s-net: sqc8135
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | umi |
| Keywords | sphere packing |
| Fisher-Koch-Sowa symbol | 4/4/t58 |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (1,4) |
| Vertex degrees | {4} |
| Vertex coordination sequence | [(4, 10, 21, 37, 58, 83, 111, 145, 184, 226)] |
| Wells’ vertex symbol | [4^2.6^3.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 7, 0, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 8, 0, 0, 0, 4, 9, 1, 0, 0, 4, 11, 0, 0, 0, 5, 6, 0, 1, 0, 5, 10, 1, 0, 0, 5, 12, 0, 0, 0, 6, 13, 0, 0, 0, 6, 14, 0, 0, 0, 7, 13, -1, 0, 0, 7, 15, 0, 0, 0, 8, 15, 1, 0, 0, 8, 16, 0, 0, 0, 9, 14, 0, 0, 1, 9, 15, 0, 0, 0, 10, 13, -1, 1, 0, 10, 16, -1, 1, -1, 11, 13, 0, 0, 1, 11, 14, 0, 0, 1, 11, 16, 0, 1, 0, 12, 14, 0, 0, 0, 12, 15, 0, 1, -1, 12, 16, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.12872 | 3.12872 | 6.68856 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.10714 | 0.07143 | 0.0625 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/amd
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.01782 | 3.01782 | 6.22044 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16568 | 0.08431 | 0.06919 |
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 |
|---|---|---|---|---|---|
 |
hqc61 | *2224 | (1,3,2) | {4} | {4.8.8.4} |