s-net: sqc757


  
Barycentric geometry maximising unit cell volume
 Systre crystallographic geometry file (.cgd)

Links to this net in other databases

topcryst

Topological data

Vertices per primitive translational unit 5
Edges per primitive translational unit 12
Transitivity (vertex,edge)(2,3)
Vertex degrees {3,12}
Vertex coordination sequence [(3, 19, 65, 136, 226, 336, 466, 616, 786, 976), (12, 42, 92, 162, 252, 362, 492, 642, 812, 1002)]
Wells’ vertex symbol [4^3, 4^24.6^30.8^12]
Systre key (3, 1, 1, -1, 0, 0, 1, 1, 0, 0, -1, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 0, 1, 0, 2, 5, 1, 0, 0, 3, 4, 0, 0, 1)

Geometric data

Systre equilibrium placement (barycentric embedding) maximising unit cell volume

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
1.71462 1.71462 1.48423 90.0 90.0 90.0

Vertex positions:

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

Edge end points:

Systre coordinates favouring equal edge-lengths

Spacegroup: P4/mmm

Parameters:

a b c alpha beta gamma
0.99034 0.99034 0.98263 90.0 90.0 90.0

Vertex positions:

X-pos Y-pos Z-pos
0 0.0732 0
0 0 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 hqc287 *2224 (2,3,2) {3,12} {4.4.4}{4.4.4.4.4.4.4.4.4.4.4.4}
Net details hqc290 *2244 (2,3,2) {3,12} {4.8.4}{4.4.8.4.4.8.4.4.8.4.4.8}

h-nets with edge collapse

No items to display.