s-net: sqc62


 
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, 16, 42, 82, 134, 198, 274, 362, 462, 574), (4, 12, 28, 58, 100, 156, 226, 308, 402, 508), (6, 18, 42, 78, 128, 192, 268, 356, 456, 568)]
Wells’ vertex symbol [5^4.6.8, 4^4.5.6, 4^4.5^4.6^7]
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, 0, 0, -1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
2.21795 1.10989 1.28114 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
2.20795 1.10408 1.29194 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Hyperbolic sources

h-nets with faithful topology

No items to display.

h-nets with edge collapse