def setup_sequence_parameters(self): coupling = self.parameters.ParametricCoupling piPulse = self.parameters.PiPulse flop = self.parameters.RabiFlopping analysis_frequency = cm.frequency_from_line_selection( flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) pi_frequency = cm.frequency_from_line_selection( 'auto', flop.manual_frequency_729, flop.line_selection, self.drift_tracker) # do pi pulse on same line as rabi flop trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': analysis_frequency = cm.add_sidebands(analysis_frequency, flop.sideband_selection, trap) pi_frequency = cm.add_sidebands(pi_frequency, piPulse.sideband_selection, trap) self.parameters[ 'Excitation_729.rabi_excitation_frequency'] = analysis_frequency + flop.offset_frequency self.parameters[ 'Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 self.parameters['PiPulse.rabi_excitation_frequency'] = pi_frequency minim, maxim, steps = coupling.manual_scan minim = minim['us'] maxim = maxim['us'] self.scan = linspace(minim, maxim, steps) self.scan = [WithUnit(pt, 'us') for pt in self.scan]
def setup_sequence_parameters(self): op = self.parameters.OpticalPumping optical_pumping_frequency = cm.frequency_from_line_selection( op.frequency_selection, op.manual_frequency_729, op.line_selection, self.drift_tracker) self.parameters[ 'OpticalPumping.optical_pumping_frequency_729'] = optical_pumping_frequency sc = self.parameters.SidebandCooling sp = self.parameters.SidebandPrecooling sideband_cooling_frequency = cm.frequency_from_line_selection( sc.frequency_selection, sc.manual_frequency_729, sc.line_selection, self.drift_tracker) # always want to precool on the same line as sideband cooling sideband_precooling_frequency = cm.frequency_from_line_selection( sp.frequency_selection, sp.manual_frequency_729, sc.line_selection, self.drift_tracker) if sc.frequency_selection == 'auto': trap = self.parameters.TrapFrequencies sideband_cooling_frequency = cm.add_sidebands( sideband_cooling_frequency, sc.sideband_selection, trap) sideband_precooling_frequency = cm.add_sidebands( sideband_precooling_frequency, sp.sideband_selection, trap) self.parameters[ 'SidebandCooling.sideband_cooling_frequency_729'] = sideband_cooling_frequency self.parameters[ 'SidebandPrecooling.sideband_precooling_frequency_729'] = sideband_precooling_frequency
def setup_sequence_parameters(self): op = self.parameters.OpticalPumping sp = self.parameters.StatePreparation optical_pumping_frequency = cm.frequency_from_line_selection(op.frequency_selection, op.manual_frequency_729, op.line_selection, self.drift_tracker, sp.optical_pumping_enable) self.parameters['OpticalPumping.optical_pumping_frequency_729'] = optical_pumping_frequency aux = self.parameters.OpticalPumpingAux aux_optical_pumping_frequency = cm.frequency_from_line_selection('auto', WithUnit(0,'MHz'), aux.aux_op_line_selection, self.drift_tracker, aux.aux_op_enable) self.parameters['OpticalPumpingAux.aux_optical_frequency_729'] = aux_optical_pumping_frequency sc = self.parameters.SidebandCooling sideband_cooling_frequency = cm.frequency_from_line_selection(sc.frequency_selection, sc.manual_frequency_729, sc.line_selection, self.drift_tracker, sp.sideband_cooling_enable) trap = self.parameters.TrapFrequencies if sc.frequency_selection == 'auto': #trap = self.parameters.TrapFrequencies sideband_cooling_frequency = cm.add_sidebands(sideband_cooling_frequency, sc.sideband_selection, trap) self.parameters['SidebandCooling.sideband_cooling_frequency_729'] = sideband_cooling_frequency #print "sbc" #print sideband_cooling_frequency sc2 = self.parameters.SequentialSBCooling sc2freq = cm.frequency_from_line_selection(sc.frequency_selection, sc.manual_frequency_729, sc.line_selection, self.drift_tracker, sp.sideband_cooling_enable) sc2freq = cm.add_sidebands(sc2freq, sc2.sideband_selection, trap) self.parameters['SequentialSBCooling.frequency'] = sc2freq #print sc2freq # set state readout time if self.use_camera: self.parameters['StateReadout.state_readout_duration'] = self.parameters.StateReadout.camera_readout_duration else: self.parameters['StateReadout.state_readout_duration'] = self.parameters.StateReadout.pmt_readout_duration
def setup_sequence_parameters(self): op = self.parameters.OpticalPumping optical_pumping_frequency = cm.frequency_from_line_selection(op.frequency_selection, op.manual_frequency_729, op.line_selection, self.drift_tracker, op.optical_pumping_enable) self.parameters['OpticalPumping.optical_pumping_frequency_729'] = optical_pumping_frequency sc = self.parameters.SidebandCooling sideband_cooling_frequency = cm.frequency_from_line_selection(sc.frequency_selection, sc.manual_frequency_729, sc.line_selection, self.drift_tracker, sc.sideband_cooling_enable) if sc.frequency_selection == 'auto': trap = self.parameters.TrapFrequencies sideband_cooling_frequency = cm.add_sidebands(sideband_cooling_frequency, sc.sideband_selection, trap) self.parameters['SidebandCooling.sideband_cooling_frequency_729'] = sideband_cooling_frequency
def setup_sequence_parameters(self): flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) self.parameters['Excitation_729.rabi_excitation_frequency'] = frequency self.parameters['Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 tom = self.parameters.Tomography frequency = cm.frequency_from_line_selection('auto', None, tom.line_selection, self.drift_tracker) self.parameters['Tomography.tomography_excitation_frequency'] = frequency
def load_frequency(self): #reloads trap frequencyies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) flop = self.parameters.RabiPowerFlopping_2ions frequency1 = cm.frequency_from_line_selection(flop.ion1_frequency_selection, flop.ion1_manual_frequency_729, flop.ion1_line_selection, self.drift_tracker) frequency2 = cm.frequency_from_line_selection(flop.ion2_frequency_selection, flop.ion2_manual_frequency_729, flop.ion2_line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.ion1_frequency_selection == 'auto': frequency1 = cm.add_sidebands(frequency1, flop.ion1_sideband_selection, trap) if flop.ion2_frequency_selection == 'auto': frequency2 = cm.add_sidebands(frequency2, flop.ion2_sideband_selection, trap) self.parameters['Rabi_excitation_729_2ions.ion1_excitation_frequency'] = frequency1 self.parameters['Rabi_excitation_729_2ions.ion2_excitation_frequency'] = frequency2
def setup_sequence_parameters(self, phase_plus_pi): ### reload the phase ### self.reload_some_parameters([('Parity_LLI', 'phase_mirror_state'), ('Parity_LLI', 'phase_mirror_state_short_time'), ('Parity_LLI', 'phase_no_mirror_state_short_time'), ('Parity_LLI', 'phase_no_mirror_state'),]) if self.parameters.Parity_LLI.mirror_state == True: self.parameters['Ramsey_2ions.ion1_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_amplitude1'] = self.parameters['Parity_transitions.left_ionSm12Dm12_power'] self.parameters['Ramsey_2ions.ion1_excitation_amplitude2'] = self.parameters['Parity_transitions.left_ionSm12Dm52_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude1'] = self.parameters['Parity_transitions.right_ionSp12Dp12_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude2'] = self.parameters['Parity_transitions.right_ionSp12Dp52_power'] self.parameters['Ramsey_2ions.ion1_excitation_duration1'] = self.parameters['Parity_transitions.left_ionSm12Dm12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion1_excitation_duration2'] = self.parameters['Parity_transitions.left_ionSm12Dm52_pi_time'] self.parameters['Ramsey_2ions.ion2_excitation_duration1'] = self.parameters['Parity_transitions.right_ionSp12Dp12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion2_excitation_duration2'] = self.parameters['Parity_transitions.right_ionSp12Dp52_pi_time'] self.parameters['OpticalPumping.line_selection'] = 'S+1/2D-3/2' self.parameters['OpticalPumpingAux.aux_op_line_selection'] = 'S-1/2D+3/2' if self.parameters.Parity_LLI.use_short_ramsey_time: self.parameters['Ramsey_2ions.ramsey_time'] = self.parameters['Parity_LLI.short_ramsey_time'] if phase_plus_pi: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_mirror_state_short_time']+WithUnit(180.0,'deg') else: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_mirror_state_short_time'] else: self.parameters['Ramsey_2ions.ramsey_time'] = self.parameters['Parity_LLI.long_ramsey_time'] if phase_plus_pi: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_mirror_state']+WithUnit(180.0,'deg') else: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_mirror_state'] else: self.parameters['Ramsey_2ions.ion1_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_amplitude1'] = self.parameters['Parity_transitions.left_ionSp12Dp12_power'] self.parameters['Ramsey_2ions.ion1_excitation_amplitude2'] = self.parameters['Parity_transitions.left_ionSp12Dp52_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude1'] = self.parameters['Parity_transitions.right_ionSm12Dm12_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude2'] = self.parameters['Parity_transitions.right_ionSm12Dm52_power'] self.parameters['Ramsey_2ions.ion1_excitation_duration1'] = self.parameters['Parity_transitions.left_ionSp12Dp12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion1_excitation_duration2'] = self.parameters['Parity_transitions.left_ionSp12Dp52_pi_time'] self.parameters['Ramsey_2ions.ion2_excitation_duration1'] = self.parameters['Parity_transitions.right_ionSm12Dm12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion2_excitation_duration2'] = self.parameters['Parity_transitions.right_ionSm12Dm52_pi_time'] self.parameters['OpticalPumping.line_selection'] = 'S-1/2D+3/2' self.parameters['OpticalPumpingAux.aux_op_line_selection'] = 'S+1/2D-3/2' if self.parameters.Parity_LLI.use_short_ramsey_time: self.parameters['Ramsey_2ions.ramsey_time'] = self.parameters['Parity_LLI.short_ramsey_time'] if phase_plus_pi: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_no_mirror_state_short_time']+WithUnit(180.0,'deg') else: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_no_mirror_state_short_time'] else: self.parameters['Ramsey_2ions.ramsey_time'] = self.parameters['Parity_LLI.long_ramsey_time'] if phase_plus_pi: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_no_mirror_state']+WithUnit(180.0,'deg') else: self.parameters['Ramsey_2ions.ion2_excitation_phase1'] = self.parameters['Parity_LLI.phase_no_mirror_state']
def setup_sequence_parameters(self): op = self.parameters.OpticalPumping optical_pumping_frequency = cm.frequency_from_line_selection(op.frequency_selection, op.manual_frequency_729, op.line_selection, self.drift_tracker) self.parameters['OpticalPumping.optical_pumping_frequency_729'] = optical_pumping_frequency sc = self.parameters.SidebandCooling sp = self.parameters.SidebandPrecooling sideband_cooling_frequency = cm.frequency_from_line_selection(sc.frequency_selection, sc.manual_frequency_729, sc.line_selection, self.drift_tracker) # always want to precool on the same line as sideband cooling sideband_precooling_frequency = cm.frequency_from_line_selection(sp.frequency_selection, sp.manual_frequency_729, sc.line_selection, self.drift_tracker) if sc.frequency_selection == 'auto': trap = self.parameters.TrapFrequencies sideband_cooling_frequency = cm.add_sidebands(sideband_cooling_frequency, sc.sideband_selection, trap) sideband_precooling_frequency = cm.add_sidebands(sideband_precooling_frequency, sp.sideband_selection, trap) self.parameters['SidebandCooling.sideband_cooling_frequency_729'] = sideband_cooling_frequency self.parameters['SidebandPrecooling.sideband_precooling_frequency_729'] = sideband_precooling_frequency
def load_frequency(self): #reloads trap frequencyies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) gate = self.parameters.SZX # set the double pass to the carrier frequency frequency = cm.frequency_from_line_selection(gate.frequency_selection, gate.manual_frequency_729, gate.line_selection, self.drift_tracker) frequency = frequency - gate.ac_stark_shift/2. # AC Stark Shift should be in the opposite direction on the double pass right?? #trap = self.parameters.TrapFrequencies self.parameters['SZX.frequency'] = frequency ## now program the CW dds boards # Ok so, because we are stupid the single pass AOMs all use the -1 order # so if we make the single pass frequency 81 MHz, we're actually driving -red- # of the carrier by 1 MHz. Keep that in mind until we change it. mode = gate.sideband_selection trap_frequency = self.parameters['TrapFrequencies.' + mode] f_local = WithUnit(80.0, 'MHz') - WithUnit(0.2, 'MHz') freq_blue = f_local - trap_frequency/2. - gate.detuning + gate.ac_stark_shift freq_red = f_local + trap_frequency/2. + gate.ac_stark_shift amp = WithUnit(-15., 'dBm') amp_blue = self.parameters.SZX.amp_blue amp_red = self.parameters.SZX.amp_red self.dds_cw.frequency('3', freq_blue) self.dds_cw.frequency('4', freq_red) self.dds_cw.frequency('5', f_local) # for driving the carrier self.dds_cw.amplitude('3', amp_blue) self.dds_cw.amplitude('4', amp_red) self.dds_cw.amplitude('5', amp) self.dds_cw.output('3', True) self.dds_cw.output('4', True) self.dds_cw.output('5', True) time.sleep(0.5) # just make sure everything is programmed before starting the sequence
def load_frequency(self, ac_stark_shift): #reloads trap frequencyies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) gate = self.parameters.SZX # set the double pass to the carrier frequency frequency = cm.frequency_from_line_selection(gate.frequency_selection, gate.manual_frequency_729, gate.line_selection, self.drift_tracker) #trap = self.parameters.TrapFrequencies self.parameters['SZX.frequency'] = frequency ## now program the CW dds boards # Ok so, because we are stupid the single pass AOMs all use the -1 order # so if we make the single pass frequency 81 MHz, we're actually driving -red- # of the carrier by 1 MHz. Keep that in mind until we change it. mode = gate.sideband_selection trap_frequency = self.parameters['TrapFrequencies.' + mode] freq_blue = WithUnit(80., 'MHz') - trap_frequency/2. - gate.detuning + ac_stark_shift freq_red = WithUnit(80., 'MHz') + trap_frequency/2. + ac_stark_shift amp = WithUnit(-15., 'dBm') # carrier amplitude amp_blue = self.parameters.SZX.amp_blue amp_red = self.parameters.SZX.amp_red self.dds_cw.frequency('0', freq_blue) self.dds_cw.frequency('1', freq_red) self.dds_cw.frequency('2', WithUnit(80., 'MHz')) self.dds_cw.amplitude('0', amp_blue) self.dds_cw.amplitude('1', amp_red) self.dds_cw.amplitude('2', amp) self.dds_cw.output('0', True) self.dds_cw.output('1', True) self.dds_cw.output('2', True) time.sleep(0.5) # make sure everything is set before starting the sequence
def load_frequency(self): #reloads trap frequencies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) ms = self.parameters.MolmerSorensen szx = self.parameters.SZX vaet = self.parameters.VAET # set the double pass to the carrier frequency frequency = cm.frequency_from_line_selection('auto', WithUnit(0, 'kHz'), vaet.line_selection, self.drift_tracker) print frequency #trap = self.parameters.TrapFrequencies ####### SET DOUBLE PASSES TO THE CARRIER FREQUENCY ######## self.parameters['VAET.frequency'] = frequency self.parameters['LocalRotation.frequency'] = frequency delta = self.parameters.VAET.detuning ## now program the CW dds boards # Ok so, because we are stupid the single pass AOMs all use the -1 order # so if we make the single pass frequency 81 MHz, we're actually driving -red- # of the carrier by 1 MHz. Keep that in mind until we change it. ms_mode = ms.sideband_selection ms_trap_frequency = self.parameters['TrapFrequencies.' + ms_mode] szx_mode = szx.sideband_selection szx_trap_frequency = self.parameters['TrapFrequencies.' + szx_mode] ### MOLMER SORENSEN FREQUENCIES AND AMPLITUDES ### f_global = WithUnit(80.0, 'MHz') + WithUnit(0.15, 'MHz') f_local = WithUnit(80.0, 'MHz') - WithUnit(0.2, 'MHz') freq_blue = f_global - ms_trap_frequency - ms.detuning + ms.ac_stark_shift freq_red = f_global + ms_trap_frequency + ms.detuning + ms.ac_stark_shift amp_blue = self.parameters.MolmerSorensen.amp_blue amp_red = self.parameters.MolmerSorensen.amp_red self.dds_cw.frequency('0', freq_blue) self.dds_cw.frequency('1', freq_red) self.dds_cw.frequency('2', f_global) self.dds_cw.amplitude('0', amp_blue) self.dds_cw.amplitude('1', amp_red) ####### SZX PARAMETERS ########## freq_blue = f_local - szx_trap_frequency/2. - delta + szx.ac_stark_shift freq_red = f_local + szx_trap_frequency/2. + szx.ac_stark_shift amp_blue = self.parameters.SZX.amp_blue amp_red = self.parameters.SZX.amp_red self.dds_cw.frequency('3', freq_blue) self.dds_cw.frequency('4', freq_red) self.dds_cw.frequency('5', f_local) self.dds_cw.amplitude('3', amp_blue) self.dds_cw.amplitude('4', amp_red) [self.dds_cw.output(ch, True) for ch in ['0', '1', '2', '3', '4']] self.dds_cw.output('5', True) # thermalization time.sleep(1.0) self.dds_cw.output('5', False) time.sleep(0.1) # make sure everything is set before starting the sequence
def setup_sequence_parameters(self): coupling = self.parameters.ParametricCoupling piPulse = self.parameters.PiPulse flop = self.parameters.RabiFlopping analysis_frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) pi_frequency = cm.frequency_from_line_selection('auto', flop.manual_frequency_729, flop.line_selection, self.drift_tracker) # do pi pulse on same line as rabi flop trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': analysis_frequency = cm.add_sidebands(analysis_frequency, flop.sideband_selection, trap) pi_frequency = cm.add_sidebands(pi_frequency, piPulse.sideband_selection, trap) self.parameters['Excitation_729.rabi_excitation_frequency'] = analysis_frequency + flop.offset_frequency self.parameters['Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 self.parameters['PiPulse.rabi_excitation_frequency'] = pi_frequency minim,maxim,steps = coupling.manual_scan minim = minim['us']; maxim = maxim['us'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'us') for pt in self.scan]
def load_frequency(self): #reloads trap frequencies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) self.parameters['Excitation_729.rabi_excitation_frequency'] = frequency
def setup_sequence_parameters(self): flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) self.parameters['Excitation_729.rabi_excitation_frequency'] = frequency self.parameters[ 'Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 tom = self.parameters.Tomography frequency = cm.frequency_from_line_selection('auto', None, tom.line_selection, self.drift_tracker) self.parameters[ 'Tomography.tomography_excitation_frequency'] = frequency
def setup_sequence_parameters(self): p = self.parameters.Dephasing_Pulses trap = self.parameters.TrapFrequencies prep_line_frequency = cm.frequency_from_line_selection('auto', None, p.preparation_line_selection, self.drift_tracker) frequency_preparation = cm.add_sidebands(prep_line_frequency, p.preparation_sideband_selection, trap) #if same line is selected, match the frequency exactly same_line = p.preparation_line_selection == p.evolution_line_selection same_sideband = p.preparation_sideband_selection.aslist == p.evolution_sideband_selection.aslist print 'same line', same_line print 'same sideband', same_sideband if same_line and same_sideband: frequency_evolution = frequency_preparation else: evo_line_frequency = cm.frequency_from_line_selection('auto', None, p.evolution_line_selection, self.drift_tracker) frequency_evolution = cm.add_sidebands(evo_line_frequency, p.evolution_sideband_selection, trap) frequency_evolution = frequency_evolution + radial_freq_offset #Ahmed print 'Displaced Sideband:', frequency_evolution #Ahmed self.parameters['Dephasing_Pulses.preparation_pulse_frequency'] = frequency_preparation self.parameters['Dephasing_Pulses.evolution_pulses_frequency'] = frequency_evolution self.max_second_pulse = p.evolution_pulses_duration
def setup_sequence_parameters(self): flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) self.parameters['Excitation_729.rabi_excitation_frequency'] = frequency self.parameters['Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 minim,maxim,steps = self.parameters.RamseyScanPhase.scanphase minim = minim['deg']; maxim = maxim['deg'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'deg') for pt in self.scan]
def setup_sequence_parameters(self): flop = self.parameters.Ramsey2ions_ScanGapParity trap = self.parameters.TrapFrequencies print "sideband_selection" print flop.sideband_selection excitation_frequency = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), flop.line_selection, self.drift_tracker) excitation_frequency = cm.add_sidebands(excitation_frequency, flop.sideband_selection, trap) print excitation_frequency self.parameters['Ramsey_2ions.excitation_frequency'] = excitation_frequency minim,maxim,steps = self.parameters.Ramsey2ions_ScanGapParity.scangap minim = minim['us']; maxim = maxim['us'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'us') for pt in self.scan]
def setup_sequence_parameters(self): flop = self.parameters.Ramsey2ions_ScanGapParity ion1_frequency1 = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), flop.ion1_pi_over_2_line_selection, self.drift_tracker) ion1_frequency2 = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), flop.ion1_pi_line_selection, self.drift_tracker) ion2_frequency1 = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), flop.ion2_pi_over_2_line_selection, self.drift_tracker) ion2_frequency2 = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), flop.ion2_pi_line_selection, self.drift_tracker) #trap = self.parameters.TrapFrequencies #if flop.frequency_selection == 'auto': # frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) #frequency += self.parameters.RamseyScanGap.detuning print ion1_frequency1 self.parameters['Ramsey_2ions.ion1_excitation_frequency1'] = ion1_frequency1 self.parameters['Ramsey_2ions.ion1_excitation_frequency2'] = ion1_frequency2 self.parameters['Ramsey_2ions.ion2_excitation_frequency1'] = ion2_frequency1 self.parameters['Ramsey_2ions.ion2_excitation_frequency2'] = ion2_frequency2 #self.parameters['Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 #self.parameters['Ramsey.first_pulse_duration'] = self.parameters.Ramsey.rabi_pi_time / 2.0 #self.parameters['Ramsey.second_pulse_duration'] = self.parameters.Ramsey.rabi_pi_time / 2.0 minim,maxim,steps = self.parameters.Ramsey2ions_ScanGapParity.scangap minim = minim['us']; maxim = maxim['us'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'us') for pt in self.scan]
def load_frequency(self): #reloads trap frequencyies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) self.parameters['Excitation_729.rabi_excitation_frequency'] = frequency
def setup_sequence_parameters(self): p = self.parameters.Dephasing_Pulses trap = self.parameters.TrapFrequencies prep_line_frequency = cm.frequency_from_line_selection('auto', None, p.preparation_line_selection, self.drift_tracker) frequency_preparation = cm.add_sidebands(prep_line_frequency, p.preparation_sideband_selection, trap) #if same line is selected, match the frequency exactly same_line = p.preparation_line_selection == p.evolution_line_selection same_sideband = p.preparation_sideband_selection.aslist == p.evolution_sideband_selection.aslist print 'same line', same_line print 'same sideband', same_sideband if same_line and same_sideband: frequency_evolution = frequency_preparation else: evo_line_frequency = cm.frequency_from_line_selection('auto', None, p.evolution_line_selection, self.drift_tracker) frequency_evolution = cm.add_sidebands(evo_line_frequency, p.evolution_sideband_selection, trap) self.parameters['Dephasing_Pulses.preparation_pulse_frequency'] = frequency_preparation self.parameters['Dephasing_Pulses.evolution_pulses_frequency'] = frequency_evolution self.max_second_pulse = p.evolution_pulses_duration minim,maxim,steps = self.parameters.Dephasing_Pulses.scan_interaction_duration minim = minim['us']; maxim = maxim['us'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'us') for pt in self.scan]
def setup_sequence_parameters(self): sp = self.parameters.Sideband_tracker center_frequency = cm.frequency_from_line_selection('auto', None , sp.line_selection, self.drift_tracker) self.carrier_frequency = center_frequency center_frequency = cm.add_sidebands(center_frequency, sp.sideband_selection, self.parameters.TrapFrequencies) span, resolution, duration, amplitude = sp['sensitivity'] minim = center_frequency - span / 2.0 maxim = center_frequency + span / 2.0 steps = int(span / resolution ) self.parameters['Excitation_729.rabi_excitation_duration'] = duration self.parameters['Excitation_729.rabi_excitation_amplitude'] = amplitude minim = minim['MHz']; maxim = maxim['MHz'] self.scan = np.linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'MHz') for pt in self.scan]
def setup_sequence_parameters(self): flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection(flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker) trap = self.parameters.TrapFrequencies if flop.frequency_selection == 'auto': frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) frequency += self.parameters.RamseyScanGap.detuning self.parameters['Excitation_729.rabi_excitation_frequency'] = frequency self.parameters['Excitation_729.rabi_excitation_amplitude'] = flop.rabi_amplitude_729 self.parameters['Ramsey.first_pulse_duration'] = self.parameters.Ramsey.rabi_pi_time / 2.0 self.parameters['Ramsey.second_pulse_duration'] = self.parameters.Ramsey.rabi_pi_time / 2.0 minim,maxim,steps = self.parameters.RamseyScanGap.scangap minim = minim['us']; maxim = maxim['us'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'us') for pt in self.scan]
def setup_sequence_parameters(self): flop = self.parameters.RabiFlopping frequency = cm.frequency_from_line_selection( flop.frequency_selection, flop.manual_frequency_729, flop.line_selection, self.drift_tracker ) trap = self.parameters.TrapFrequencies if flop.frequency_selection == "auto": frequency = cm.add_sidebands(frequency, flop.sideband_selection, trap) self.parameters["Excitation_729.rabi_excitation_frequency"] = frequency self.parameters["Excitation_729.rabi_excitation_amplitude"] = flop.rabi_amplitude_729 minim, maxim, steps = self.parameters.RamseyDephase.scan_second_pulse minim = minim["us"] maxim = maxim["us"] self.scan = linspace(minim, maxim, steps) self.scan = [WithUnit(pt, "us") for pt in self.scan]
def setup_sequence_parameters(self): sp = self.parameters.Spectrum if sp.scan_selection == 'manual': minim,maxim,steps = sp.manual_scan duration = sp.manual_excitation_time amplitude = sp.manual_amplitude_729 elif sp.scan_selection == 'auto': center_frequency = cm.frequency_from_line_selection(sp.scan_selection, None , sp.line_selection, self.drift_tracker) center_frequency = cm.add_sidebands(center_frequency, sp.sideband_selection, self.parameters.TrapFrequencies) span, resolution, duration, amplitude = sp[sp.sensitivity_selection] minim = center_frequency - span / 2.0 maxim = center_frequency + span / 2.0 steps = int(span / resolution ) else: raise Exception("Incorrect Spectrum Scan Type") #making the scan self.parameters['Excitation_729.rabi_excitation_duration'] = duration self.parameters['Excitation_729.rabi_excitation_amplitude'] = amplitude minim = minim['MHz']; maxim = maxim['MHz'] self.scan = np.linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'MHz') for pt in self.scan]
def setup_sequence_parameters(self): if self.parameters.Parity_LLI.mirror_state == True: self.parameters['Ramsey_2ions.ion1_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_amplitude1'] = self.parameters['Parity_transitions.left_ionSm12Dm12_power'] self.parameters['Ramsey_2ions.ion1_excitation_amplitude2'] = self.parameters['Parity_transitions.left_ionSm12Dm52_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude1'] = self.parameters['Parity_transitions.right_ionSp12Dp12_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude2'] = self.parameters['Parity_transitions.right_ionSp12Dp52_power'] self.parameters['Ramsey_2ions.ion1_excitation_duration1'] = self.parameters['Parity_transitions.left_ionSm12Dm12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion1_excitation_duration2'] = self.parameters['Parity_transitions.left_ionSm12Dm52_pi_time'] self.parameters['Ramsey_2ions.ion2_excitation_duration1'] = self.parameters['Parity_transitions.right_ionSp12Dp12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion2_excitation_duration2'] = self.parameters['Parity_transitions.right_ionSp12Dp52_pi_time'] self.parameters['OpticalPumping.line_selection'] = 'S+1/2D-3/2' self.parameters['OpticalPumpingAux.aux_op_line_selection'] = 'S-1/2D+3/2' else: self.parameters['Ramsey_2ions.ion1_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S+1/2D+5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency1'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-1/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion2_excitation_frequency2'] = cm.frequency_from_line_selection('auto', WithUnit(0.00, 'MHz'), 'S-1/2D-5/2', self.drift_tracker) self.parameters['Ramsey_2ions.ion1_excitation_amplitude1'] = self.parameters['Parity_transitions.left_ionSp12Dp12_power'] self.parameters['Ramsey_2ions.ion1_excitation_amplitude2'] = self.parameters['Parity_transitions.left_ionSp12Dp52_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude1'] = self.parameters['Parity_transitions.right_ionSm12Dm12_power'] self.parameters['Ramsey_2ions.ion2_excitation_amplitude2'] = self.parameters['Parity_transitions.right_ionSm12Dm52_power'] self.parameters['Ramsey_2ions.ion1_excitation_duration1'] = self.parameters['Parity_transitions.left_ionSp12Dp12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion1_excitation_duration2'] = self.parameters['Parity_transitions.left_ionSp12Dp52_pi_time'] self.parameters['Ramsey_2ions.ion2_excitation_duration1'] = self.parameters['Parity_transitions.right_ionSm12Dm12_pi_time']/2.0 self.parameters['Ramsey_2ions.ion2_excitation_duration2'] = self.parameters['Parity_transitions.right_ionSm12Dm52_pi_time'] self.parameters['OpticalPumping.line_selection'] = 'S-1/2D+3/2' self.parameters['OpticalPumpingAux.aux_op_line_selection'] = 'S+1/2D-3/2' self.parameters['Ramsey_2ions.ramsey_time'] = self.parameters['Parity_LLI.ramsey_time'] minim,maxim,steps = self.parameters.Parity_LLI.scanphase minim = minim['deg']; maxim = maxim['deg'] self.scan = linspace(minim,maxim, steps) self.scan = [WithUnit(pt, 'deg') for pt in self.scan]
def run(self, cxn, context): self.setup_data_vault() dt = self.parameters.DriftTrackerRamsey excitations = [] frequency = cm.frequency_from_line_selection('auto', None , dt.line_selection, self.drift_tracker) frequency = frequency + dt.detuning for iter,phase in enumerate(self.phases): replace = TreeDict.fromdict({ 'Ramsey.first_pulse_duration':dt.pi_time / 2.0, 'Ramsey.second_pulse_duration':dt.pi_time / 2.0, 'Ramsey.ramsey_time':dt.gap_time, 'Ramsey.second_pulse_phase':phase, 'Excitation_729.rabi_excitation_amplitude':dt.amplitude, 'Excitation_729.rabi_excitation_frequency':frequency, 'Tomography.iteration':0.0, 'StateReadout.use_camera_for_readout':dt.use_camera_for_readout, 'StateReadout.repeat_each_measurement':dt.readouts, 'SidebandCooling.sideband_cooling_enable':False, 'OpticalPumping.optical_pumping_enable':dt.optical_pumping_enable_DT, }) self.excitation.set_parameters(replace) self.update_progress(iter) if not self.parameters.StateReadout.use_camera_for_readout: #using PMT excitation_array, readout = self.excitation.run(cxn, context) excitation = excitation_array[0] else: primary_ion = int(self.parameters.StateReadout.camera_primary_ion) excitation_array, readout = self.excitation.run(cxn, context) import IPython #IPython.embed() excitation = excitation_array[primary_ion] excitations.append(excitation) print "exc" print excitations detuning, average_excitation = self.calculate_detuning(excitations) corrected_frequency = frequency + detuning # print corrected_frequency, average_excitation return corrected_frequency,average_excitation
def load_frequency(self): #reloads trap frequencyies and gets the latest information from the drift tracker self.reload_some_parameters(self.trap_frequencies) gate = self.parameters.MolmerSorensen # set the double pass to the carrier frequency frequency = cm.frequency_from_line_selection(gate.frequency_selection, gate.manual_frequency_729, gate.line_selection, self.drift_tracker) #trap = self.parameters.TrapFrequencies self.parameters['MolmerSorensen.frequency'] = frequency self.parameters['LocalRotation.frequency'] = frequency ## now program the CW dds boards # Ok so, because we are stupid the single pass AOMs all use the -1 order # so if we make the single pass frequency 81 MHz, we're actually driving -red- # of the carrier by 1 MHz. Keep that in mind until we change it. mode = gate.sideband_selection trap_frequency = self.parameters['TrapFrequencies.' + mode] f_global = WithUnit(80.0, 'MHz') + WithUnit(0.15, 'MHz') freq_blue = f_global - trap_frequency - gate.detuning + gate.ac_stark_shift freq_red = f_global + trap_frequency + gate.detuning + gate.ac_stark_shift amp_blue = self.parameters.MolmerSorensen.amp_blue amp_red = self.parameters.MolmerSorensen.amp_red self.dds_cw.frequency('0', freq_blue) self.dds_cw.frequency('1', freq_red) self.dds_cw.frequency('2', f_global) # for driving the carrier self.dds_cw.amplitude('0', amp_blue) self.dds_cw.amplitude('1', amp_red) #self.dds_cw.amplitude('2', amp) self.dds_cw.output('0', True) self.dds_cw.output('1', True) self.dds_cw.output('2', True) self.dds_cw.output('5', True) # time to thermalize the single pass time.sleep(1.0) self.dds_cw.output('5', False) time.sleep(0.5) # just make sure everything is programmed before starting the sequence
def lookup_frequency(self, line_selection, sideband_selection): frequency = cm.frequency_from_line_selection('auto', None, line_selection, self.drift_tracker) frequency = cm.add_sidebands(frequency, sideband_selection, self.parameters.TrapFrequencies) return frequency