s-net: sqc1999
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 16 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {3,4,6} |
| Vertex coordination sequence | [(3, 11, 24, 57, 111, 202, 331, 513, 735, 992), (4, 16, 40, 88, 174, 310, 494, 710, 958, 1238), (6, 12, 32, 76, 146, 254, 414, 622, 868, 1152)] |
| Wells’ vertex symbol | [4.6^2, 6^4.9.10, 4^2.6^6.8^6.10] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 2, 5, 0, 1, 0, 3, 3, -1, 1, 0, 3, 6, 0, 0, 0, 4, 4, -1, -1, 0, 4, 6, 0, 0, 1, 6, 7, 0, -1, 0, 6, 7, 0, 0, 0, 6, 8, 0, -1, 0, 6, 8, 0, 0, 0, 7, 8, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.32855 | 1.32855 | 4.97228 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0 |
| 0.5 | 0.5 | 0.25 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.64612 | 0.64612 | 3.20103 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.02858 | 0 |
| 0.5 | 0.5 | 0.25 |
| 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc825 | *22222 | (3,4,2) | {4,6,3} | {6.6.6.6}{6.4.6.6.4.6}{6.6.4} |