s-net: sqc78


 
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 8
Transitivity (vertex,edge)(3,5)
Vertex degrees {4,4,8}
Vertex coordination sequence [(4, 16, 46, 100, 178, 280, 406, 556, 730, 928), (4, 20, 64, 136, 232, 352, 496, 664, 856, 1072), (8, 32, 80, 152, 248, 368, 512, 680, 872, 1088)]
Wells’ vertex symbol [4^4.6^2, 6^6, 4^8.6^20]
Systre key (3, 1, 1, -2, 1, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 1, 0, 3, 3, -1, 1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
2.42893 1.08597 0.85833 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
2.3614 0.954 0.97687 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0.5 0.5 0
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 hqc751 *222222 (3,5,2) {4,8,4} {4.4.4.4}{4.8.8.4.4.8.8.4}{8.8.8.8}

h-nets with edge collapse

No items to display.