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| author | kinitrupti | 2017-05-12 18:40:35 +0530 |
|---|---|---|
| committer | kinitrupti | 2017-05-12 18:40:35 +0530 |
| commit | d36fc3b8f88cc3108ffff6151e376b619b9abb01 (patch) | |
| tree | 9806b0d68a708d2cfc4efc8ae3751423c56b7721 /backup/Modern_Physics_By_G.Aruldas_version_backup/Chapter14_2.ipynb | |
| parent | 1b1bb67e9ea912be5c8591523c8b328766e3680f (diff) | |
| download | Python-Textbook-Companions-d36fc3b8f88cc3108ffff6151e376b619b9abb01.tar.gz Python-Textbook-Companions-d36fc3b8f88cc3108ffff6151e376b619b9abb01.tar.bz2 Python-Textbook-Companions-d36fc3b8f88cc3108ffff6151e376b619b9abb01.zip | |
Revised list of TBCs
Diffstat (limited to 'backup/Modern_Physics_By_G.Aruldas_version_backup/Chapter14_2.ipynb')
| -rwxr-xr-x | backup/Modern_Physics_By_G.Aruldas_version_backup/Chapter14_2.ipynb | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/backup/Modern_Physics_By_G.Aruldas_version_backup/Chapter14_2.ipynb b/backup/Modern_Physics_By_G.Aruldas_version_backup/Chapter14_2.ipynb new file mode 100755 index 00000000..b2beeab9 --- /dev/null +++ b/backup/Modern_Physics_By_G.Aruldas_version_backup/Chapter14_2.ipynb @@ -0,0 +1,107 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:f383b09bed78232b6f6bef91df71b6fd8febd00a3f89287a33c756d53748eb03"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "14: Superconductivity"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example number 14.1, Page number 272"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "Bc0=0.0305; #critical field(T)\n",
+ "T=2; #temperature(K)\n",
+ "Tc=3.722; #critical temperature(K)\n",
+ "r=2*10**-3; #diameter(m)\n",
+ "mew0=4*math.pi*10**-7; #magnetic permeability\n",
+ "\n",
+ "#Calculation\n",
+ "BcT=Bc0*(1-(T/Tc)**2); #critical field(T)\n",
+ "Ic=2*math.pi*r*BcT/mew0; #current(A)\n",
+ "\n",
+ "#Result\n",
+ "print \"current is\",round(Ic,1),\"A\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "current is 216.9 A\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example number 14.2, Page number 274"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#importing modules\n",
+ "import math\n",
+ "from __future__ import division\n",
+ "\n",
+ "#Variable declaration\n",
+ "lamda0=37; #london penetration depth(nm)\n",
+ "T=5.2; #temperature(K)\n",
+ "Tc=7.193; #critical temperature(K)\n",
+ "\n",
+ "#Calculation\n",
+ "a=1-(T/Tc)**4;\n",
+ "lamdaT=lamda0*(a**(-1/2)); #penetration depth of lead(nm)\n",
+ "\n",
+ "#Result\n",
+ "print \"penetration depth of lead is\",round(lamdaT,3),\"nm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "penetration depth of lead is 43.398 nm\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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