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// Example 3.2.3 page 3.12
clc;
clear;
Tr = 60*10^-9; //radiative recombination time
Tnr= 90*10^-9; //non radiative recomb time
I= 40*10^-3; //current
t = Tr*Tnr/(Tr+Tnr); //total recomb time
t=t*10^9; //Converting in nano secs...
printf("The total carrier recombination life time is %d ns",t);
t=t/10^9;
h= 6.625*10^-34; //plancks const
c= 3*10^8;
q=1.602*10^-19;
lamda= 0.87*10^-6;
Pint=(t/Tr)*((h*c*I)/(q*lamda));
Pint=Pint*1000; //converting inmW...
printf("\n\nThe Internal optical power is %.2f mW",Pint);
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