s-net: sqc620
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 5 |
| Edges per primitive translational unit | 11 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {3,8,4,4} |
| Vertex coordination sequence | [(3, 13, 32, 52, 88, 156, 210, 296, 370, 476), (8, 20, 36, 62, 116, 162, 236, 302, 396, 482), (4, 20, 42, 82, 122, 182, 242, 322, 402, 502), (4, 12, 40, 70, 120, 170, 240, 310, 400, 490)] |
| Wells’ vertex symbol | [3.5^2, 3^4.4^2.5^4.6^6.7^8.8^4, 5.6^5, 6^4.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 3, 3, -1, 0, 0, 3, 4, -1, 0, 0, 3, 4, 0, 0, 0, 3, 5, -1, 0, 0, 3, 5, 0, 0, 0, 4, 5, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.1349 | 2.779 | 1.9657 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0.5 | 0 | 0 |
| 0.5 | 0 | 0.5 |
| 0.5 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.07692 | 2.05229 | 2.30504 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.32212 |
| 0.5 | 0 | 0 |
| 0.5 | 0 | 0.5 |
| 0.5 | 0.5 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc1768 | *222222 | (4,6,2) | {3,8,4,4} | {8.3.8}{8.8.3.3.8.8.3.3}{8.8.8.8... |