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-rw-r--r--3636/CH12/EX12.1/Ex12_1.sce14
-rw-r--r--3636/CH12/EX12.1/Ex12_1.txt5
-rw-r--r--3636/CH12/EX12.2/Ex12_2.sce12
-rw-r--r--3636/CH12/EX12.2/Ex12_2.txt5
-rw-r--r--3636/CH12/EX12.3/Ex12_3.sce15
-rw-r--r--3636/CH12/EX12.3/Ex12_3.txt2
6 files changed, 53 insertions, 0 deletions
diff --git a/3636/CH12/EX12.1/Ex12_1.sce b/3636/CH12/EX12.1/Ex12_1.sce
new file mode 100644
index 000000000..d57a8245c
--- /dev/null
+++ b/3636/CH12/EX12.1/Ex12_1.sce
@@ -0,0 +1,14 @@
+clear;
+clc;
+l=100 //length of resistor in micro-m
+w=10 //width of resistor in micro-m
+R=0.9 //sheet resistance in k-ohm/n
+End_points=0.65*2 //Total contribution of two end points
+
+//Calculation
+Total_squares=l/w
+T=Total_squares+End_points //Total effective sqaures
+Reff=T*R
+
+format("v",8)
+disp(Reff,"Effective Resistance (k-ohm)= ")
diff --git a/3636/CH12/EX12.1/Ex12_1.txt b/3636/CH12/EX12.1/Ex12_1.txt
new file mode 100644
index 000000000..3bfce2aa2
--- /dev/null
+++ b/3636/CH12/EX12.1/Ex12_1.txt
@@ -0,0 +1,5 @@
+
+ Effective Resistance (k-ohm)=
+
+ 10.17
+ \ No newline at end of file
diff --git a/3636/CH12/EX12.2/Ex12_2.sce b/3636/CH12/EX12.2/Ex12_2.sce
new file mode 100644
index 000000000..1421beb51
--- /dev/null
+++ b/3636/CH12/EX12.2/Ex12_2.sce
@@ -0,0 +1,12 @@
+clc;
+clear;
+epsilon_0=8.85*10^-14 //in F/cm
+epsilon_i=3.9 //in F/cm
+tox=0.5*10^-4 //in cm
+
+//Calculation
+C=(epsilon_0*epsilon_i)/tox
+
+format("e",9)
+disp(C,"Capacitance per unit area (F/cm^2)= ")
+//The answer provided in the textbook is wrong
diff --git a/3636/CH12/EX12.2/Ex12_2.txt b/3636/CH12/EX12.2/Ex12_2.txt
new file mode 100644
index 000000000..91e273671
--- /dev/null
+++ b/3636/CH12/EX12.2/Ex12_2.txt
@@ -0,0 +1,5 @@
+
+
+ Capacitance per unit area (F/cm^2)=
+
+ 6.90D-09 \ No newline at end of file
diff --git a/3636/CH12/EX12.3/Ex12_3.sce b/3636/CH12/EX12.3/Ex12_3.sce
new file mode 100644
index 000000000..15894b9f9
--- /dev/null
+++ b/3636/CH12/EX12.3/Ex12_3.sce
@@ -0,0 +1,15 @@
+clear;
+clc;
+Length=4 //in micro-m
+Width=1 //in micro-m
+R=1000 //in ohm
+xj=1*10^-4 //junction depth in cm
+
+//Calculation
+N=Length/Width
+R0=R/N
+rho=R0*xj
+
+mprintf("Sheet resistance= %i ohm\n",R0)
+mprintf("average resistivity= %0.3f ohm-cm",rho)
+
diff --git a/3636/CH12/EX12.3/Ex12_3.txt b/3636/CH12/EX12.3/Ex12_3.txt
new file mode 100644
index 000000000..e999ec168
--- /dev/null
+++ b/3636/CH12/EX12.3/Ex12_3.txt
@@ -0,0 +1,2 @@
+ Sheet resistance= 250 ohm
+average resistivity= 0.025 ohm-cm \ No newline at end of file