begin mathsize 36px style d subscript h k l end subscript equals fraction numerator a over denominator square root of h squared plus k squared plus l squared end root end fraction end style

dhkl= Lattice Spacing ; a = Lattice Constant ; h , k , l = Miller Indices;

h

k

l

a

d

 
Cubic Lattices have one distinct side (meaning it will be cubical!) which are termed as a. The interplanar distance can be calculated by the Miller Indices using this chemistry calculator.     

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