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simple cubic atom per unit cell
1
body-centered cubic atom per unit cell
2
face-centered cubic atom per unit cell
4
simple cubic coordination number
6
body-centered cubic coordination number
8
face-centered cubic coordination number
12
simple cubic edge length in term of r
2r
body-centered cubic edge length in term of r
4r/3
face-centered cubic edge length in term of r
2 square root 2r
simple cubic packing efficiency
52%
body-centered cubic packing efficiency
68%
face-centered cubic packing efficiency
74%