s-net: sqc978
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | lig |
| Keywords | sphere packing |
| Fisher-Koch-Sowa symbol | 3/8/t1 |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (1,2) |
| Vertex degrees | {3} |
| Vertex coordination sequence | [(3, 6, 12, 22, 35, 50, 69, 92, 116, 142)] |
| Wells’ vertex symbol | [8^2.10] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 1, 0, 0, 3, 7, 0, 0, 0, 4, 6, 0, 0, 1, 4, 7, 0, 1, 0, 5, 8, 0, 0, 0, 6, 8, 1, 1, 0, 7, 8, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.0 | 4.0 | 2.82843 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.0 | 4.0 | 2.82843 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 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 |
|---|---|---|---|---|---|
 |
hqc40 | *288 | (1,2,2) | {3} | {8.16.16} |