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authorTrupti Kini2016-04-19 23:31:06 +0600
committerTrupti Kini2016-04-19 23:31:06 +0600
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A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch11_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch12_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch15_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch16_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch1_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch3_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch5_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch6_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch7_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch8_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/Ch9_1.ipynb A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/screenshots/ConGruenceEqn.png A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/screenshots/DivisionAlgo.png A Discrete_Mathematics_by_S._Lipschutz,_M._Lipson_And_V._H._Patil/screenshots/EuclideanAlgo.png A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch10_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch11_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch12_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch13_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch1_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch2_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch3_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch4_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch5_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch6_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch7_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch8_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch9_1.ipynb A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/screenshots/opNip3_1.png A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/screenshots/opNipV3_1.png A Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/screenshots/transferChar3_1.png A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter10_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter11_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter12_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter13_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter14_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter1_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter2_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter3_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter4_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter5_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter6_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter8_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/Chapter9_1.ipynb A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/screenshots/1_1.png A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/screenshots/2_1.png A Engineering_Physics_by_S.L.Gupta,_Sanjeev_Gupta/screenshots/3_1.png A Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter10_1.ipynb A Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter11_1.ipynb A Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter12_1.ipynb A Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter13_1.ipynb A Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter14_1.ipynb A Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter2_1.ipynb A 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Introduction_To_Chemical_Engineering_Thermodynamics_by_G._Halder/screenshots/ch10_consistency_1.png A Microwave_engineering__by_D.M.Pozar_/Chapter_10_ACTIVE_MICROWAVE_CIRCUITS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_12_INTRODUCTION_TO_MICROWAVE_SYSTEMS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_1_ELECTROMAGNETIC_THEORY_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_2_TRANSMISSION_LINE_THEORY_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_3_TRANSMISSION_LINE_AND_WAVEGUIDES_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_4_MICROWAVE_NETWORK_ANALYSIS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_5_IMPEDENCE_MATCHING_AND_TUNNING_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_6_MICROWAVE_RESONATORS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_7_POWER_DIVIDERS_DIRECTIONAL_COUPLERS_AND_HYBRIDS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_8_MICROWAVE_FILTERS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/Chapter_9_THEORY_AND_DESIGN_OF_FERRIMAGNETIC_COMPONENTS_1.ipynb A Microwave_engineering__by_D.M.Pozar_/screenshots/Screen_Shot_2016-04-19_at_1.59.04_pm.png A Microwave_engineering__by_D.M.Pozar_/screenshots/Screen_Shot_2016-04-19_at_1.59.33_pm.png A Microwave_engineering__by_D.M.Pozar_/screenshots/Screen_Shot_2016-04-19_at_2.00.38_pm.png A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter11_Control_of_DC_Motors_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter12_Controllers_and_Their_Optimisation_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter13_Choppers_and_Transportation_system_Application_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter15_The_AC_motor_control_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter16_Faults_and_Protection_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter3_Fabrication_and_Thermal_characteristics_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter4_Series_and_Parallel_Connection_of_Thyristors_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter5_Line_Commutated_converters_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter7_Inverter_Circuits_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter8_Harmonic_and_PowerFactor_with_the_converter_system_1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter_2_The_Device__1_1.ipynb A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/screenshots/11.PNG A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/screenshots/15.PNG A Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/screenshots/8.PNG
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+{
+ "cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# 4: Defects in Crystals"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {
+ "collapsed": true
+ },
+ "source": [
+ "## Example number 4.1, Page number 97"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 1,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "fraction of vacancy sites at 1000 C is 8.4663 *10**-7\n",
+ "answer varies due to rounding off errors\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration \n",
+ "T1=773; #temperature(K)\n",
+ "T2=1273; #temperature(K)\n",
+ "n=1*10**-10; #fraction of vacancy sites\n",
+ "\n",
+ "#Calculations\n",
+ "X=round(T1*math.log(n)/T2,3);\n",
+ "x=math.exp(X); #fraction of vacancy sites at 1000 C\n",
+ "\n",
+ "#Result\n",
+ "print \"fraction of vacancy sites at 1000 C is\",round(x*10**7,4),\"*10**-7\"\n",
+ "print \"answer varies due to rounding off errors\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example number 4.2, Page number 98"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 2,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "energy required is 1.971 eV\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration \n",
+ "T=273+25; #temperature(K)\n",
+ "m=4; \n",
+ "n=5*10**11; #density(per m**3)\n",
+ "V=(2*2.82*10**-10)**3; #volume(m**3)\n",
+ "kB=8.625*10**-5;\n",
+ "\n",
+ "#Calculations\n",
+ "N=m/V;\n",
+ "Ep=2*kB*T*math.log(N/n);\n",
+ "\n",
+ "#Result\n",
+ "print \"energy required is\",round(Ep,3),\"eV\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example number 4.3, Page number 99"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 3,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "ratio of frenkel defects is 2.802 *10**-3\n",
+ "answer in the book is wrong\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration \n",
+ "T1=273+20; #temperature(K)\n",
+ "T2=273+300; #temperature(K)\n",
+ "Ei=1.4; #energy(eV)\n",
+ "kB=8.625*10**-5;\n",
+ "\n",
+ "#Calculations\n",
+ "x=(1/(2*T1))-(1/(2*T2));\n",
+ "n=1/math.exp((Ei/(2.303*kB))*x); #ratio of frenkel defects\n",
+ "\n",
+ "#Result\n",
+ "print \"ratio of frenkel defects is\",round(n*10**3,3),\"*10**-3\"\n",
+ "print \"answer in the book is wrong\""
+ ]
+ }
+ ],
+ "metadata": {
+ "kernelspec": {
+ "display_name": "Python 2",
+ "language": "python",
+ "name": "python2"
+ },
+ "language_info": {
+ "codemirror_mode": {
+ "name": "ipython",
+ "version": 2
+ },
+ "file_extension": ".py",
+ "mimetype": "text/x-python",
+ "name": "python",
+ "nbconvert_exporter": "python",
+ "pygments_lexer": "ipython2",
+ "version": "2.7.11"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}