s-net: sqc408


 
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 10
Transitivity (vertex,edge)(2,5)
Vertex degrees {8,4}
Vertex coordination sequence [(8, 28, 66, 122, 196, 288, 398, 526, 672, 836), (4, 18, 54, 104, 174, 260, 366, 488, 630, 788)]
Wells’ vertex symbol [3^4.4^11.5^6.6^7, 3^4.4^2]
Systre key (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 0, 1, 1, 1, 2, 0, 1, 2, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 2, 2, -1, 0, 0, 2, 3, 0, -1, -1, 2, 3, 0, -1, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.4119 1.15269 2.23183 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.5 0 0.4
0.5 0.5 0.5

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: Pmmm

Parameters:

a b c alpha beta gamma
1.14943 0.71114 2.29807 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0.5 0 0.25013
0.5 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 hqc1284 *222222 (2,5,4) {8,4} {4.4.3.6.6.3.4.4}{3.6.3.6}
Net details hqc1282 *22222 (2,5,4) {8,4} {4.4.3.3.3.3.4.4}{3.3.3.3}

h-nets with edge collapse

No items to display.