The small cages in the unit cell are two against six large ones.
Where a is the lattice constant of the unit cell.
The figure gives the number of the atoms in the unit cell.
The sum is over all atoms in the unit cell.
In 1973, the first blocks of "control unit" cells were created.
Complex structures with very large unit cells can be formed.
The total number of Y atoms in the unit cell is 26.3, exactly as measured.
There are 58 independent atomic sites in the unit cell.
More than 500 atoms are available in the unit cell.
Figure 3 shows a unit cell of ruby in this style.