s-net: sqc8002
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 16 |
| Edges per primitive translational unit | 32 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {3,5} |
| Vertex coordination sequence | [(3, 6, 16, 38, 69, 104, 143, 192, 254, 322), (5, 14, 29, 50, 79, 117, 160, 207, 262, 325)] |
| Wells’ vertex symbol | [4^2.6, 4^4.6^4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 1, 0, 0, 2, 4, 1, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 1, 0, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 12, 0, 0, 0, 5, 13, 0, 0, 0, 6, 8, 0, 0, 0, 6, 9, 0, 1, 0, 6, 11, 0, 1, 0, 6, 14, 0, 0, 0, 7, 10, 1, 0, 0, 7, 15, 0, 0, 0, 8, 9, 1, 1, 0, 8, 11, 1, 1, 0, 8, 16, 0, 0, 0, 9, 11, 1, 0, 0, 9, 13, 0, 0, 1, 10, 14, 0, 0, 1, 11, 15, -1, -1, -1, 12, 16, -1, -1, -1, 13, 16, -1, -1, -1, 14, 15, -1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.40596 | 4.09123 | 2.26451 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.07143 | 0.025 | 0.07143 |
| 0.21429 | 0.075 | 0.21429 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.19336 | 3.59977 | 1.40059 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.06951 | 0.1198 | 0.18061 |
| 0.2083 | 0.1111 | 0.21435 |
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 |
|---|---|---|---|---|---|
 |
hqc2418 | *22222 | (2,7,6) | {5,3} | {4.8.4.4.4}{4.4.8} |