s-net: sqc6969
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 28 |
| Transitivity (vertex,edge) | (3,4) |
| Vertex degrees | {3,3,4} |
| Vertex coordination sequence | [(3, 5, 10, 21, 35, 58, 88, 136, 196, 240), (3, 6, 11, 18, 35, 64, 97, 138, 186, 261), (4, 8, 12, 20, 36, 80, 104, 136, 206, 268)] |
| Wells’ vertex symbol | [4.13^2, 4.13^2, 13^6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 5, 12, 0, 0, 0, 5, 13, 0, 0, 0, 6, 7, 1, 0, 0, 6, 14, 0, 0, 0, 7, 14, 0, 0, 0, 8, 9, 0, 1, 0, 8, 15, 0, 0, 0, 9, 15, 0, 0, 0, 10, 11, 0, 0, 1, 10, 16, 0, 0, 0, 11, 16, 0, 0, 0, 12, 13, -1, 1, -1, 12, 17, 0, 0, 0, 13, 17, 0, 0, 0, 14, 18, 0, 0, 0, 15, 18, 0, 0, -1, 16, 18, 1, -1, 0, 17, 18, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I41/a
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.92747 | 3.92747 | 4.20146 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.125 | 0.125 | 0.375 |
| 0 | 0.08333 | 0.04167 |
| 0 | 0.25 | 0.125 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I41/a
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.46757 | 3.46757 | 3.23232 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.07788 | 0.08614 | 0.40828 |
| 0.27148 | 0.19426 | 0.21047 |
| 0 | 0.25 | 0.125 |
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 |
|---|---|---|---|---|---|
 |
hqc570 | *2244 | (3,3,2) | {3,3,4} | {20.4.20}{20.20.4}{20.20.20.20} |