1 files changed, 12 insertions, 0 deletions
diff --git a/377/CH4/EX4.11/4_11.sce b/377/CH4/EX4.11/4_11.sce
new file mode 100644
index 000000000..f2b2bb098
--- /dev/null
+++ b/377/CH4/EX4.11/4_11.sce
@@ -0,0 +1,12 @@
+disp("Ei=((Ec+Ev)/2)+((3*K*T/4)*log(mh/me))");
+disp("me=(0.328)m0 & mh=(0.55)mo");
+b=1.12;  //say b=(Ec+Ev)=1.12eV
+c=0.0259;  //say c=(K*T)=0.0259
+d=1.6768;  //say d=(mh/me)
+a=((b)/2)+(((3*c)/4)*log(d));
+printf('\n The value of Ei = %f eV',a);
+disp("Ef=Ei+((K*T)*log(Nd/ni))");
+e=10^17;  //say e=Nd
+f=10^10;  //say f=ni
+g=a+((c)*log(e/f));
+printf('\nThus, the Fermi level is located at %f eV above the valence band',g);
+\ No newline at end of file