def dd_sweep_LDE_DD_XYX_free_evolution_time(name):
m = dd_msmt.DynamicalDecoupling('calibrate_xyx_fet_pi2phase_min90')
dd_msmt.prepare(m)
pts = 17
m.params['pts'] = pts
m.params['repetitions'] = 3000
m.params_lt3['wait_for_AWG_done'] = 1
#free evolutiona time is half the total evolution time!!! from centre to centre of pulses
m.params_lt3['extra_ts_between_pulses'] = np.ones(
pts) * m.params_lt3['dd_extra_t_between_pi_pulses']
m.params_lt3['dd_spin_echo_times'] = np.ones(
pts) * m.params_lt3['dd_spin_echo_time']
#m.params_lt3['A_SP_amplitude'] = 0. #use LDE element SP.
# sweep params
m.params_lt3['pi2_pulse_phase'] = 0
m.params_lt3['free_evolution_times'] = np.linspace(
-1e-6, 1e-6, pts) + m.params_lt3['first_C_revival']
m.params_lt3['DD_pi_phases'] = [90, 0, 90]
m.dd_sweep_LDE_spin_echo_time_msmt()
# for the autoanalysis
m.params_lt3['sweep_name'] = 'free evolution time (us)'
m.params_lt3['sweep_pts'] = m.params_lt3['dd_extra_t_between_pi_pulses'] * (len(m.params_lt3['DD_pi_phases']) -1) + \
2 * len(m.params_lt3['DD_pi_phases']) * m.params_lt3['free_evolution_times'] / 1e-6
dd_msmt.finish(m, upload=UPLOAD, debug=False)
def dd_sweep_LDE_DD_XYX_t_between_pulse(name):
m = dd_msmt.DynamicalDecoupling('calibrate_xyx_t_between_pulses')
dd_msmt.prepare(m)
pts = 21
m.params['pts'] = pts
m.params['repetitions'] = 2000
m.params_lt3['wait_for_AWG_done'] = 1
m.params['dd_use_delay_reps'] = False
#suppress optical pulses here
m.params_lt3['eom_aom_on'] = False
m.params_lt3['eom_pulse_amplitude'] = -0.26
#free evolutiona time is half the total evolution time!!! from centre to centre of pulses
m.params_lt3['free_evolution_times'] = np.ones(
pts) * m.params_lt3['first_C_revival']
m.params_lt3['dd_spin_echo_times'] = np.ones(
pts) * m.params_lt3['dd_spin_echo_time']
#m.params_lt3['A_SP_amplitude'] = 0. #use LDE element SP.
# sweep params
m.params_lt3['extra_ts_between_pulses'] = 400e-9 + np.linspace(
-2e-6, 2e-6, pts)
m.params_lt3['DD_pi_phases'] = [90, 0, 90]
m.dd_sweep_LDE_spin_echo_time_msmt()
# for the autoanalysis
m.params_lt3['sweep_name'] = 'extra t between pi pulses (us)'
m.params_lt3['sweep_pts'] = m.params_lt3['extra_ts_between_pulses'] / 1e-6
dd_msmt.finish(m, upload=UPLOAD, debug=False)
def dd_calibrate_T2(name):
m = dd_msmt.DynamicalDecoupling('calibrate_T2')
funcs.prepare(m)
m.params_lt3 = m.params
m.params_lt3['pi2_pulse_phase'] = 0 #Y
m.params_lt3['DD_pi_phases'] = [90, 0,
90] ## THIS DEFINES THE XYX SEQUENCE
m.params_lt3['CORPSE_pi2_wait_length'] = 1300e-9
m.params_lt3[
'first_C_revival'] = 106.579e-6 / 2. #C revival after CORPSE_pi2_wait_length
m.params_lt3['dd_extra_t_between_pi_pulses'] = -0.111e-6 #0.470e-6
m.params_lt3['dd_spin_echo_time'] = -83.5e-9
m.params['dd_use_delay_reps'] = False
m.params['EOM_trigger_length'] = 100e-9
m.params['PLU_gate_duration'] = 100e-9
m.params['Ex_SP_amplitude'] = 0
m.update_definitions()
m.params['dd_use_delay_reps'] = True
pts_per_revival = 2
revivals = 16
pts = pts_per_revival * (revivals - 1)
m.params['pts'] = pts
m.params['repetitions'] = 750
m.params_lt3['wait_for_AWG_done'] = 1
# sweep params
#free evolutiona time is half the total evolution time!!! from centre to centre of pulses
sweep_array = m.params_lt3['first_C_revival'] + np.linspace(
-1e-6, 1e-6, pts_per_revival)
for r in range(2, revivals):
sweep_array=np.append(sweep_array, \
r * (m.params_lt3['first_C_revival'] \
+ m.params_lt3['CORPSE_pi2_wait_length'] \
+ m.params_lt3['dd_extra_t_between_pi_pulses'])
+ np.linspace(-1e-6, 1e-6, pts_per_revival))
print sweep_array
m.params_lt3['free_evolution_times'] = sweep_array
m.params_lt3['DD_pi_phases'] = [0]
m.dd_sweep_free_ev_time_msmt()
# for the autoanalysis
m.params_lt3['sweep_name'] = 'total free evolution time (us)'
m.params_lt3['sweep_pts'] = 2 * m.params_lt3['free_evolution_times'] / 1e-6
funcs.finish(m, upload=UPLOAD, debug=False)
def dd_calibrate_C13_revival(name):
m = dd_msmt.DynamicalDecoupling('calibrate_first_revival')
funcs.prepare(m)
m.params_lt3 = m.params
m.params_lt3['pi2_pulse_phase'] = 0 #Y
m.params_lt3['DD_pi_phases'] = [90, 0,
90] ## THIS DEFINES THE XYX SEQUENCE
m.params_lt3['CORPSE_pi2_wait_length'] = 1300e-9
m.params_lt3[
'first_C_revival'] = 106.579e-6 / 2. #C revival after CORPSE_pi2_wait_length
m.params_lt3['dd_extra_t_between_pi_pulses'] = -0.111e-6 #0.470e-6
m.params_lt3['dd_spin_echo_time'] = -83.5e-9
m.params['dd_use_delay_reps'] = False
m.params['EOM_trigger_length'] = 100e-9
m.params['PLU_gate_duration'] = 100e-9
m.params['Ex_SP_amplitude'] = 0
m.update_definitions()
pts = 11
m.params['pts'] = pts
m.params['repetitions'] = 2000
m.params_lt3['wait_for_AWG_done'] = 1
# sweep params
#free evolutiona time is half the total evolution time!!! from centre to centre of pulses
m.params_lt3['free_evolution_times'] = 52.4e-6 + np.linspace(
-5e-6, 5e-6, pts) #m.params_lt3['first_C_revival'] #
m.params_lt3['DD_pi_phases'] = [0]
m.dd_sweep_free_ev_time_msmt()
# for the autoanalysis
m.params_lt3['sweep_name'] = 'total free evolution time (us)'
m.params_lt3['sweep_pts'] = 2 * m.params_lt3['free_evolution_times'] / 1e-6
funcs.finish(m, upload=UPLOAD, debug=False)