set terminal postscript enhanced eps color size 8.6cm,4.2cm font "Helvetica,12pt"
set border 3
set bars 0
set isosamples 40,40
set output 'plot_beat.eps'
set sample 1000,1000
set multiplot
set size 1,0.49
set origin 0.02,0.03
f(x)=(x>=1?bg+((a1**2)*exp(-2*(x-x0)/t1))+((a2**2)*exp(-2*(x-x0)/t2))+(2*a1*a2*exp(-(x-x0)*((1/t1)+(1/t2)))*cos((2*3.14*0.266*(x-x0))+p)):1)
#x0=0;a1=300;a2=300;t1=10.4;t2=25.2;p=0.6;bg=1
x0=2;a1=450;a2=0.001;t1=12.4;t2=25.2;p=0.1;bg=1
fit [2:] f(x) 'out_HV.dat' u 1:2 via a1,a2,p
#plot [-10:40][0:110] 'F1_beat_L250.dat' u (($1)*-1)/(1e-9)-26:2
#set xlabel font "Helvetica,18" "{/Symbol D}t_{IS} (ns)"
set label font "Helvetica,12" "Coincidences" at first -15, first 400 rotate by 90
set label font "Helvetica,12" "{/Symbol D}t_{is} (ns)" at first 12, first -150
set label font "Helvetica,12" "signal: {/Symbol \367} H {/Symbol \361}" at first 15, first 400
set label font "Helvetica,12" "idler: {/Symbol \367} V {/Symbol \361}" at first 15, first 300
set xtics nomirror
set ytics nomirror
plot [-10:40][0:550] 'out_HV.dat' u 1:2:(sqrt($2))w yerrorbars notitle pt 7 ps 0.5,f(x) w l lc rgb "blue" lw 2 lt 1 notitle

 unset label
unset xlabel

set size 1,0.48
set origin 0.02,0.45
f(x)=(x>=0?bg+((a1**2)*exp(-2*(x-x0)/t1))+((a2**2)*exp(-2*(x-x0)/t2))+(2*a1*a2*exp(-(x-x0)*((1/t1)+(1/t2)))*cos((2*3.14*0.266*(x-x0))+p)):1)
x0=0;a1=300;a2=300;t1=10.4;t2=25.2;p=0.6;bg=1
#x0=2;a1=450;a2=0.001;t1=5.7;t2=13.1;p=0.1;bg=1
fit [0:] f(x) 'ff.dat' u 1:2 via a1,a2,p,t1,t2
#set xlabel font "Helvetica,18" "Time delay {/Symbol D}t_{SI} (ns)"
#set ylabel font "Helvetica,18""G_{SI}^{(2)} ({/Symbol D}t_{SI})" 
#set label font "Helvetica,18" "G_{SI}^{(2)} ({/Symbol D}t_{SI})" at first -24.5, first #180 rotate by 90
set format x ""
set label font "Helvetica,12" "1/{/Symbol d}f" at first 9.9, first 90
#plot [-10:40]'ff.dat'every 2 u 1:2:(sqrt($2))w yerrorbars notitle pt 7 ps 0.5,f(x) w l lc #rgb "blue" lw 2 lt 1 notitle
set label font "Helvetica,12" "signal: {/Symbol \367} H {/Symbol \361}" at first 15, first 90
set label font "Helvetica,12" "idler: (0.7+0.57i){/Symbol \367} H {/Symbol \361}+(0.41i){/Symbol \367} V {/Symbol \361}" at first 15, first 70
set xtics nomirror
set ytics nomirror
plot [-10:40]'ff.dat'every 2 u 1:2:(sqrt($2))w yerrorbars notitle pt 7 ps 0.5,f(x) w l lc rgb "blue" lw 2 lt 1 notitle, 'coincidence_left.dat' u ($1+5.5):($2*110) w l lc rgb "#555555" lw 2 lt 3 notitle, 'coincidence_left.dat' u ($1+9.2):($2*110) w l lc rgb "#555555" lw 2 lt 3 notitle
unset multiplot