s-net: sqc54


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 3
Edges per primitive translational unit 7
Transitivity (vertex,edge)(3,5)
Vertex degrees {4,4,6}
Vertex coordination sequence [(4, 12, 28, 64, 138, 236, 356, 500, 668, 860), (4, 16, 34, 82, 146, 234, 350, 490, 654, 842), (6, 22, 54, 102, 170, 264, 384, 528, 696, 888)]
Wells’ vertex symbol [5^5.8, 5^4.6^2, 4^4.5^5.6^6]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 2, 3, -1, 0, 0, 2, 3, 0, 0, 0, 3, 3, 0, 0, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.33978 1.64089 1.33978 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0.5 0 0
0.5 0 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.44406 1.22337 1.44425 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0.5 0 0
0.5 0 0.5

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse