s-net: sqc440


 
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 10
Transitivity (vertex,edge)(4,6)
Vertex degrees {4,4,4,4}
Vertex coordination sequence [(4, 12, 30, 62, 114, 178, 260, 368, 492, 644), (4, 12, 32, 70, 120, 186, 272, 378, 512, 660), (4, 12, 28, 54, 96, 156, 240, 344, 470, 612), (4, 10, 22, 40, 74, 134, 216, 321, 453, 604)]
Wells’ vertex symbol [6^2.8^4, 6^4.8^2, 6^4.8^2, 4^2.6^4]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 4, 5, 1, 0, -1, 4, 5, 1, 0, 0, 4, 5, 1, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.67041 2.8244 1.26337 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.5 0
0 0 0.5
0.42857 0 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.45705 2.33312 1.1701 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.5 0
0 0 0.5
0.32378 0 0.5

Edge end points:

Hyperbolic sources

h-nets with faithful topology

1 record listed.
Image h-net name Orbifold symbol Transitivity (Vert,Edge,Face) Vertex Degree 2D Vertex Symbol
Net details hqc1430 *222222 (4,6,2) {4,4,4,4} {4.8.8.4}{8.8.8.8}{8.8.8.8}{8.8....

h-nets with edge collapse

No items to display.