s-net: sqc13


 
Systre crystallographic geometry file (.cgd)

Other names

RCSR name sqp
Keywords sphere packing
Fisher-Koch-Sowa symbol 5/4/t6

Links to this net in other databases

RCSR topcryst

Topological data

Vertices per primitive translational unit 2
Edges per primitive translational unit 5
Transitivity (vertex,edge)(1,2)
Vertex degrees {5}
Vertex coordination sequence [(5, 16, 33, 58, 89, 128, 173, 226, 285, 352)]
Wells’ vertex symbol [4^4.6^6]
Systre key (3, 1, 2, -1, 1, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I4/mmm

Parameters:

a b c alpha beta gamma
1.29503 1.29503 2.89578 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.8

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I4/mmm

Parameters:

a b c alpha beta gamma
1.33329 1.33329 2.66687 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0.81251

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 hqc128 2*222 (1,3,2) {5} {4.6.6.6.4}

h-nets with edge collapse