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//Computation of the No. of Schottky Defects in KCl
clear;
clc;
printf("\tExample 12.4\n");
Na=6.023*10^23; //Avogadro number
density=1.955; //in g/cm^3
A_K=39.1; //in g/mol
A_Cl=35.45; //in g/mol
N=Na*density*10^6/(A_K+A_Cl);
printf("\nNo. of lattice points are : %0.2f * 10 ^ 28 /m^3\n",N/10^28);
Qs=2.6; // in eV
k=8.62*10^-5; // in eV/K Boltzmann Constant
T=500+273; // in K
Ns=N*%e^(-Qs/(2*k*T));
printf("\nSchottky Defects are : %0.2f * 10 ^ 19 /m^3\n",Ns/10^19);
//End
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