s-net: sqc522
 |
|
| Systre crystallographic geometry file (.cgd) |
Other names
| RCSR name | xbe |
Links to this net in other databases
| RCSR | topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 10 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {3,4} |
| Vertex coordination sequence | [(3, 6, 15, 32, 51, 72, 99, 130, 163, 200), (4, 10, 20, 32, 52, 76, 100, 128, 164, 204)] |
| Wells’ vertex symbol | [4.8^2, 8^4.10.12] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 0, 1, 3, 6, 0, 1, 0, 4, 5, 1, -1, 0, 4, 6, 1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.23348 | 3.23348 | 2.64013 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.83333 | 0 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.41419 | 3.41419 | 2.00006 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.20711 | 0 | 0 |
| 0 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc138 | *2224 | (2,3,2) | {3,4} | {4.8.8}{8.8.8.8} |
