cv.m

Micro Electronic Device Fundermental

%Exercise 7.6
q=1.6e-19;
Ks=11.8;
E0=8.85e-14;
A=6e-3;
VA=[0.0 -0.2 -0.4 -0.6 -0.8 -1.0 -1.4 -1.8 -2.2 -2.6 -3.0 -4.0 -5.0 -6.0 -7.0 -8.0 -9.0 -10.0 -11.0 -12.0 -13.0 -14.0 -15.0]
CJ=[38.709 33.717 30.567 28.319 26.598 25.170 23.060 21.490 20.254 19.248 18.405 16.762 15.548 14.599 13.834 13.189 12.639 12.163 11.746 11.373 11.037 10.734 10.458]
Cd=1./((CJ*1e-12).^2);
plot(VA,Cd);
for(ii=1:22)
slope=(Cd(ii+1)-Cd(ii))/(VA(ii+1)-VA(ii));
end
NB=2/(q*Ks*E0*A^2.*abs(slope));
x=Ks*E0*A./(CJ*1e-12);
%plot(x,NB)
semilogy(x,NB)
%semilogy(V,slope)