18 lines
454 B
Gnuplot
18 lines
454 B
Gnuplot
set term post enha colo 20
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set out "pdisp.eps"
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set xlabel "q"
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set ylabel "frequency (THz)"
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set xrange [0:4.47091]
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set yrange [0:*]
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set grid xtics
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# {/Symbol G} will give you letter gamma in the label
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set xtics ("{/Symbol G}" 0, "X" 0.707107, "W" 1.06066, "K" 1.23744, "{/Symbol G}" 2.156, "L" 3.02202, "U" 3.32821, "W" 3.50498, "L" 3.85854, "K/U" 4.16472, "X" 4.47091)
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unset key
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plot "disp.dat" u 4:5 w l lt 1,\
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"" u 4:6 w l lt 1,\
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"" u 4:7 w l lt 1 |