From 1bcb9c4235a8dbce3a78d9548d0555675f1f9790 Mon Sep 17 00:00:00 2001 From: Trupti Kini Date: Sat, 4 Feb 2017 23:30:43 +0600 Subject: Added(A)/Deleted(D) following books A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter2Antenna_Fundamen_nOX9Pla.ipynb A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter3Loop_and_Helical_zUDCuPO.ipynb A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter4Antenna_Arrays_8A6uiJP.ipynb A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter6Aperture_and_Len_qrcBs8D.ipynb A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter7Propagation_of_R_2ezBMBQ.ipynb A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/screenshots/2.46_9Fyri3H.png A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/screenshots/3.3_awjgqCD.png A Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/screenshots/4.13_nzenov5.png A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter10_8IOZjNv.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter10_BgWWnnZ.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter10_gxeRt4T.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter11_H6Aw2dq.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter11_MgAOe9x.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter11_q9HWgq6.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter12_KSMDD0L.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter12_lFLDbkQ.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter12_yPXnLG6.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter1_E9Xl5A5.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter1_dUqImJN.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter1_gT6MNQK.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter2_9JuQtXK.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter2_e8dBRsc.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter2_rIhqenc.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter3_RM3VeNh.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter3_Uqa8M1v.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter3_ajXFQHL.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter4_3aHiOo5.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter4_qSUAD21.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter4_xuJY9RY.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter5_1UUhiRK.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter5_IijeUTu.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter5_SehaPPc.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter6_TkZJPKs.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter6_olwNUi7.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter6_vCGlPoZ.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter7_OuaYbmB.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter7_P4Uh45b.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter7_PrhTPJP.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter8_IWj66nd.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter8_NyyZW4t.ipynb A BSc_First_Year_Physics_by_P._BalaBhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter8_eB91nXI.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter10_kwPLX4G.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter11_KQJlWAT.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter12_0fvtKtc.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter13_YE4TWNG.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter14_6bEV9Al.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter1_tdy6Tl6.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter2_CYtbJvj.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter3_Kh8IZS4.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter4_WFPI35t.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter5_q1gneks.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter6_MR0bNFM.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/Chapter8_D7glvQg.ipynb A Solid_State_Physics_by_Dr._M._Arumugam/screenshots/22_3XRXQYF.png A Solid_State_Physics_by_Dr._M._Arumugam/screenshots/33_qRdv1Wp.png A Solid_State_Physics_by_Dr._M._Arumugam/screenshots/44_LovNS90.png --- .../Chapter2_CYtbJvj.ipynb | 319 +++++++++++++++++++++ 1 file changed, 319 insertions(+) create mode 100644 Solid_State_Physics_by_Dr._M._Arumugam/Chapter2_CYtbJvj.ipynb (limited to 'Solid_State_Physics_by_Dr._M._Arumugam/Chapter2_CYtbJvj.ipynb') diff --git a/Solid_State_Physics_by_Dr._M._Arumugam/Chapter2_CYtbJvj.ipynb b/Solid_State_Physics_by_Dr._M._Arumugam/Chapter2_CYtbJvj.ipynb new file mode 100644 index 00000000..51d55e0b --- /dev/null +++ b/Solid_State_Physics_by_Dr._M._Arumugam/Chapter2_CYtbJvj.ipynb @@ -0,0 +1,319 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# 2: Crystallography and Crystal Structures" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example number 2, Page number 2.21" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "spacing between (100) plane is 5.64 angstrom\n", + "spacing between (110) plane is 3.99 angstrom\n", + "answer for spacing between (110) plane given in the book is wrong\n", + "spacing between (111) plane is 3.26 angstrom\n" + ] + } + ], + "source": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "a=5.64; #lattice constant(angstrom)\n", + "h1=1;\n", + "k1=0;\n", + "l1=0;\n", + "h2=1;\n", + "k2=1;\n", + "l2=0;\n", + "h3=1;\n", + "k3=1;\n", + "l3=1;\n", + "\n", + "#Calculation\n", + "d100=a/math.sqrt(h1**2+k1**2+l1**2); #spacing between (100) plane\n", + "d110=a/math.sqrt(h2**2+k2**2+l2**2); #spacing between (110) plane\n", + "d111=a/math.sqrt(h3**2+k3**2+l3**2); #spacing between (111) plane\n", + "\n", + "#Result\n", + "print \"spacing between (100) plane is\",d100,\"angstrom\"\n", + "print \"spacing between (110) plane is\",round(d110,2),\"angstrom\"\n", + "print \"answer for spacing between (110) plane given in the book is wrong\"\n", + "print \"spacing between (111) plane is\",round(d111,2),\"angstrom\"" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example number 3, Page number 2.22" + ] + }, + { + "cell_type": "code", + "execution_count": 8, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "number of atoms in (100) is 1.535 *10**13 atoms/mm**2\n", + "number of atoms in (110) is 1.085 *10**13 atoms/mm**2\n", + "number of atoms in (111) is 1.772 *10**13 atoms/mm**2\n", + "answers given in the book vary due to rounding off errors\n" + ] + } + ], + "source": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "a=3.61*10**-7; #lattice constant(mm)\n", + "\n", + "#Calculation\n", + "A100=a**2; #surface area(mm**2)\n", + "n=1+(4*(1/4));\n", + "N1=n/A100; #number of atoms in (100)(per mm**2)\n", + "A110=math.sqrt(2)*a**2; #surface area(mm**2)\n", + "N2=n/A110; #number of atoms in (110)(per mm**2)\n", + "A111=math.sqrt(3)*a**2/2; #surface area(mm**2)\n", + "N3=n/A111; #number of atoms in (110)(per mm**2)\n", + "\n", + "#Result\n", + "print \"number of atoms in (100) is\",round(N1/10**13,3),\"*10**13 atoms/mm**2\"\n", + "print \"number of atoms in (110) is\",round(N2/10**13,3),\"*10**13 atoms/mm**2\"\n", + "print \"number of atoms in (111) is\",round(N3/10**13,3),\"*10**13 atoms/mm**2\"\n", + "print \"answers given in the book vary due to rounding off errors\"" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example number 4, Page number 2.23" + ] + }, + { + "cell_type": "code", + "execution_count": 12, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "wavelength of x rays is 1.552 angstrom\n", + "answer varies due to rounding off errors\n", + "energy of x rays is 8 *10**3 eV\n" + ] + } + ], + "source": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "n=4; \n", + "A=107.87; #atomic weight\n", + "rho=10500; #density(kg/m**3)\n", + "N=6.02*10**26; #number of molecules\n", + "theta=19+(12/60); #angle(degrees)\n", + "h=1;\n", + "k=1;\n", + "l=1;\n", + "h0=6.625*10**-34; #planck constant\n", + "c=3*10**8; #velocity of light(m/s)\n", + "e=1.6*10**-19; #charge(coulomb)\n", + "\n", + "#Calculation\n", + "theta=theta*math.pi/180; #angle(radian)\n", + "a=(n*A/(N*rho))**(1/3);\n", + "d=a*10**10/math.sqrt(h**2+k**2+l**2); \n", + "lamda=2*d*math.sin(theta); #wavelength of x rays(angstrom)\n", + "E=h0*c/(lamda*10**-10*e); #energy of x rays(eV)\n", + "\n", + "#Result\n", + "print \"wavelength of x rays is\",round(lamda,3),\"angstrom\"\n", + "print \"answer varies due to rounding off errors\"\n", + "print \"energy of x rays is\",int(E/10**3),\"*10**3 eV\"" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example number 5, Page number 2.23" + ] + }, + { + "cell_type": "code", + "execution_count": 13, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "density is 2332 kg/m**3\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", + "n=8; #number of atoms\n", + "r=2.351*10**-10; #bond length(angstrom)\n", + "A=28.09; #Atomic wt. of NaCl\n", + "N=6.02*10**26 #Avagadro number\n", + "\n", + "#Calculation\n", + "a=4*r/math.sqrt(3); \n", + "rho=n*A/(N*a**3); #density(kg/m**3)\n", + "\n", + "#Result\n", + "print \"density is\",int(rho),\"kg/m**3\"\n", + "print \"answer varies due to rounding off errors\"" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example number 6, Page number 2.24" + ] + }, + { + "cell_type": "code", + "execution_count": 14, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "radius of largest sphere is 0.1547 r\n", + "maximum radius of sphere is 0.414 r\n" + ] + } + ], + "source": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "from sympy import Symbol\n", + "\n", + "#Variable declaration\n", + "r=Symbol('r')\n", + "\n", + "#Calculation\n", + "a1=4*r/math.sqrt(3);\n", + "R1=(a1/2)-r; #radius of largest sphere\n", + "a2=4*r/math.sqrt(2);\n", + "R2=(a2/2)-r; #maximum radius of sphere\n", + "\n", + "#Result\n", + "print \"radius of largest sphere is\",round(R1/r,4),\"r\"\n", + "print \"maximum radius of sphere is\",round(R2/r,3),\"r\"" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example number 7, Page number 2.25" + ] + }, + { + "cell_type": "code", + "execution_count": 15, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "percent volume change is 0.5 %\n" + ] + } + ], + "source": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "r1=1.258*10**-10; #radius(m)\n", + "r2=1.292*10**-10; #radius(m)\n", + "\n", + "#Calculation\n", + "a_bcc=4*r1/math.sqrt(3);\n", + "v=a_bcc**3;\n", + "V1=v/2;\n", + "a_fcc=2*math.sqrt(2)*r2;\n", + "V2=a_fcc**3/4;\n", + "V=(V1-V2)*100/V1; #percent volume change is\",V,\"%\"\n", + "\n", + "#Result\n", + "print \"percent volume change is\",round(V,1),\"%\"" + ] + } + ], + "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 +} -- cgit