diff options
Diffstat (limited to 'Fundamental_Of_Physics_by_D_Haliday/39-Photons_and_Matter_Waves.ipynb')
| -rw-r--r-- | Fundamental_Of_Physics_by_D_Haliday/39-Photons_and_Matter_Waves.ipynb | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/Fundamental_Of_Physics_by_D_Haliday/39-Photons_and_Matter_Waves.ipynb b/Fundamental_Of_Physics_by_D_Haliday/39-Photons_and_Matter_Waves.ipynb new file mode 100644 index 0000000..791939a --- /dev/null +++ b/Fundamental_Of_Physics_by_D_Haliday/39-Photons_and_Matter_Waves.ipynb @@ -0,0 +1,246 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 39: Photons and Matter Waves" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.1: Sample_Problem_1.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Given that\n", +"P = 100 //in W\n", +"lambda = 590*10^-9 //in meter\n", +"h = 6.62*10^-34 //in J.s\n", +"c = 3*10^8 //in m/s\n", +"\n", +"//Sample Problem 39-1\n", +"printf('**Sample Problem 39-1**\n')\n", +"Ep = h*c/lambda //Energy of each photon\n", +"N = P/Ep\n", +"printf('The rate at which photons are absorbed is %1.2e/s', N)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.2: Sample_Problem_2.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Given that\n", +"r = 3.5 //in meter\n", +"P = 1.5 //in W\n", +"phi = 2.2 //in ev\n", +"conv = 1.6*10^-19 //ev to Joule to conversion factor\n", +"R = 5.0*10^-11 //in meter\n", +"\n", +"//Sample Problem 39-2\n", +"printf('**Sample Problem 39-2**\n')\n", +"I = P/(4*%pi*r^2)\n", +"A = %pi*R^2\n", +"deltaT = phi*conv/(I*A)\n", +"printf('The time taken in ejecting electron is %ds', deltaT)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.3: Sample_Problem_3.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Given that\n", +"h = 6.62*10^-34 //in J.s\n", +"fo = 5.5*10^14 //in Hz\n", +"conv = 1.6*10^-19 //ev to J conversion factor\n", +"\n", +"//Sample Problem 39-3\n", +"printf('**Sample Problem 39-3**\n')\n", +"phi = h*fo/conv //in ev\n", +"printf('The work function of sodium is %1.2fev', phi)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.4: Sample_Problem_4.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"exec('degree_rad.sci', -1)\n", +"\n", +"//Given that\n", +"lambda = 22*10^-12 //in meter\n", +"conv = 1.6*10^-19 //ev to J conversion factor\n", +"E = 56*10^3*conv\n", +"theta = dtor(85) //in rad\n", +"h = 6.62*10^-34 //in J.s\n", +"Me = 9.1*10^-31 //in kg\n", +"c = 3*10^8 //in m/s\n", +"\n", +"//Sample Problem 39-4a\n", +"printf('**Sample Problem 39-4a**\n')\n", +"deltaL = h/(Me*c)*(1 - cos(theta))\n", +"printf('compton shift is equal to %1.2fpm\n', deltaL*10^12)\n", +"\n", +"//Sample Problem 39-4b\n", +"printf('\n**Sample Problem 39-4b**\n')\n", +"frac = deltaL/(lambda + deltaL)\n", +"printf('The fraction of energy transfered is %1.3f', frac)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.5: Sample_Problem_5.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Given that\n", +"K = 120*1.6*10^-19 //in J\n", +"Me = 9.11*10^-31 //in kg\n", +"h = 6.62*10^-34 //in J.s\n", +"\n", +"//Sample Problem 39-5\n", +"printf('**Sample Problem 39-5**\n')\n", +"p = sqrt(2*K*Me)\n", +"lambda = h/p\n", +"printf('The wavelength of the electon is %dpm', lambda*10^12)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.6: Sample_Problem_6.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Given that\n", +"v = 2.05*10^6 //in m/s\n", +"h = 6.62*10^-34 //in J.s\n", +"hC = h/(2*%pi)\n", +"precision = .50/100\n", +"Me = 9.109*10^-31 //in kg\n", +"\n", +"//Sample Problem 39-6\n", +"printf('**Sample Probelm 39-6**\n')\n", +"Px = Me*v\n", +"deltaPx = precision*Px\n", +"deltaX = hC/deltaPx\n", +"printf('The error in measuring x is %dnm', deltaX*10^9)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 39.7: Sample_Problem_7.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//Given that\n", +"conv = 1.6*10^-19 //ev to J conversion factor\n", +"E = 5.1*conv //in ev\n", +"Uo = 6.8*conv //in ev\n", +"L = 750*10^-12 //in m\n", +"h = 6.62*10^-34 //in J.s\n", +"Me = 9.11*10^-31 //in kg\n", +"\n", +"//Sample Problem 39-7a\n", +"printf('**Sample Problem 39-7a**\n')\n", +"k = sqrt(8*%pi^2*Me*(Uo-E)/h^2)\n", +"T = %e^(-2*k*L)\n", +"printf('The transmission coefficient is %e', T)" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} |