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diff --git a/sample_notebooks/Sadananda CharyArroju/Sadananda CharyArroju_version_backup/Chapter10.ipynb b/sample_notebooks/Sadananda CharyArroju/Sadananda CharyArroju_version_backup/Chapter10.ipynb new file mode 100755 index 00000000..bd43d700 --- /dev/null +++ b/sample_notebooks/Sadananda CharyArroju/Sadananda CharyArroju_version_backup/Chapter10.ipynb @@ -0,0 +1,431 @@ +{
+ "cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "#10: Superconductivity"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.1, Page number 224"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 3,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical field is 3.365 *10**3 A/m\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "T=5; #temperature(K)\n",
+ "Tc=7.2; #critical temperature(K)\n",
+ "H0=6.5*10**3; #critical magnetic field(A/m)\n",
+ "\n",
+ "#Calculation\n",
+ "Hc=H0*(1-(T/Tc)**2); #critical field(A/m)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical field is\",round(Hc/10**3,3),\"*10**3 A/m\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.2, Page number 225"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 5,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical field is 1.567 *10**3 A/m\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "T=2.5; #temperature(K)\n",
+ "Tc=3.5; #critical temperature(K)\n",
+ "H0=3.2*10**3; #critical magnetic field(A/m)\n",
+ "\n",
+ "#Calculation\n",
+ "Hc=H0*(1-(T/Tc)**2); #critical field(A/m)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical field is\",round(Hc/10**3,3),\"*10**3 A/m\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.3, Page number 225"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 7,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical temperature is 6.928 K\n",
+ "answer given in the book is wrong\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "Hc=5*10**3; #critical magnetic field(A/m)\n",
+ "T=6; #temperature(K)\n",
+ "H0=2*10**4; #critical magnetic field(A/m)\n",
+ "\n",
+ "#Calculation\n",
+ "Tc=T/math.sqrt(1-(Hc/H0)); #critical temperature(K)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical temperature is\",round(Tc,3),\"K\"\n",
+ "print \"answer given in the book is wrong\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.4, Page number 225"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 9,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical current is 251.3 amp\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "Hc=2*10**3; #critical magnetic field(A/m)\n",
+ "r=0.02; #radius(m)\n",
+ "\n",
+ "#Calculation\n",
+ "Ic=2*math.pi*r*Hc; #critical current(amp)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical current is\",round(Ic,1),\"amp\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.5, Page number 225"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 11,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "isotopic mass is 191.75 amu\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "T1=5; #temperature(K)\n",
+ "T2=5.1; #temperature(K)\n",
+ "M1=199.5; #isotopic mass(amu)\n",
+ "\n",
+ "#Calculation\n",
+ "M2=M1*(T1/T2)**2; #isotopic mass(amu)\n",
+ "\n",
+ "#Result\n",
+ "print \"isotopic mass is\",round(M2,2),\"amu\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.6, Page number 226"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 19,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical field is 3.0469 *10**4 A/m\n",
+ "critical current is 287.161 amp\n",
+ "answer given in the book is wrong\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "T=5; #temperature(K)\n",
+ "Tc=8; #critical temperature(K)\n",
+ "H0=5*10**4; #critical magnetic field(A/m)\n",
+ "r=1.5*10**-3; #radius(m)\n",
+ "\n",
+ "#Calculation\n",
+ "Hc=H0*(1-(T/Tc)**2); #critical field(A/m)\n",
+ "Ic=2*math.pi*r*Hc; #critical current(amp)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical field is\",round(Hc/10**4,4),\"*10**4 A/m\"\n",
+ "print \"critical current is\",round(Ic,3),\"amp\"\n",
+ "print \"answer given in the book is wrong\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.7, Page number 226"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 22,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical temperature is 4.1447 K\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "Tc1=4.185; #critical temperature(K)\n",
+ "M1=199.5; #isotopic mass(amu)\n",
+ "M2=203.4; #isotopic mass(amu)\n",
+ "\n",
+ "#Calculation\n",
+ "Tc2=Tc1*math.sqrt(M1/M2); #critical temperature(K)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical temperature is\",round(Tc2,4),\"K\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.8, Page number 226"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 31,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "frequency is 4.105 *10**11 Hz\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "e=1.6*10**-19; #charge(c)\n",
+ "h=6.626*10**-36; #plank constant\n",
+ "V=8.5*10**-6; #voltage(V)\n",
+ "\n",
+ "#Calculation\n",
+ "new=2*e*V/h; #frequency(Hz)\n",
+ "\n",
+ "#Result\n",
+ "print \"frequency is\",round(new/10**11,3),\"*10**11 Hz\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.9, Page number 227"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 32,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "critical temperature is 30.0 K\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "Tc1=5; #critical temperature(K)\n",
+ "P1=1; #pressure(mm)\n",
+ "P2=6; #pressure(mm)\n",
+ "\n",
+ "#Calculation\n",
+ "Tc2=Tc1*P2/P1; #critical temperature(K)\n",
+ "\n",
+ "#Result\n",
+ "print \"critical temperature is\",Tc2,\"K\""
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "##Example number 10.10, Page number 227"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 34,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "maximum critical temperature is 7.782 K\n",
+ "answer given in the book is wrong\n"
+ ]
+ }
+ ],
+ "source": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "Hc=6*10**5; #critical magnetic field(A/m)\n",
+ "Tc=8.7; #critical temperature(K)\n",
+ "H0=3*10**6; #critical magnetic field(A/m)\n",
+ "\n",
+ "#Calculation\n",
+ "T=Tc*math.sqrt(1-(Hc/H0)); #maximum critical temperature(K)\n",
+ "\n",
+ "#Result\n",
+ "print \"maximum critical temperature is\",round(T,3),\"K\"\n",
+ "print \"answer given 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": "2.7.9"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}
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