s-net: sqc4774


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 6
Edges per primitive translational unit 24
Transitivity (vertex,edge)(2,3)
Vertex degrees {16,4}
Vertex coordination sequence [(16, 64, 156, 282, 452, 656, 904, 1186, 1512, 1872), (4, 42, 114, 238, 386, 588, 814, 1094, 1398, 1756)]
Wells’ vertex symbol [3^22.4^48.5^46.6^4, 3^4.4^2]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 1, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 1, 6, 0, 0, 0, 1, 6, 1, 0, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 1, 0, 2, 4, -1, 0, 0, 2, 4, -1, 1, 0, 2, 5, 0, 0, -1, 2, 5, 1, 0, -1, 2, 6, 0, -1, -1, 2, 6, 1, -1, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I41/amd

Parameters:

a b c alpha beta gamma
1.28369 1.28369 4.05938 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.25 0.375
0 0 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I41/amd

Parameters:

a b c alpha beta gamma
1.24272 1.24272 4.3042 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.25 0.375
0 0 0

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse