myfile.write('\n')
stlab.metagen.fromarrays(myfile, Vglist, range(count+1), xtitle='Iset (A)',ytitle='Index_Voltage ()',colnames=colnames)
plt.rcParams["figure.figsize"] = [16,9]
plt.subplot(2, 1, 1)
plt.plot(applied_gate_array,resistance_array, '--r', marker='o')
plt.title(prefix+'$I_{max}$:{:.1f}nA, $I_{mmin}$:{:.1f}nA'.fomrat(1e-9*V_bias/np.Minimum(resistance_array),1e-9*V_bias/np.Maximum(resistance_array)))
plt.ylabel('resistance [$\Omega$]')
plt.xlim(Vgmin,Vgmax)
plt.subplot(2, 1, 2)
plt.plot(applied_gate_array,I_leakage_array, '--r', marker='o')
plt.ylabel('leakage current [nA]')
plt.xlabel('gate voltage [V]')
plt.xlim(Vgmin,Vgmax)
plt.pause(0.1)
plt.savefig(os.path.dirname(myfile.name)+'\\'+prefix)
ivvi.RampVoltage(S1h_dac,0.,tt=30.)
ivvi.RampAllZero(tt=5.)
vmeas.close()
ivvi.close()
myfile.close()
plt_leak_curr = np.append(plt_leak_curr, leakage_current)
plt.rcParams["figure.figsize"] = [16, 9]
plt.plot(plt_Vg, plt_leak_curr, '--r', marker='o')
plt.ylabel('Leakage Current (nA)')
plt.xlabel('Gate Voltage (V)')
plt.text(60, .025, ['Leackage Current =', leakage_current, 'nA'])
plt.pause(0.1)
print('RAMPING FINISHED')
dev.RampVoltage(DAC, 0, tt=ramp_time) # to safely return back the gate voltage
dev.close()
print('FINISHED')
#######################################################################
''' saving the data '''
if save_data:
# saving the metafile
plt.savefig(os.path.dirname(my_file_2.name) + '\\' + prefix)
my_file_2.close()
parameters = [
'target gate (V)',
'time step (s)',