1 files changed, 27 insertions, 0 deletions
diff --git a/3401/CH9/EX9.1/Ex9_1.sce b/3401/CH9/EX9.1/Ex9_1.sce
new file mode 100755
index 000000000..4808cf386
--- /dev/null
+++ b/3401/CH9/EX9.1/Ex9_1.sce
@@ -0,0 +1,27 @@
+clc
+
+T=300 //K
+k=8.617*10**-5//eV/K
+e=1.6*10**-19 //C
+Nd=10**16 //cm^-3
+Nr=2.8*10**19 //cm^-3
+Vbi=0.33
+phim=4.55 //V
+psi=4.01 //V
+esp=11.7
+esp0=8.85*10^-14 
+
+hb=phim-psi
+disp(hb,"barrier height in V is= ")
+
+phiu=(k*T)*log(Nr/Nd)
+disp(phiu,"schottky barrier height in V is= ")
+
+Vbt=hb-phiu
+disp(Vbt,"in V is=")
+
+xn=sqrt((2*esp*esp0*Vbi)/(e*Nd))
+disp(xn,"space charge in cm is= ")
+
+Emax=(e*Nd*xn)/(esp*esp0)
+disp(Emax,"maxi electric field in V/cm is= ")