s-net: sqc2583
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | epu |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (3,2) |
| Vertex degrees | {12,3,6} |
| Vertex coordination sequence | [(12, 12, 72, 44, 204, 98, 396, 174, 660, 272), (3, 24, 21, 114, 65, 278, 129, 502, 215, 794), (6, 6, 54, 38, 186, 90, 378, 164, 630, 260)] |
| Wells’ vertex symbol | [4^12.6^12.8^36.10^6, 4^3, 4^6.6^6.8^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 1, 5, 0, 1, 0, 1, 6, 0, 0, 0, 1, 6, 0, 1, 0, 1, 7, 0, 0, 0, 1, 7, 1, 0, 0, 2, 8, 0, 0, 0, 3, 8, 1, 1, 0, 4, 8, 0, 0, 0, 5, 8, 1, 0, 0, 6, 8, 0, 0, 1, 7, 8, 0, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.46863 | 2.46863 | 4.27579 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.33333 | 0 | 0.16667 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.50111 | 2.50111 | 3.86967 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0 | 0.3998 | 0.5 |
| 0 | 0 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc314 | *2626 | (3,2,2) | {12,3,6} | {4.8.4.8.4.8.4.8.4.8.4.8}{4.8.8}... |