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//Example number 6.6, Page number 118
clc;clear;
close;
//Variable declaration
EF=5.5; //energy(eV)
FE=10/100; //probability
e=1.6*10**-19; //charge(c)
Kb=1.38*10**-23; //boltzmann constant(J/k)
//Calculation
E=EF+(EF/100);
x=(E-EF)*e;
y=x/Kb;
z=(1/FE)-1;
T=y/log(z); //temperature(K)
//Result
printf("temperature is %.1f K",T)
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