s-net: sqc476


 
Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 6
Edges per primitive translational unit 10
Transitivity (vertex,edge)(2,3)
Vertex degrees {3,4}
Vertex coordination sequence [(3, 6, 15, 32, 53, 76, 101, 130, 165, 204), (4, 10, 20, 32, 48, 72, 100, 128, 160, 200)]
Wells’ vertex symbol [4.8^2, 8^4.10.12]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 3, 4, 0, 1, 0, 3, 5, 0, 1, 0, 4, 6, 0, 0, 0, 5, 6, 0, 0, 1, 6, 6, -1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
3.23348 3.23348 1.32006 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.33333 0.5 0
0 0.5 0

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
3.41421 3.41421 1.00001 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.29289 0.5 0
0 0.5 0

Edge end points:

Hyperbolic sources

h-nets with faithful topology

2 records listed.
Image h-net name Orbifold symbol Transitivity (Vert,Edge,Face) Vertex Degree 2D Vertex Symbol
Net details hqc138 *2224 (2,3,2) {3,4} {4.8.8}{8.8.8.8}
Net details hqc140 *2244 (2,3,2) {3,4} {4.16.16}{16.16.16.16}

h-nets with edge collapse