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clc//
//
//
//Variable declaration
Eg=1.12; //band gap(eV)
T=300; //temperature(K)
m0=1; //assume
me=0.12*m0;
mh=0.28*m0;
k=1.38*10^-23; //boltzmann constant
e=1.6*10^-19;
//Calculation
EF=(Eg/2)+(3*k*T*log(mh/me)/(4*e)); //position of fermi level(eV)
//Result
printf("\n position of fermi level is %0.3f eV",EF)
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