s-net: sqc61


 
Systre crystallographic geometry file (.cgd)

Other names

RCSR name fsd

Links to this net in other databases

RCSR topcryst

Topological data

Vertices per primitive translational unit 3
Edges per primitive translational unit 7
Transitivity (vertex,edge)(2,3)
Vertex degrees {4,6}
Vertex coordination sequence [(4, 12, 24, 46, 72, 106, 144, 190, 240, 298), (6, 14, 30, 50, 78, 110, 150, 194, 246, 302)]
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, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 3, 3, -1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.17071 2.17071 0.88619 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
2.00001 2.00001 0.99999 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse