s-net: sqc378
 |
|
| 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) | (2,6) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 19, 44, 91, 162, 257, 376, 519, 686, 877), (4, 12, 34, 80, 150, 245, 363, 506, 672, 863)] |
| Wells’ vertex symbol | [4^8.5^4.6^2.7, 4^2.5.6.7^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 4, 0, 0, 0, 3, 3, 0, 0, -1, 3, 4, -1, 0, 0, 4, 4, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.4611 | 1.03289 | 2.46973 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.35 |
| 0.5 | 0 | 0.45 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.94071 | 0.89871 | 1.47922 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.34144 |
| 0.5 | 0 | 0.02434 |
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 |
|---|---|---|---|---|---|
 |
hqc1266 | *222222 | (2,6,4) | {6,4} | {4.4.8.8.4.4}{8.4.4.8} |