incorprated changes since August
This commit is contained in:
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d9beb94422
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@ -128,12 +128,16 @@ def hahn_experiment(pars, run):
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# run the pulse sequence:
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e.wait(RD) # delay between scans
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e.set_frequency(SF+O1, phase=PH1) # set frequency and phase for 1st RF pulse
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enable RF amplifier
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # apply 1st 90-degree pulse
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e.wait(TAU-P90/2-TXEnableDelay) # wait for TAU
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e.wait(TAU-P90/2-P180/2-TXEnableDelay) # wait for TAU
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e.set_phase(PH3) # set phase for 2nd 90-degree pulse
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enalble RF amplifier
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e.ttl_pulse(P180, value=TXEnableValue|TXPulseValue) # apply 2nd 90-degree pulse
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e.set_phase(PHA) # set phase for receiver
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e.wait(TAU-P180/2+D4) # wait for TAU
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e.record(SI, SW, sensitivity=ADCSensitivity) # acquire echo points
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@ -161,7 +161,7 @@ def satrec2_experiment(pars, run):
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# echo detection:
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enable RF amplifier
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # apply 90-degree pulse
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e.wait(D3-P90/2-TXEnableDelay) # echo delay
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e.wait(D3-P90-TXEnableDelay) # echo delay
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e.set_phase(PH4) # set phase for next pulse
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enable RF amplifier
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # apply 90-degree pulse
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@ -130,7 +130,7 @@ def solidecho_experiment(pars, run):
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e.set_frequency(SF+O1, phase=PH1) # set frequency and phase for 1st RF pulse
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enable RF amplifier
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # apply 1st 90-degree pulse
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e.wait(TAU-P90/2-TXEnableDelay) # wait for TAU
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e.wait(TAU-P90-TXEnableDelay) # wait for TAU
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e.set_phase(PH3) # set phase for 2nd 90-degree pulse
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enalble RF amplifier
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # apply 2nd 90-degree pulse
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@ -144,4 +144,4 @@ def solidecho_experiment(pars, run):
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e.set_description('run', run) # current scan
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e.set_description('rec_phase', -PH2) # current receiver phase
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return e
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return e
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@ -1,25 +1,25 @@
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# -*- coding: iso-8859-1 -*-
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TXEnableDelay = 2e-6
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TXEnableDelay = 1e-6
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TXEnableValue = 0b0001 # TTL line blanking RF amplifier (bit 0)
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TXPulseValue = 0b0010 # TTL line triggering RF pulses (bit 1)
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ADCSensitivity = 2 # voltage span for ADC
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ADCSensitivity = 1 # voltage span for ADC
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def experiment(): # Jeener-Broekaert echo sequence (a.k.a. spin-alignment)
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# set up acquisition parameters:
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pars = {}
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pars['P90'] = 2.3e-6 # 90-degree pulse length (s)
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pars['P90'] = 4.2e-6 # 90-degree pulse length (s)
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pars['SF'] = 46.7e6 # spectrometer frequency (Hz)
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pars['O1'] = -30e3 # offset from SF (Hz)
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pars['SW'] = 1e6 # spectral window (Hz)
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pars['SI'] = 1*512 # number of acquisition points
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pars['NS'] = 8 # number of scans
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pars['SW'] = 10e6 # spectral window (Hz)
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pars['SI'] = 1*1024 # number of acquisition points
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pars['NS'] = 16 # number of scans
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pars['DS'] = 0 # number of dummy scans
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pars['RD'] = 3 # delay between scans (s)
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pars['RD'] = 0.5 # delay between scans (s)
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pars['D1'] = 30e-6 # delay after first pulse, or tp (s)
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pars['D2'] = 100e-6 # delay after second pulse, or tm (s)
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pars['PHA'] = -36 # receiver phase (degree)
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pars['PHA'] = -52 # receiver phase (degree)
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pars['DATADIR'] = '/home/fprak/Students/' # data directory
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pars['OUTFILE'] = None # output file name
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@ -104,10 +104,10 @@ def spinal_experiment(pars, run):
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pars['PROG'] = 'spinal_experiment'
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# 8-step phase cycle (1-14 modifided to deal with T1-recovery and extended for Re/Im imbalance)
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pars['PH1'] = [0, 270, 0, 270, 90, 90, 180, 180 ] # 1st (90-degree) pulse
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pars['PH3'] = [90,180, 90, 180, 180, 180, 90, 90 ] # 2nd (45-degree) pulse
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pars['PH4'] = [90, 90, 270, 270, 180, 0, 0, 180 ] # 3rd (45-degree) pulse
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pars['PH2'] = [0, 180, 180, 0, 90, 270, 90, 270 ] # receiver
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pars['PH1'] = [0, 270, 0, 270, 180, 90, 180, 90] # 1st (90-degree) pulse
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pars['PH3'] = [90, 180, 90, 180, 90, 180, 90, 180] # 2nd (90-degree) pulse
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pars['PH4'] = [90, 90, 270, 270, 0, 0, 180, 180] # 3rd (90-degree) pulse
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pars['PH2'] = [0, 180, 180, 0, 90, 270, 270, 90] # receiver
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# read in variables:
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P90 = pars['P90']
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@ -137,13 +137,13 @@ def spinal_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.wait(D1-P90/2-TXEnableDelay) # 'short tau'
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e.wait(D1-P90/2-P45/2-TXEnableDelay) # 'short tau'
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P45, value=TXEnableValue|TXPulseValue) # 45-degree pulse
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e.wait(D2-P45/2-TXEnableDelay) # 'long tau'
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e.wait(D2-P45-TXEnableDelay) # 'long tau'
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e.set_phase(PH4)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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@ -151,7 +151,7 @@ def spinal_experiment(pars, run):
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e.wait(TXEnableDelay)
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e.set_phase(PHA)
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e.wait(5e-6)#D1-P45/2-TXEnableDelay) # 'short tau'
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e.wait(D1-P45/2-TXEnableDelay) # 'short tau'
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e.record(SI, SW, sensitivity=ADCSensitivity) # acquisition
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# write experiment parameters:
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@ -137,13 +137,13 @@ def spinal32_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.wait(D1-P90/2-TXEnableDelay) # 'short tau'
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e.wait(D1-P90/2-P45/2-TXEnableDelay) # 'short tau'
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P45, value=TXEnableValue|TXPulseValue) # 45-degree pulse
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e.wait(D2-P45/2-TXEnableDelay) # 'long tau'
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e.wait(D2-P45-TXEnableDelay) # 'long tau'
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e.set_phase(PH4)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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@ -134,13 +134,13 @@ def ste_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.wait(D1-P90/2-TXEnableDelay) # 'short tau'
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e.wait(D1-P90-TXEnableDelay) # 'short tau'
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.wait(D2-P90/2-TXEnableDelay) # 'long tau'
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e.wait(D2-P90-TXEnableDelay) # 'long tau'
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e.set_phase(PH4)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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@ -3,31 +3,32 @@
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TXEnableDelay = 2e-6
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TXEnableValue = 0b0001 # TTL line blanking RF amplifier (bit 0)
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TXPulseValue = 0b0010 # TTL line triggering RF pulses (bit 1)
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ADCSensitivity = 2 # voltage span for ADC
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ADCSensitivity = 5 # voltage span for ADC
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def experiment(): # the diffusion editing sequence with stimulated echo and CPMG detection
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# set up acqusition parameters:
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pars = {}
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pars['P90'] = 1.7e-6 # 90-degree pulse length (s)
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pars['SF'] = 338.7e6 # spectrometer frequency (Hz)
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pars['O1'] = -60e3 # offset from SF (Hz)
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pars['P90'] = 0.8e-6 # 90-degree pulse length (s)
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pars['SF'] = 161.85e6 # spectrometer frequency (Hz)
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pars['O1'] = 0e3 # offset from SF (Hz)
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pars['NS'] = 16 # number of scans
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pars['DS'] = 0 # number of dummy scans
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pars['RD'] = 3 # delay between scans (s)
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pars['RD'] = 6 # delay between scans (s)
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pars['D1'] = 20e-6 # delay after first STE pulse (s)
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pars['D2'] = 100e-6 # delay after second STE pulse (s)
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pars['NECH'] = 16 # number of 180-degree pulses in the CPMG train
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pars['TAU'] = 40e-6 # half pulse period in the CPMG train (s)
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pars['PHA'] = -127 # receiver phase (degree)
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pars['D2'] = 20e-6 # delay after second STE pulse (s)
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pars['D4'] = 2.5e-6 # pre-acquisition delay (s)
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pars['NECH'] = 128 # number of 180-degree pulses in the CPMG train
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pars['TAU'] = 50e-6 # half pulse period in the CPMG train (s)
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pars['PHA'] = -190 # receiver phase (degree)
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pars['DATADIR'] = '/home/fprak/Desktop/test/' # data directory
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pars['OUTFILE'] = None # output file name
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# specify a variable parameter (optional):
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pars['VAR_PAR'] = 'D2' # variable parameter name (a string)
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start = 20e-6 # starting value
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stop = 4e-3 # end value
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steps = 3 # number of values
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stop = 3e-1 # end value
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steps = 24 # number of values
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log_scale = True # log scale flag
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stag_range = False # staggered range flag
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@ -117,6 +118,7 @@ def ste2_experiment(pars, run):
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RD = pars['RD']
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D1 = pars['D1']
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D2 = pars['D2']
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D4 = pars['D4']
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TAU = pars['TAU']
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NECH = pars['NECH']
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PH1 = pars['PH1'][run%len(pars['PH1'])]
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@ -143,28 +145,28 @@ def ste2_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 1st 90-degree pulse
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e.wait(D1-P90/2-TXEnableDelay) # short delay
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e.wait(D1-P90-TXEnableDelay) # short delay
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 2nd 90-degree pulse
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e.wait(D2-P90/2-TXEnableDelay) # long delay
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e.wait(D2-P90-TXEnableDelay) # long delay
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e.set_phase(PH4)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 3rd 90-degree pulse
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e.wait(D1+TAU-P90/2-TXEnableDelay) # wait for first echo and tau
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e.wait(D1+TAU-P90/2-P180/2-TXEnableDelay) # wait for first echo and tau
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e.set_phase(PH5)
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e.loop_start(NECH) # ----- loop for CPMG pulse train: -----
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue) # enable RF amplifier
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e.ttl_pulse(P180, value=TXEnableValue|TXPulseValue) # apply a 180-degree pulse
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e.set_phase(PHA) # set phase for receiver
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e.wait(TAU-(P180+TXEnableDelay+AQ)/2) # pre-acquisition delay
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e.wait(TAU-(P180+TXEnableDelay+AQ)/2+D4) # pre-acquisition delay
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e.record(SI, SW, timelength=AQ, sensitivity=ADCSensitivity) # acquire echo samples
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e.wait(TAU-(P180+TXEnableDelay+AQ)/2) # post-acquisition delay
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e.wait(TAU-(P180+TXEnableDelay+AQ)/2-D4) # post-acquisition delay
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e.set_phase(PH5) # set phase for theta-degree pulse
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e.loop_end() # --------------------------------------
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@ -77,6 +77,8 @@ def result():
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#echodecay.y[1][i] = sum(echo.y[1])
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#echodecay.y[0][i] = echo.y[0][echo.x.size/2] # or a middle echo point
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#echodecay.y[1][i] = echo.y[1][echo.x.size/2]
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#echodecay.y[0][i] = max(echo.y[0]) # or maximum echo point
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#echodecay.y[1][i] = max(echo.y[1])
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# compute a signal's phase:
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phi0 = arctan2(echodecay.y[1][0], echodecay.y[0][0]) * 180 / pi
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@ -105,7 +107,7 @@ def result():
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# print '%s%02g' % ('T2 [s] = ', 1./rate)
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# measurand[var_value] = amplitude
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measurement[var_value] = sum(echodecay.y[0][:])
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measurement[var_value] = sum(echodecay.y[0])
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# provide measurement to the display tab:
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data[measurement.get_title()] = measurement
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@ -9,22 +9,22 @@ def experiment(): # Jeener-Broekaert sequence with solid-echo detection to measu
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# set up acquisition parameters:
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pars = {}
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pars['P90'] = 2.3e-6 # 90-degree pulse length (s)
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pars['P90'] = 4.2e-6 # 90-degree pulse length (s)
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pars['SF'] = 46.7e6 # spectrometer frequency (Hz)
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pars['O1'] = 5.6e3 # offset from SF (Hz)
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pars['SW'] = 200e3 # spectrum width (Hz)
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pars['SI'] = 1*256 # number of acquisition points
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pars['NS'] = 32 # number of scans
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pars['NS'] = 16 # number of scans
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pars['DS'] = 0 # number of dummy scans
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pars['RD'] = .5 # delay between scans (s)
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pars['D1'] = 30e-6 # delay after first pulse or 'short tau' (s)
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pars['D2'] = 30e-6 # delay after second pulse or 'long tau' (s)
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pars['PHA'] = -27 # receiver phase (degree)
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pars['D2'] = 30e-1 # delay after second pulse or 'long tau' (s)
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pars['PHA'] = -40 # receiver phase (degree)
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pars['DATADIR'] = '/home/fprak/Students/' # data directory
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pars['OUTFILE'] = None # output file name
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# specify a variable parameter (optional):
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pars['VAR_PAR'] = 'D2' # variable parameter name (a string)
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pars['VAR_PAR'] = None#'D2' # variable parameter name (a string)
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start = 30e-6 # starting value
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stop = 2e-0 # end value
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steps = 16 # number of values
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@ -109,7 +109,6 @@ def t1q_experiment(pars, run):
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pars['PH5'] = [0, 0, 180, 180, 270, 90, 90, 270] # refocucing 90-deg pulse
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pars['PH2'] = [0, 180, 0, 180, 180, 0, 180, 0] # receiver
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# read in variables:
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P90 = pars['P90']
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P45 = pars['P90']*0.5
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@ -124,6 +123,9 @@ def t1q_experiment(pars, run):
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PH5 = pars['PH5'][run%len(pars['PH5'])]
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PH2 = pars['PH2'][run%len(pars['PH2'])]
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PHA = pars['PHA']
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if (run/8)%2 != 0:
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PH5 += 180
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# set sampling parameters:
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SI = pars['SI']
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@ -138,13 +140,13 @@ def t1q_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.wait(D1-P90/2-TXEnableDelay) # 'short tau'
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e.wait(D1-P90/2-P45/2-TXEnableDelay) # 'short tau'
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P45, value=TXEnableValue|TXPulseValue) # 45-degree pulse
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e.wait(D2-P45/2-TXEnableDelay) # 'long tau'
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e.wait(D2-P45-TXEnableDelay) # 'long tau'
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e.set_phase(PH4)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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@ -157,7 +159,7 @@ def t1q_experiment(pars, run):
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.set_phase(PHA)
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e.wait(13e-6)
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e.wait(12e-6)
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e.record(SI, SW, sensitivity=ADCSensitivity) # acquisition
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# write experiment attributes:
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@ -141,19 +141,19 @@ def t2zz_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 1st pulse
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e.wait(D1-P90/2-TXEnableDelay) # echo delay
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e.wait(D1-P90-TXEnableDelay) # echo delay
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 2nd pulse (90- or 180-degree)
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e.wait(D1-P90/2-TXEnableDelay) # echo delay
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e.wait(D1-P90-TXEnableDelay) # echo delay
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e.set_phase(PH4)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 3rd pulse (z-storage pulse)
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e.wait(D2-P90/2-TXEnableDelay) # mixing time
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e.wait(D2-P90-TXEnableDelay) # mixing time
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e.set_phase(PH5)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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@ -133,13 +133,13 @@ def zeeman_experiment(pars, run):
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
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e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
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e.wait(D1-P90/2-TXEnableDelay) # 'short tau'
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e.wait(D1-P90-TXEnableDelay) # 'short tau'
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e.set_phase(PH3)
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e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
|
||||
e.ttl_pulse(P90, value=TXEnableValue|TXPulseValue) # 90-degree pulse
|
||||
|
||||
e.wait(D2-P90/2-TXEnableDelay) # 'long tau'
|
||||
e.wait(D2-P90-TXEnableDelay) # 'long tau'
|
||||
|
||||
e.set_phase(PH4)
|
||||
e.ttl_pulse(TXEnableDelay, value=TXEnableValue)
|
||||
@ -156,4 +156,4 @@ def zeeman_experiment(pars, run):
|
||||
e.set_description('run', run) # current scan
|
||||
e.set_description('rec_phase', -PH2) # current receiver phase
|
||||
|
||||
return e
|
||||
return e
|
||||
|
Loading…
Reference in New Issue
Block a user