- Energy and Wavelength, both are as x-axis.
- data start from 5th line.
set terminal wxt font ',13' set datafile separator ";" unset label set label set xrange [180:1000] set yrange [0:] set xlabel ' Wavelength [nm]' set x2tics set xtics nomirror set link x2 via 1240/x inverse 1240/x set x2label 'Evergy [eV]' set label '3.5eV' at 350.630, 0.142387 offset -1,1 set label '2.7eV' at 448.347, 0.173382 offset -1,1 plot \ 'DNTT_C60_KCl.csv' every ::5 u 1:($2+0.21) w line title 'DNTT',\ 'DNTT_C60_KCl.csv' every ::5 u 1:($3/3+0.02) w line title 'C60 intensity /3'