s-net: sqc1021
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|
| 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 | 13 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {6,7} |
| Vertex coordination sequence | [(6, 20, 50, 102, 174, 262, 366, 486, 622, 774), (7, 24, 55, 106, 178, 266, 370, 490, 626, 778)] |
| Wells’ vertex symbol | [3^2.4^7.5^4.6^2, 3.4^12.5^3.6^5] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 0, 2, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 3, 3, 0, -1, 0, 3, 4, 0, 0, 1, 3, 4, 0, 1, 0, 4, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.01544 | 2.84619 | 1.60606 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.18182 | 0.5 |
| 0.5 | 0.04545 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.90075 | 2.09011 | 1.02384 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25499 | 0.5 |
| 0.5 | 0.17425 | 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 |
|---|---|---|---|---|---|
 |
hqc2170 | *222222 | (2,7,5) | {7,6} | {4.4.4.3.4.4.4}{4.4.3.4.4.3} |