Potential and electric field

set term postscript eps color enhanced solid

set encoding iso_8859_1

set output "E03potNE.eps"

set title "{/=17 Averaged potential and E-field}"

set size 0.6, 0.5

set xlabel "z({\305})"

set ylabel "Potential(V)"

set y2label "E-field(V/{\305})"

set xrange [0:70]

set xtics  nomirror

set ytics  nomirror

set y2tics 0.3

set y2range [0:1.3]

set format y2 "%.1f"

set key at 35,0

set key samplen 2

p 'ptNefield.dat' u 1:3 w l lt 3 lw 2 axes x1y2 t 'E-field' ,\

  'ptNefield.dat' u 1:2 w l lt 1 lw 2 axes x1y1 t 'Potential'