s-net: sqc399
 |
|
| 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 | 10 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {7,3} |
| Vertex coordination sequence | [(7, 25, 56, 101, 159, 230, 315, 413, 524, 649), (3, 11, 39, 78, 134, 200, 282, 374, 484, 602)] |
| Wells’ vertex symbol | [4^9.5^6.6^6, 4^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, -1, -1, 2, 4, 0, -1, -1, 3, 4, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.69386 | 2.69239 | 1.20421 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0 |
| 0 | 0.5 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00254 | 1.9601 | 0.9582 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25547 | 0 |
| 0 | 0.5 | 0.03087 |
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 |
|---|---|---|---|---|---|
 |
hqc1311 | *222222 | (2,5,4) | {7,3} | {4.4.8.4.8.4.4}{8.8.4} |
