s-net: sqc2199
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | tzs |
| Keywords | sphere packing |
| Fisher-Koch-Sowa symbol | 4/4/t8 |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (1,3) |
| Vertex degrees | {4} |
| Vertex coordination sequence | [(4, 11, 22, 39, 60, 86, 116, 151, 190, 235)] |
| Wells’ vertex symbol | [4.6^5] |
| 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, 6, 0, 1, 0, 3, 7, 1, 0, 0, 3, 8, 0, 0, 1, 4, 6, -1, 1, 0, 4, 7, 0, 1, 0, 4, 8, 0, 0, 0, 5, 6, -1, 1, 1, 5, 7, 0, 0, 1, 5, 8, -1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.29425 | 3.29425 | 2.68974 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 0.375 | 0.1875 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mcm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.21847 | 3.21847 | 2.66748 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.14645 | 0.35355 | 0.18744 |
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 |
|---|---|---|---|---|---|
 |
hqc92 | 2*44 | (1,2,2) | {4} | {4.12.12.12} |