1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Chapter 9: Superconducting materials"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Example 9.1: calculate_critical_magnetic_field_intensity.sce"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"// chapter 9 , Example9.1 , pg 255\n",
"H0=6.5*10^4 //magnetic field intensity at 0K (in A/m)\n",
"T=4.2 //temperature (in K)\n",
"Tc=7.18 //critical temperature (in K)\n",
"Hc=H0*(1-(T^2/Tc^2)) // critical magnetic field intensity\n",
"printf('critical magnetic field intensity\n')\n",
"printf('Hc=%.0f A/m',Hc)"
]
}
,
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Example 9.2: calculate_isotopic_mass.sce"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"// chapter 9 , Example9.2 , pg 255\n",
"M1=199.5 //isotopic mass\n",
"Tc1=4.185 //critical temperature for M1 (in K)\n",
"Tc2=4.133 //critical temperature for M2 (in K)\n",
"alpha=0.5\n",
"\n",
"//M^alpha * Tc=constant\n",
"M2=((M1^alpha*Tc1)/Tc2)^(1/alpha)\n",
"printf('Isotopic mass at critical temperature 4.133K\n')\n",
"printf('M2=%.3f ',M2)"
]
}
],
"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
}
|
