1 files changed, 27 insertions, 0 deletions
diff --git a/3401/CH5/EX5.2/Ex5_2.sce b/3401/CH5/EX5.2/Ex5_2.sce
new file mode 100755
index 000000000..e96e8a2cb
--- /dev/null
+++ b/3401/CH5/EX5.2/Ex5_2.sce
@@ -0,0 +1,27 @@
+clc
+
+Na=10**17 //cm**-3
+T=300 //K
+k=8.617*10^-5 //eV/K
+E=10 //V/cm^2
+e=1.6*10**-19 //C
+
+
+//sigma=e*un*n0=e*un*(Nd-Na)
+ //if 
+Nd=2*10**17 //cm**-3
+sigma=8.16//ohm/cm
+un=sigma/(e*(Nd-Na))
+disp(un,"un in cm^2/Vs is=")
+
+//if
+Nd=5*10**17 //cm^-3
+sigma=20.8//ohm/cm
+un=sigma/(e*(Nd-Na))
+disp(un,"un in cm^2/Vs is=")
+
+//if
+Nd=3.5*10**17 //cm^-3
+sigma=16//ohm/cm
+un=sigma/(e*(Nd-Na))
+disp(un,"un in cm^2/Vs is=")