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// Chapter 5 additional Example 6
//==============================================================================
clc;
clear;
// input data
a = 4.3*10^-10; // Lattice constant in Å
p = 960; // Density of crystal in kg/m^3
A = 23; // Atomic wt
N = 6.023*10^26; // avogadros no in atoms/kilomole
//Calculations
n = (p*N*(a^3))/A; // No. of atoms per unit cell
// Output
mprintf('No. of atoms per unit cell = %3.0f (BCC)',n);
//==============================================================================
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