Question: A lattice is defined by the unit vectors , a1= ai,a2=-a/2i+a3/2 j and a3=ak, where a>0 is a constant. The spacing between the (100)

A lattice is defined by the unit vectors , a1= ai,a2=-a/2i+a3/2 j

A lattice is defined by the unit vectors , a1= ai,a2=-a/2i+a3/2 j and a3=ak, where a>0 is a constant. The spacing between the (100) planes of the lattice is

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