Added(A)/Deleted(D) following books

 M  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter29.ipynb
M  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter32.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/screenshots/chapter29example32.png
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/screenshots/chapter29example33.png
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/screenshots/chapter32example30.png
A  Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter6Aperture_and_Lens_Antenna.ipynb
A  Antenna_and_Wave_Propogation_by_U._A._Bakshi_and_A._V._Bakshi/Chapter7Propagation_of_Radio_Waves.ipynb
A  Electronic_Devices_and_Circuit_Theory_by_R_L_Boylestad_and_Louis_Nashlesky/README.txt
A  Fluid_mechanicsxyz/Untitled.ipynb
A  Fluid_mechanicsxyz/screenshots/Selection_001.png
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter1.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter2.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter3.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter4.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter5.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter6.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/Chapter7.ipynb
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/screenshots/11.png
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/screenshots/22.png
A  Modern_Engineering_Physics_by_K._Vijaya_Kumar,_S._Chandralingam/screenshots/33.png
M  Modern_physics_for_engineers_by_S.P.Taneja/chapter9.ipynb
M  Modern_physics_for_engineers_by_S.P.Taneja/screenshots/image2.png
M  Modern_physics_for_engineers_by_S.P.Taneja/screenshots/image3.png
A  Modern_physics_for_engineers_by_S.P.Taneja/screenshots/image_1.png
A  Physical_Chemistry_by_D._Farrington/Chapter11_KineticTheory.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter12_Chemical_Kinetics.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter13_Irreversible_Process_In_Liquids.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter14__Electromotive_Force.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter15_Ionic_Equilibria.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter16_Quantum_Theory.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter18_Spectroscopy.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter19_Statistical_Mechanics.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter20_Macromolecules.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter21_Surface_Chemistry.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter22_Crystals.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter23_Kinetics_PhotoChemistry_Radiation.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter24_Nuclear_Chemistry.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter2_Gases.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter3First_Law_of_Thermodynamics.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter4_Thermochemistry.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter5_Second_and_Third_Law_of_Thermodynamics.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter6_One_Component_Systems.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter7_Solutions.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter8_Properties_of_Dilute_Solutions.ipynb
A  Physical_Chemistry_by_D._Farrington/Chapter9_Chemical_Equilibria.ipynb
A  Physical_Chemistry_by_D._Farrington/screenshots/2.png
A  Physical_Chemistry_by_D._Farrington/screenshots/5.png
A  Physical_Chemistry_by_D._Farrington/screenshots/8.png
A  Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/chapter2.ipynb
A  Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/Plot_of_ln_sigma_vs_1T.png
A  Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_binding_energy.png
A  Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_lattice_parameter_of_fcc_strucure.png
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/CH2.ipynb
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/CH3.ipynb
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/CH4.ipynb
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/CH5.ipynb
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/CH6.ipynb
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/CH7.ipynb
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/README.txt
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/screenshots/deepak-2-1.png
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/screenshots/deepak-2-2.png
A  Thermodynamics:_A_Core_Course_by_R._C._Srivastava,_S._K._Saha_And_A._K._Jain/screenshots/deepak-2-3.png
A  f_by_df/chapter25.ipynb
A  f_by_df/screenshots/29.png
A  f_by_df/screenshots/32.png
M  "sample_notebooks/Raj Kumar/ch3.ipynb"

4 files changed, 337 insertions, 0 deletions

diff --git a/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/chapter2.ipynb b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/chapter2.ipynb
new file mode 100644
index 00000000..5bd122ad
--- /dev/null
+++ b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/chapter2.ipynb
@@ -0,0 +1,337 @@
+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:74a00fabf3de3a229499fd336c46d9a546ea42ad7cb4fbe98a92a6ea72f21fa8"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Chapter 2: Bonding in Solids"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.1,Page number 62"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "epsilon_0 = 8.854*10**-12; # Absolute electrical permittivity of free space, F/m\n",
+      "e = 1.6*10**-19;   # Energy equivalent of 1 eV, eV/J\n",
+      "r = 3.147*10**-10;     # Nearest neighbour distance for KCl, m\n",
+      "n = 9.1;    # Repulsive exponent of KCl\n",
+      "A = 1.748;  # Madelung constant for lattice binding energy\n",
+      "E = A*e**2/(4*math.pi*epsilon_0*r)*(n-1)/n/e;     # Binding energy of KCl, eV\n",
+      "print\"The binding energy of KCl = \",round(E,4),\"eV\";\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The binding energy of KCl =  7.10982502818 eV\n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.2,Page number 62"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "epsilon_0 = 8.854*10**-12; # Absolute electrical permittivity of free space, F/m\n",
+      "N = 6.023*10**23;     # Avogadro's number\n",
+      "e = 1.6*10**-19;   # Energy equivalent of 1 eV, eV/J\n",
+      "a0 = 5.63*10**-10;      # Lattice parameter of NaCl, m\n",
+      "r0 = a0/2;      # Nearest neighbour distance for NaCl, m\n",
+      "n = 8.4;    # Repulsive exponent of NaCl\n",
+      "A = 1.748;  # Madelung constant for lattice binding energy\n",
+      "E = A*e**2/(4*pi*epsilon_0*r0)*(n-1)/n/e;     # Binding energy of NaCl, eV\n",
+      "print\"The binding energy of NaCl = \",round(E*N*e/(4.186*1000),4),\"kcal/mol\" ;\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The binding energy of NaCl =  181.1005 kcal/mol\n"
+       ]
+      }
+     ],
+     "prompt_number": 7
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.3,Page number 62"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "epsilon_0 = 8.854*10**-12; # Absolute electrical permittivity of free space, F/m\n",
+      "N = 6.023*10**23;     # Avogadro's number\n",
+      "e = 1.6*10**-19;   # Energy equivalent of 1 eV, eV/J\n",
+      "E = 162.9*10**3;  # Binding energy of KCl, cal/mol\n",
+      "n = 8.6;    # Repulsive exponent of KCl\n",
+      "A = 1.747;  # Madelung constant for lattice binding energy\n",
+      "# As lattice binding energy, E = A*e**2/(4*%pi*epsilon_0*r0)*(n-1)/n, solving for r0\n",
+      "r0 = A*N*e**2/(4*pi*epsilon_0*E*4.186)*(n-1)/n;     # Nearest neighbour distance of KCl, m\n",
+      "print\"The nearest neighbour distance of KCl = \",round(r0*10**10,4),\"angstorm\";\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The nearest neighbour distance of KCl =  3.1376 angstorm\n"
+       ]
+      }
+     ],
+     "prompt_number": 12
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.4,Page number 63"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "epsilon_0 = 8.854*10**-12; # Absolute electrical permittivity of free space, F/m\n",
+      "N = 6.023*10**23;     # Avogadro's number\n",
+      "e = 1.6*10**-19;   # Energy equivalent of 1 eV, eV/J\n",
+      "E = 152*10**3;  # Binding energy of CsCl, cal/mol\n",
+      "n = 10.6;    # Repulsive exponent of CsCl\n",
+      "A = 1.763;  # Madelung constant for lattice binding energy\n",
+      "\n",
+      "# As lattice binding energy, E = A*e**2/(4*pi*epsilon_0*r0)*(n-1)/n, solving for r0\n",
+      "r0 = A*N*e**2/(4*pi*epsilon_0*E*4.186)*(n-1)/n;     # Nearest neighbour distance of CsCl, m\n",
+      "print\"The nearest neighbour distance of CsCl = \",round(r0*10**10,4),\"angstrom\";\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The nearest neighbour distance of CsCl =  3.4776 angstrom\n"
+       ]
+      }
+     ],
+     "prompt_number": 13
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.5,Page number 63"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "epsilon_0 = 8.854*10**-12; # Absolute electrical permittivity of free space, F/m\n",
+      "N = 6.023*10**23;     # Avogadro's number\n",
+      "e = 1.6*10**-19;   # Energy equivalent of 1 eV, eV/J\n",
+      "r0 = 6.46*10**-10;     # Nearest neighbour distance of NaI\n",
+      "E = 157.1*10**3;  # Binding energy of NaI, cal/mol\n",
+      "A = 1.747;  # Madelung constant for lattice binding energy\n",
+      "\n",
+      "# As lattice binding energy, E = -A*e**2/(4*pi*epsilon_0*r0)*(n-1)/n, solving for n\n",
+      "n = 1/(1+(4.186*E*4*pi*epsilon_0*r0)/(N*A*e**2));   # Repulsive exponent of NaI\n",
+      "print\"\\nThe repulsive exponent of NaI = \",round(n,4);"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "The repulsive exponent of NaI =  0.363\n"
+       ]
+      }
+     ],
+     "prompt_number": 15
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.6,Page number 63"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "e = 1.6*10**-19;   # Energy equivalent of 1 eV, eV/J\n",
+      "a0 = 2.8158*10**-10;     # Nearest neighbour distance of solid\n",
+      "A = 1.747;  # Madelung constant for lattice binding energy\n",
+      "n = 8.6;    # The repulsive exponent of solid\n",
+      "c = 2;  # Structural factor for rocksalt\n",
+      "# As n = 1 + (9*c*a0**4)/(K0*e**2*A), solving for K0\n",
+      "K0 = 9*c*a0**4/((n-1)*e**2*A);        # Compressibility of solid, metre square per newton\n",
+      "print\"The compressibility of the solid = \", \"{0:.3e}\".format(K0),\"metre square per newton\";"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The compressibility of the solid =  3.329e-01 metre square per newton\n"
+       ]
+      }
+     ],
+     "prompt_number": 18
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.7,Page number 69"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "chi_diff = 1;   # Electronegativity difference between the constituent of elements of solid\n",
+      "percent_ion = 100*(1-math.e**(-(0.25*chi_diff**2)));  # Percentage ionic character present in solid given by Pauling\n",
+      "print\"The percentage ionic character present in solid = \",round(percent_ion,2),\"percent \";\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The percentage ionic character present in solid =  22.12 percent \n"
+       ]
+      }
+     ],
+     "prompt_number": 20
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 2.8,Page number 69"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Given Data\n",
+      "\n",
+      "Eh_GaAs = 4.3;       # Homopolar gap of GaAs compound, eV\n",
+      "C_GaAs = 2.90;      # Ionic gap of GaAs compound, eV\n",
+      "Eh_CdTe = 3.08;      # Homopolar gap of CdTe compound, eV\n",
+      "C_CdTe = 4.90;      # Ionic gap of CdTe compound, eV\n",
+      "\n",
+      "fi_GaAs = C_GaAs**2/(Eh_GaAs**2 + C_GaAs**2);\n",
+      "fi_CdTe = C_CdTe**2/(Eh_CdTe**2 + C_CdTe**2);\n",
+      "print\"The fractional ionicity of GaAs = \",round(fi_GaAs,4);\n",
+      "print\"The fractional ionicity of CdTe = \",round(fi_CdTe,4);\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The fractional ionicity of GaAs =  0.3126\n",
+        "The fractional ionicity of CdTe =  0.7168\n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [],
+     "language": "python",
+     "metadata": {},
+     "outputs": []
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
\ No newline at end of file
diff --git a/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/Plot_of_ln_sigma_vs_1T.png b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/Plot_of_ln_sigma_vs_1T.png
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+++ b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/Plot_of_ln_sigma_vs_1T.png
diff --git a/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_binding_energy.png b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_binding_energy.png
new file mode 100644
index 00000000..2a7f3689
--- /dev/null
+++ b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_binding_energy.png
diff --git a/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_lattice_parameter_of_fcc_strucure.png b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_lattice_parameter_of_fcc_strucure.png
new file mode 100644
index 00000000..d14e7c7d
--- /dev/null
+++ b/Solid_State_Physics_Principles_And_Applications_by_R._Asokamani/screenshots/The_lattice_parameter_of_fcc_strucure.png