1 files changed, 18 insertions, 0 deletions
diff --git a/3440/CH1/EX1.4/Ex1_4.sce b/3440/CH1/EX1.4/Ex1_4.sce
new file mode 100644
index 000000000..933d04317
--- /dev/null
+++ b/3440/CH1/EX1.4/Ex1_4.sce
@@ -0,0 +1,18 @@
+clc
+
+T=300 //K
+Nd=10**16//atoms/cm^3
+Nc=2.86*10**19//cm^-3
+ni=9.65*10**9//cm^-3
+k=8.617*10^-5 //eV/K
+e=1.6*10**-19 //C
+n=Nd
+disp(n,"in cm^-3 is")
+p=ni^2/Nd
+disp(p,"in cm^-3 is")
+//Ec-Ef=z
+z=k*T*log(Nc/Nd)
+disp(z,"fermi level measured from bottom of conduction band in eV is")
+//Ef-Ei=y
+y=k*T*log(Nd/ni)
+disp(y,"Fermi level measured from the intrinsic fermi level in eV is")