s-net: sqc868


 
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 12
Transitivity (vertex,edge)(2,2)
Vertex degrees {16,4}
Vertex coordination sequence [(16, 66, 152, 274, 432, 626, 856, 1122, 1424, 1762), (4, 42, 122, 238, 390, 578, 802, 1062, 1358, 1690)]
Wells’ vertex symbol [3^16.4^52.5^40.6^12, 3^4.4^2]
Systre key (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 2, 2, -1, 0, 0, 2, 2, -1, 0, 1, 2, 2, 0, -1, 0, 2, 2, 0, -1, 1, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 2, 3, 0, 1, 0, 2, 3, 1, 0, 0)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: I4/mmm

Parameters:

a b c alpha beta gamma
1.45087 1.45087 1.67571 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.5 0.25

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: I4/mmm

Parameters:

a b c alpha beta gamma
1.66352 1.66352 0.95437 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0 0
0 0.5 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 hqc304 *4444 (3,3,2) {16,4,4} {3.3.12.12.3.3.12.12.3.3.12.12.3...

h-nets with edge collapse

No items to display.