s-net: sqc122
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 8 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {4,6} |
| Vertex coordination sequence | [(4, 12, 34, 74, 132, 208, 302, 414, 544, 692), (6, 20, 49, 96, 161, 244, 345, 464, 601, 756)] |
| Wells’ vertex symbol | [4^4.6^2, 4^8.6^6.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 2, -1, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, -1, 0, 3, 3, 0, -1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.0976 | 1.02357 | 1.25329 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.14286 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.18308 | 0.84216 | 1.1706 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.23184 | 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 |
|---|---|---|---|---|---|
 |
hqc573 | *22222 | (2,5,3) | {6,4} | {4.4.4.4.4.4}{4.4.4.4} |