s-net: sqc769


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 4
Edges per primitive translational unit 12
Transitivity (vertex,edge)(4,6)
Vertex degrees {4,4,8,8}
Vertex coordination sequence [(4, 20, 48, 126, 200, 340, 450, 648, 794, 1052), (4, 20, 54, 126, 194, 306, 422, 596, 756, 980), (8, 34, 72, 138, 216, 338, 470, 644, 818, 1044), (8, 26, 72, 130, 224, 332, 480, 632, 832, 1028)]
Wells’ vertex symbol [5^5.8, 3^4.4^2, 3^4.4^4.5^12.6^7.8, 3^4.4^4.5^12.6^8]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 0, 1, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 3, 0, 0, -1, 2, 3, 0, 0, 0, 2, 4, -1, 0, 0, 2, 4, 0, 0, 0, 4, 4, 0, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.69492 1.69478 1.31347 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
2.01078 1.32812 1.28187 90.0 90.0 90.0

Vertex positions:

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

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 hqc2038 *222222 (4,6,2) {4,8,8,4} {6.6.6.6}{6.3.3.6.6.3.3.6}{6.6.3...

h-nets with edge collapse

No items to display.