s-net: sqc3227


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 8
Edges per primitive translational unit 20
Transitivity (vertex,edge)(3,5)
Vertex degrees {4,4,8}
Vertex coordination sequence [(4, 12, 40, 88, 178, 344, 548, 784, 1060, 1360), (4, 14, 46, 96, 188, 350, 554, 790, 1066, 1366), (8, 20, 48, 124, 246, 426, 630, 874, 1142, 1450)]
Wells’ vertex symbol [3^4.4^2, 3^2.4.7^2.8, 3^4.4^2.7^6.8^12.9^4]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 1, 0, 2, 8, 0, 0, 0, 3, 4, 0, 0, 0, 3, 8, 0, 0, 0, 4, 8, 0, 0, 0, 5, 6, 0, 0, 0, 5, 7, -1, 1, 0, 5, 8, 0, 0, 1, 6, 7, 0, 0, 0, 6, 8, 0, 0, 1, 7, 8, 0, 0, 1, 8, 8, -1, 2, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4222

Parameters:

a b c alpha beta gamma
1.86145 1.86145 3.4665 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.2 0
0 0 0.25

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4222

Parameters:

a b c alpha beta gamma
1.39552 1.39552 4.15309 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.33486 0
0 0 0.25

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 hqc1513 *22222 (3,5,2) {4,8,4} {8.3.3.8}{8.8.3.3.8.8.3.3}{3.3.3.3}

h-nets with edge collapse

No items to display.