s-net: sqc773


 
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)(2,7)
Vertex degrees {8,4}
Vertex coordination sequence [(8, 30, 74, 142, 234, 350, 490, 654, 842, 1054), (4, 14, 42, 94, 170, 270, 394, 542, 714, 910)]
Wells’ vertex symbol [4^16.6^12, 4^5.6]
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, 2, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 4, 0, 0, 0, 2, 4, 0, 1, 0, 3, 4, 0, 0, 1, 3, 4, 0, 1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.51015 1.23285 1.88289 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.35714
0 0.5 0.28571

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.19177 1.23724 2.06251 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.33145
0 0.5 0.21548

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 hqc1959 *222222 (2,7,4) {8,4} {4.4.4.4.4.4.4.4}{4.4.4.4}

h-nets with edge collapse

No items to display.