s-net: sqc945


 
Systre crystallographic geometry file (.cgd)

Other names

RCSR name ffc

Links to this net in other databases

RCSR topcryst

Topological data

Vertices per primitive translational unit 7
Edges per primitive translational unit 12
Transitivity (vertex,edge)(3,2)
Vertex degrees {4,3,4}
Vertex coordination sequence [(4, 8, 20, 22, 52, 66, 100, 82, 164, 178), (3, 8, 13, 28, 33, 64, 75, 126, 115, 192), (4, 6, 16, 24, 40, 42, 100, 110, 148, 122)]
Wells’ vertex symbol [8^6, 4.8^2, 4^2.8^2.10^2]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 4, 1, 0, 0, 3, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 5, 7, 0, 0, 0, 5, 7, 1, 0, 0, 6, 7, 0, 0, 1, 6, 7, 1, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
3.48683 3.48683 1.42349 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
3.33229 3.33229 1.49165 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.30009 0
0 0.5 0.5

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 hqc312 *2224 (3,2,2) {4,3,4} {4.8.4.8}{4.8.8}{8.8.8.8}
Net details hqc315 *2244 (3,2,2) {4,3,4} {4.16.4.16}{4.16.16}{16.16.16.16}

h-nets with edge collapse

No items to display.