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| View Original: | Nuclear Fireball Radius and Temperature.svg (600x600) | |||
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| Keywords: Nuclear Fireball Radius and Temperature.svg en Diameter and temperature vs time of the fireball of a 20 kiloton nuclear air burst near sea-level Self-generated fit of curves in Glasstone Dolan The Effects of Nuclear Weapons 1977 de Durchmesser und Temperatur als Zeitfunktion des Feuerballs einer 20-Kilotonnen-Kernexplosion in der Luft nahe Meeresniveau Selbst erzeugter Fit von Kurven aus Glasstone Dolan The Effects of Nuclear Weapons 1977 own SiriusB 2008-11-21 Image Nuclear_Fireball_Radius_and_Temperature png The Graph can be entirely reproduced by the following Gnuplot script reset Terminal settings set term svg enhanced size 600 600 font Helvetica 16 ;set output 'fbrt svg' Mathematical definitions Fireball temperature p0 2 8526650801 ; q0 69 18513566 p1 -1 0863702704 ; q1 115 00394909 p2 4 7729619842 ; q2 79 77893973 p3 10 026967289 ; q3 27 50798341 p4 7 1862268373 ; q4 4 74096116 p5 2 2724484357 ; q5 0 32749001 p6 0 27143255706 g1 x -1 103046 x+1 032988 g2 x p6 x+p5 x+p4 x+p3 x+p2 x+p1 x+p0 g3 x -0 547586 x+3 505928 h1 x q5 x+q4 x+q3 x+q2 x+q1 x+q0 g x x< -2 507 g1 x x< -0 686 g2 x g3 x h x x< -2 22638 h1 x NaN fg x 10 g log10 x fh x 10 h log10 x Fireball diameter rm4 13 ; rm1 215 ; re 236 ; pr log10 rm1/rm4 /3 ; pk -3 d x 2 rm4 10000 x pr pk+re pk 1 /pk Format definitions set tmargin 0 2; set bmargin 2 8; set lmargin 9 6; set rmargin 1 lw1 3 ; lw2 1 unset key set logscale xy set xrange 1e-4 10 set yrange 20 3e5 set xtics 10 -4 0 0001 0 0002 0 0003 0 0004 0 0005 \ 0 0006 0 0007 0 0008 0 0009 \ 10 -3 0 001 0 002 0 003 0 004 0 005 \ 0 006 0 007 0 008 0 009 \ 0 01 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 \ 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 \ 1 2 3 4 5 6 7 8 9 10 set ytics 10 20 20 30 40 50 60 70 80 90 \ 100 200 300 400 500 600 700 800 900 \ 1000 2000 3000 4000 5000 6000 7000 8000 9000 \ 10000 10000 20000 30000 40000 50000 \ 60000 70000 80000 90000 \ 100000 100000 200000 300000 400000 500000 \ 600000 700000 800000 900000 \ 10 6 1e6 set grid xtics ytics mxtics lt 1 lw lw2 lc rgb ' a0a0a0' Labels Use oblique fonts if available set xlabel ' /Oblique t / s' set xlabel 't / s' set ylabel offset 1 0 ' /Oblique D / m 123456789012345 /Oblique T _ eff / K' set ylabel offset 0 5 0 'D / m 123456789012345 T_ eff / K' Plotting plot fg x w l lt 1 lw lw1 lc rgb ' 770000' \ fh x w l lt 1 lw lw1 lc rgb ' ff8800' \ d x w l lt 1 lw lw1 lc rgb ' 0000ff' reset Nuclear explosion physics SVG diagrams | ||||
