s-net: sqc885
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| Keywords | sphere packing |
| Fisher-Koch-Sowa symbol | 6/4/t7 |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (1,2) |
| Vertex degrees | {6} |
| Vertex coordination sequence | [(6, 18, 38, 66, 102, 146, 198, 258, 326, 402)] |
| Wells’ vertex symbol | [4^11.6^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 3, 1, 0, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 2, 4, 1, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 0, 1, 3, 4, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.46556 | 2.46556 | 1.42349 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.33333 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.35747 | 2.35747 | 1.49015 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.29995 | 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 |
|---|---|---|---|---|---|
 |
hqc5 | *246 | (1,1,1) | {6} | {4.4.4.4.4.4} |