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clear
//
//
//
//Variable declaration
r=1.246; //atomic radius(angstrom)
h1=2; //intercept on X axis
k1=0; //intercept on Y axis
l1=0; //intercept on Z-axis
h2=2; //intercept on X axis
k2=2; //intercept on Y axis
l2=0; //intercept on Z-axis
h3=1; //intercept on X axis
k3=1; //intercept on Y axis
l3=1; //intercept on Z-axis
//Calculations
a=2*sqrt(2)*r; //lattice constant
d1=a/sqrt(h1^2+k1^2+l1^2); //interplanar spacing in 1st plane(angstrom)
d2=a/sqrt(h2^2+k2^2+l2^2); //interplanar spacing in 2nd plane(angstrom)
d3=a/sqrt(h3^2+k3^2+l3^2); //interplanar spacing in 3rd plane(angstrom)
//Result
printf("\n interplanar spacing in 1st plane is %0.3f angstrom",d1)
printf("\n interplanar spacing in 2nd plane is %0.3f angstrom",d2)
printf("\n interplanar spacing in 3rd plane is %0.4f angstrom",d3)
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