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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /181/CH1/EX1.4 | |
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initial commit / add all books
Diffstat (limited to '181/CH1/EX1.4')
| -rwxr-xr-x | 181/CH1/EX1.4/example1_4.sce | 31 | ||||
| -rwxr-xr-x | 181/CH1/EX1.4/example1_4.txt | 2 |
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diff --git a/181/CH1/EX1.4/example1_4.sce b/181/CH1/EX1.4/example1_4.sce new file mode 100755 index 000000000..a1f688cb1 --- /dev/null +++ b/181/CH1/EX1.4/example1_4.sce @@ -0,0 +1,31 @@ +// Energies of electrons in conduction band
+// Basic Electronics
+// By Debashis De
+// First Edition, 2010
+// Dorling Kindersley Pvt. Ltd. India
+// Example 1-4 in page 21
+
+clear; clc; close;
+
+// Data given
+k=0.01*10^10; // k-vector value /m
+h=1.05*10^-34; // Constant of calculation Js
+m_0=0.91*10^-30; // Mass of conduction electron Kg
+m_c1=0.067*m_0; // Effective mass of GaAs conduction electron Kg
+m_c2=0.01*m_0; // Effective mass if InAs conduction electron Kg
+
+// Calculation
+E_1=(h^2*(9*k^2))/(2*m_c1);
+A_1=(E_1)/(1.6*10^-19);
+
+printf("(a)Energy of conduction electron in GaAs = %0.2e eV\n",A_1);
+
+E_2=(h^2*(9*k^2))/(2*m_c2);
+A_2=(E_2)/(1.6*10^-19);
+
+printf("(b)Energy of conduction electron in InAs = %0.3e eV",A_2);
+
+// Results
+// (a) Energy of conduction electron in GaAs is 50.9 meV
+// (b) Energy of conduction electron in InAs is 340.7 meV
+
diff --git a/181/CH1/EX1.4/example1_4.txt b/181/CH1/EX1.4/example1_4.txt new file mode 100755 index 000000000..68949e2e8 --- /dev/null +++ b/181/CH1/EX1.4/example1_4.txt @@ -0,0 +1,2 @@ +(a)Energy of conduction electron in GaAs = 5.09e-002 eV
+(b)Energy of conduction electron in InAs = 3.407e-001 eV
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