#set term wxt;
set term postscript enhanced solid eps color;
set format y "%2.1e"
set xlabel 'time (ns)' offset 0,-0.20 font 'Helvetica, 20' ;
set ylabel 'detection probability' offset -6,0 font 'Helvetica, 20' ;
#set y2label 'voltage (Volt)' offset 3,0 font 'Helvetica, 20' ;
unset y2label;
unset y2tics;
set xtics font 'Helvetica, 18';
set ytics 1E-4, 1.5E-4, 4.5E-4 font 'Helvetica, 18';
#set y2tics font 'Helvetica, 18';
unset key
#set key at 900,4.6 ;
f(x)=eta*lambda*exp((x-x0)/tau)*(exp(time_width/tau)-1);
time_width=1;
eta=0.3;
x0=554;
tau=15;
lambda=0.01;
fit [480:554] f(x) './OD_in_0.00_OD_out_1.8_2.9_after_histo_wo_atom_to_fit' u 2:11 via tau, lambda;
set output 'exp_pulse_apd.eps';
p [450:650][:4.5e-4] './OD_in_0.00_OD_out_1.8_2.9_after_histo_wo_atom_to_fit' u 2:11:13 w yerrorbars, f(x) lw 2;
!gv 'exp_pulse_apd.eps'