File:Diffraction beats.gif
Diffraction_beats.gif (360 × 354 pixels, file size: 277 KB, MIME type: image/gif, looped, 21 frames)
Captions
DescriptionDiffraction beats.gif |
English: Animation of the node lines of the diffraction pattern of two sources that have a small difference in frequency; made because of Steven Waller's theory about Stonehenge |
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Date | ||||
Source | Own work | |||
Author | Pieter Kuiper | |||
Permission (Reusing this file) |
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Mathematica code:
d = 5;
r1[x_, y_] = Sqrt[x^2 + (y - d)^2];
r2[x_, y_] = Sqrt[x^2 + (y + d)^2];
node[x_, y_] = r1[x, y] - r2[x, y];
Export["Diffraction_beats.gif",
Table[ContourPlot[{node[x, y] == 1 + a, node[x, y] == -1 + a,
node[x, y] == 3 + a, node[x, y] == -3 + a, node[x, y] == 5 + a,
node[x, y] == -5 + a,
node[x, y] == 7 + a, node[x, y] == -7 + a, node[x, y] == 9 + a,
node[x, y] == -9 + a}, {x, -20, 20}, {y, -20, 20},
ContourStyle -> Directive[Black, Thick]], {a, -1.0, 1.0, 0.1}]]
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 10:52, 8 March 2012 | 360 × 354 (277 KB) | Pieter Kuiper (talk | contribs) | {{Information |Description ={{en|1=Animation of the node lines of the diffraction pattern of two sources that have a small difference in frequency; made because of Steven Waller's theory about Stonehenge}} |Source ={{own}} |Author =[... |
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GIF file comment | Created by Wolfram Mathematica 6.0 |
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