s-net: sqc154
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 8 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {4,4,4} |
| Vertex coordination sequence | [(4, 10, 22, 44, 78, 122, 174, 234, 302, 378), (4, 8, 16, 36, 70, 114, 166, 226, 294, 370), (4, 12, 30, 58, 94, 138, 190, 250, 318, 394)] |
| Wells’ vertex symbol | [4^2.6^3.8, 4^4.6^2, 6.8^4.10] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 4, 0, 0, 0, 3, 3, 0, -1, 0, 3, 4, 0, 0, 1, 4, 4, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.97613 | 1.69021 | 3.38141 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0 | 0 | 0.5 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.99998 | 1.00015 | 3.99991 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0 | 0 | 0.5 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc750 | *22222 | (3,5,2) | {4,4,4} | {4.4.4.4}{4.8.8.4}{8.8.8.8} |