 138, 190, 250, 318, 394)] |
| Wells’ vertex symbol | [6^5.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 2, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.17157 | 1.17157 | 1.65685 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00003 | 1.00003 | 1.99994 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 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 |
|---|---|---|---|---|---|
 |
hqc12 | *248 | (1,1,1) | {4} | {8.8.8.8} |
