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Diffstat (limited to '3768/CH9/EX9.3/Ex9_3.sce')
| -rw-r--r-- | 3768/CH9/EX9.3/Ex9_3.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/3768/CH9/EX9.3/Ex9_3.sce b/3768/CH9/EX9.3/Ex9_3.sce new file mode 100644 index 000000000..c2d7c7c90 --- /dev/null +++ b/3768/CH9/EX9.3/Ex9_3.sce @@ -0,0 +1,19 @@ +//Example number 9.3, Page number 203 + +clc;clear; +close; + +//Variable declaration +e=1.6*10**-19; //charge(c) +ni=1.5*10**16; //particle density(per m**3) +mew_e=0.13; //electron mobility(m**2/Vs) +mew_h=0.05; //hole mobility(m**2/Vs) +ND=5*10**20; //density(per m**3) +//Calculation +sigma=ni*e*(mew_e+mew_h); //intrinsic conductivity(s) +sigma_d=ND*e*mew_e; //conductivity during donor impurity(ohm-1 m-1) +sigma_a=ND*e*mew_h; //conductivity during acceptor impurity(ohm-1 m-1) +//Result +printf("intrinsic conductivity is %.3e (ohm-m)^-1",sigma) +printf("\n conductivity during donor impurity is %.1f (ohm-m)^-1",sigma_d) +printf("\n conductivity during donor impurity is %.f (ohm-m)^-1",sigma_a) |