initial commit / add all books

1 files changed, 27 insertions, 0 deletions

diff --git a/2444/CH1/EX1.13/ex1_13.sce b/2444/CH1/EX1.13/ex1_13.sce
new file mode 100755
index 000000000..6d167d9a6
--- /dev/null
+++ b/2444/CH1/EX1.13/ex1_13.sce
@@ -0,0 +1,27 @@
+// Exa 1.13

+clc;

+clear;

+close;

+format('v',9)

+// Given data

+e = 1.6*10^-19;// in C

+miu_e = 0.38;// in m^2/V-s

+miu_h = 0.18;// in m^2/V-s

+V = 10;// in V

+l = 25;// in mm

+l = l * 10^-3;// in m

+w = 4;// in mm

+w = w * 10^-3;// in m

+t= 1.5*10^-3;// in m

+E = V/l;// in V/m

+v_e = miu_e*E;// in m/s

+disp(v_e,"The electron drift velocity in m/s is");

+v_h = miu_h*E;// in m/s

+disp(v_h,"The hole drift velocity in m/s is");

+n_i = 2.5*10^19;// in /m^2

+sigma_i = n_i*e*(miu_e+miu_h);// in (ohm-cm)^-1

+disp(sigma_i,"The interinsic conductivity of Ge in (ohm-cm)^-1 is");

+A = w*t;// in m^2

+I = sigma_i*E*A;// in A

+I = I * 10^3;// in mA

+disp(I,"The total current in mA is");