1 files changed, 20 insertions, 0 deletions
diff --git a/3636/CH4/EX4.3/Ex4_3.sce b/3636/CH4/EX4.3/Ex4_3.sce
new file mode 100644
index 000000000..1dc7ca1c2
--- /dev/null
+++ b/3636/CH4/EX4.3/Ex4_3.sce
@@ -0,0 +1,20 @@
+clc;
+clear;
+Nd=10^15 //dopant concentration in cm^-3
+Na=0 //in cm^-3
+tau_p0=10*10^-7 //in s
+tau_n0=10*10^-7 //in s
+ni=1.5*10^10 //in cm^-3
+deln=10^14 //in cm^-3
+delp=10^14 //in cm^-3
+nt=1.5*10^15 //in cm^-3
+pt=1.5*10^15 //in cm^-3
+
+//Calculation
+n0=Nd //in cm^-3
+p0=ni^2/Nd //in cm^-3
+n=n0+deln //in cm^-3
+p=p0+delp //in cm^-3
+R=((n*p)-ni^2)/(tau_n0*(n+p))
+
+mprintf("Recombination rate= %1.2e cm^-3 s^-1",R)