s-net: sqc645


 
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)(2,4)
Vertex degrees {4,6}
Vertex coordination sequence [(4, 10, 20, 32, 50, 78, 106, 136, 178, 220), (6, 14, 22, 38, 62, 82, 110, 150, 182, 222)]
Wells’ vertex symbol [4^4.6^2, 4^8.6^7]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 5, 0, 1, 0, 3, 3, -1, 0, 0, 3, 4, 0, 0, 1, 4, 4, -1, 0, 0, 5, 5, -1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
3.34237 3.34237 0.86305 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.33333 0
0 0 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
3.00004 3.00004 0.99999 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.33333 0
0 0 0

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse