add files needed for nicos
This commit is contained in:
@@ -0,0 +1,59 @@
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
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||||
# version.
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||||
#
|
||||
# This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
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||||
#
|
||||
# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Davis V. Garrad <davis.last@psi.ch>
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#
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# *****************************************************************************
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# do "accessory" stuff. Set field, temperature, etc.
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SetEnvironment(tt, mf) # Add the PPMS temperature and field to the file at every write.
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#maw(tt, 3) # set PPMS temperature
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#maw(mf, 3) # set PPMS field
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#nicossleep(20*60) # 20 minutes
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# ...
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# Create the pulse sequence
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# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
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pw90 = 2.3 # us
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amp = 40 # percent
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tau = 50 # us
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p180 = generate_pulse(2*pw90, amp, 1, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3') # 180deg
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p90 = generate_pulse(pw90, amp, tau, '0 2 0 2 1 3 1 3 0 2 0 2 1 3 1 3') # 90deg
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p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3') # 180deg
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seq = [ p180, p90, p180_2 ]
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# Create the list of sequences to scan (specifically, for a T1 scan)
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delay_times = log_durations(10, 1_000_000, 20)
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# generates a list of sequences; copies of seq are made, only the zeroth pulse is modified. Each copy is given a 'delay_time' value from delay_times
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seq_list = generate_sequences(seq, [0], 'delay_time', delay_times)
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# Set some parameters independent of pulse sequence
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globalparams = {
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'acq_phase_cycle': '0 2 0 2 1 3 1 3 2 0 2 0 3 1 3 1',
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'acquisition_time': 204.8, # us
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'num_acqs': 100, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
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'ringdown_time': 15, # us
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'post_acquisition_time': 250, # ms
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'obs_freq': 45.5, # MHz. Receiver frequency
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'nucleus': 'NUCMgReS',
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'comments': 'An example of a T1 scan',
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}
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update_device_parameters(nmr_daq_scout, globalparams)
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# Acquire data
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scan_sequences(nmr_daq_scout, seq_list) # gather the data
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@@ -0,0 +1,62 @@
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
|
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# This program is distributed in the hope that it will be useful, but WITHOUT
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||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
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#
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# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Davis V. Garrad <davis.last@psi.ch>
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#
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# *****************************************************************************
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# do "accessory" stuff. Set field, temperature, etc.
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SetEnvironment(tt, mf) # Add the PPMS temperature and field to the file at every write.
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#maw(se_tt, 3) # set PPMS temperature
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#nicossleep(20*60) # 20 minutes
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# ...
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# Create the pulse sequence
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# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
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pw90 = 2.5 # us
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amp = 40 # percent
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tau = 50 # us
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p180 = generate_pulse(2*pw90, amp, 1, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3') # 180deg
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p90 = generate_pulse(pw90, amp, tau, '0 2 0 2 1 3 1 3 0 2 0 2 1 3 1 3') # 90deg
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p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3') # 180deg
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seq = [ p180, p90, p180_2 ]
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# Create the list of sequences to scan (specifically, for a T1 scan)
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delay_times = log_durations(10, 1_000_000, 20)
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# generates a list of sequences; copies of seq are made, only the zeroth pulse is modified. Each copy is given a 'delay_time' value from delay_times
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seq_list = generate_sequences(seq, [0], 'delay_time', delay_times)
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# Now, the reader should note how easy manipulating pulse sequences really is
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for i in range(len(seq_list)):
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seq_list[i][1]['delay_time'] = max(seq_list[i][0]['delay_time'] - 10.0, 0.1)
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# Set some parameters independent of pulse sequence
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globalparams = {
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'acq_phase_cycle': '0 2 0 2 1 3 1 3 2 0 2 0 3 1 3 1',
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'acquisition_time': 204.8, # us
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'num_scans': 1024, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
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'ringdown_time': 1, # us
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'post_acquisition_time': 250, # ms
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'obs_freq': 45.5, # MHz. Receiver frequency
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'nucleus': 'NUCMgReS',
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'comments': 'An example of a T2 scan',
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}
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update_device_parameters(nmr_daq_scout, globalparams)
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# Acquire data
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scan_sequences(nmr_daq_scout, seq_list) # gather the data
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@@ -0,0 +1,50 @@
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
|
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# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
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||||
#
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# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Davis V. Garrad <davis.last@psi.ch>
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#
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# *****************************************************************************
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p90 = generate_pulse(2.5, 40, 50, '0 2 0 2 1 3 1 3 0 2 0 2 1 3 1 3')
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p180_2 = generate_pulse(5, 40, 0.1, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3')
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seq = [ p90, p180_2 ]
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# Set some parameters independent of pulse sequence
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globalparams = {
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'acq_phase_cycle': '0 2 0 2 1 3 1 3 2 0 2 0 3 1 3 1',
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'acquisition_time': 204.8, # us
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'num_scans': 1024, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
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'ringdown_time': 15, # us
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'post_acquisition_time': 250, # ms
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'obs_freq': 41.59, # MHz. Receiver frequency
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'nucleus': 'NUCMgReS',
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'comments': 'An example of a field sweep',
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}
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update_device_parameters(nmr_daq_scout, globalparams)
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fields = [ 6.8 + i*1e-3 for i in range(2000) ]
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print(timestring(estimate_scan_length(globalparams, seq)*len(fields)))
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with tnmr_scan(): # Enters a mode of manual file control. Values will now be written into a single file until the context is lost
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for field in fields:
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maw(se_mf, field) # assuming se_mf controls the reader's external field strength (PPMS, etc.)
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print_sequence(seq)
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# Acquire data
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scan_sequence(nmr_daq_scout, seq) # gather the data
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@@ -0,0 +1,65 @@
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
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||||
# version.
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||||
#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
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||||
#
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||||
# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Davis V. Garrad <davis.last@psi.ch>
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# Tina Arh <tina.arh@psi.ch>
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#
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# *****************************************************************************
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# Select the parameters that are written under environment in HDF file at every write
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SetEnvironment(tt, mf, nmr_TSSOP16, nmr_RP100Node_CH1, nmr_RP100Node_CH2, r1, tps)#, ZVLNode)
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# PPMS: Set field & temperature
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#maw(tt, 3) # set PPMS temperature (in Kelvin)
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#maw(mf, 3) # set the starting PPMS field (in Tesla)
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#nicossleep(20*60) # 20 minutes
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# ...
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# Create the pulse sequence
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pw90 = 2.5 # us
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amp = 25 # percent
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tau = 20 # us
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# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
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p180 = generate_pulse(2*pw90, amp, 1, '0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0') # 180deg
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p90 = generate_pulse(pw90, amp, tau, '0 2 0 2 1 3 1 3 0 2 0 2 1 3 1 3') # 90deg
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p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3') # 180deg
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seq = [ p180, p90, p180_2 ]
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# Create the list of sequences to scan (specifically, for a T1 scan)
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delay_times = log_durations(1, 600000, 20)
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# generates a list of sequences; copies of seq are made, only the zeroth pulse is modified. Each copy is given a 'delay_time' value from delay_times
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seq_list = generate_sequences(seq, [0], 'delay_time', delay_times)
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# Set some parameters independent of pulse sequence
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globalparams = {
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'acq_phase_cycle': '0 2 0 2 1 3 1 3 2 0 2 0 3 1 3 1',
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'acquisition_time': 204.8, # us
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'num_acqs': 16000, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
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'ringdown_time': 11, # us
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'post_acquisition_time': 200, # ms
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'obs_freq': 42.09, # MHz. Receiver frequency
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'nucleus': 'NUCMgReS', # For example, 139La. Will be used in a filename!
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'comments': 'An example of a T1 scan',
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'title': 'T1', # Goes at the beginning of a filename!
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}
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update_device_parameters(nmr_daq_scout, globalparams)
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# Acquire data
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scan_sequences(nmr_daq_scout, seq_list) # gather the data
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@@ -0,0 +1,75 @@
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# *****************************************************************************
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#
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# This program is free software; you can redistribute it and/or modify it under
|
||||
# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
|
||||
# version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Module authors:
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# Davis V. Garrad <davis.last@psi.ch>
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# Tina Arh <tina.arh@psi.ch>
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#
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# *****************************************************************************
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# Select the parameters that are written under environment in HDF file at every write
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SetEnvironment(tt, mf, nmr_TSSOP16, nmr_RP100Node_CH1, nmr_RP100Node_CH2, r1, tps)#, ZVLNode)
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# PPMS: Set field & temperature
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#maw(tt, 3) # set PPMS temperature (in Kelvin)
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#maw(mf, 3) # set the starting PPMS field (in Tesla)
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#nicossleep(20*60) # 20 minutes
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# ...
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# Create the pulse sequence
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pw90 = 2.5 # us
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amp = 40 # percent
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tau = 50 # us
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# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
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p90 = generate_pulse(pw90, amp, tau, '0 0 2 2 1 1 3 3 0 0 2 2 1 1 3 3')
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p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3')
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seq = [ p90, p180_2 ]
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# Create the list of sequences to scan (for a T2 scan, the delay after the first pulse - tau - increases linearly from tau_min to tau_max)
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tau_min = 50 # us
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tau_max = 20000 # us
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n_points = 20
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delay_times = [tau_min + i * (tau_max - tau_min) / (n_points - 1) for i in range(n_points)]
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# Generates a list of sequences; copies of seq are made, only the zeroth pulse is modified. Each copy is given a 'delay_time' value from delay_times
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seq_list = generate_sequences(seq, [0], 'delay_time', delay_times)
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# We now modify the delay after the second pulse to be a fixed time shorter than tau, this means the spin echo will always appear at the same time after the start of acquisition
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for i in range(len(seq_list)):
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seq_list[i][1]['delay_time'] = max(seq_list[i][0]['delay_time'] - 20.0, 0.1)
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# Set some parameters independent of pulse sequence
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globalparams = {
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'acq_phase_cycle': '0 0 2 2 1 1 3 3 2 2 0 0 3 3 1 1',
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'acquisition_time': 204.8, # us
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'num_acqs': 4096, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
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'ringdown_time': 5, # us
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'post_acquisition_time': 100, # ms
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'obs_freq': 42.09, # MHz
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||||
'nucleus': '139La', # For example, 139La. Will be used in a filename!
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'comments': 'An example of a T2 scan',
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'title': 'T2', # Goes at the beginning of a filename!
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}
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update_device_parameters(nmr_daq_scout, globalparams)
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# Acquire data
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scan_sequences(nmr_daq_scout, seq_list) # gather the data
|
||||
@@ -0,0 +1,59 @@
|
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# *****************************************************************************
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify it under
|
||||
# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
|
||||
# version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
#
|
||||
# Module authors:
|
||||
# Tina Arh <tina.arh@psi.ch>
|
||||
#
|
||||
# *****************************************************************************
|
||||
|
||||
# Select the parameters that are written under environment in HDF file at every write
|
||||
SetEnvironment(tt, mf, nmr_TSSOP16, nmr_RP100Node_CH1, nmr_RP100Node_CH2, r1, tps)#, ZVLNode)
|
||||
|
||||
# PPMS: Set field & temperature
|
||||
#maw(mf, 7.05) # set PPMS field (in Tesla)
|
||||
|
||||
#maw(tt, 60) # set PPMS temperature (in Kelvin)
|
||||
#nicossleep(5*60) # 5 minutes
|
||||
|
||||
# Create the pulse sequence
|
||||
|
||||
pw90 = 1 # us
|
||||
amp = 40 # percent
|
||||
tau = 25 # us
|
||||
|
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# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
|
||||
p90 = generate_pulse(pw90, amp, tau, '0 0 2 2 1 1 3 3 0 0 2 2 1 1 3 3')
|
||||
p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3')
|
||||
|
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seq = [ p90, p180_2 ]
|
||||
|
||||
# Set some parameters independent of pulse sequence
|
||||
globalparams = {
|
||||
'acq_phase_cycle': '0 0 2 2 1 1 3 3 2 2 0 0 3 3 1 1',
|
||||
'acquisition_time': 204.8, # us
|
||||
'num_acqs': 128, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
|
||||
'ringdown_time': 15, # us
|
||||
'post_acquisition_time': 100, # ms
|
||||
'obs_freq': 42.09, # MHz
|
||||
'nucleus': '139La', # For example, 139La. Will be used in a filename!
|
||||
'comments': 'Cooling from 50 K to 25 K',
|
||||
'title': 'cooldown', # Goes at the beginning of a filename!
|
||||
}
|
||||
update_device_parameters(nmr_daq_scout, globalparams)
|
||||
|
||||
with tnmr_scan(): # Enters a mode of manual file control. Values will now be written into a single file until the context is lost
|
||||
for i in range(10000):
|
||||
scan_sequence(nmr_daq_scout, seq) # Acquire data
|
||||
@@ -0,0 +1,66 @@
|
||||
# *****************************************************************************
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify it under
|
||||
# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
|
||||
# version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
#
|
||||
# Module authors:
|
||||
# Davis V. Garrad <davis.last@psi.ch>
|
||||
# Tina Arh <tina.arh@psi.ch>
|
||||
#
|
||||
# *****************************************************************************
|
||||
|
||||
# Select the parameters that are written under environment in HDF file at every write
|
||||
SetEnvironment(tt, mf, nmr_TSSOP16, nmr_RP100Node_CH1, nmr_RP100Node_CH2, r1, tps)#, ZVLNode)
|
||||
|
||||
# PPMS: Set field & temperature
|
||||
|
||||
#maw(tt, 3) # set PPMS temperature (in Kelvin)
|
||||
#maw(mf, 3) # set the starting PPMS field (in Tesla)
|
||||
#nicossleep(20*60) # 20 minutes
|
||||
# ...
|
||||
|
||||
pw90 = 1 # us
|
||||
amp = 40 # percent
|
||||
tau = 20 # us
|
||||
|
||||
# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
|
||||
p90 = generate_pulse(pw90, amp, tau, '0 0 2 2 1 1 3 3 0 0 2 2 1 1 3 3')
|
||||
p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3')
|
||||
|
||||
seq = [ p90, p180_2 ]
|
||||
|
||||
# Set some parameters independent of pulse sequence
|
||||
globalparams = {
|
||||
'acq_phase_cycle': '0 0 2 2 1 1 3 3 2 2 0 0 3 3 1 1',
|
||||
'acquisition_time': 204.8, # us
|
||||
'num_acqs': 2048, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
|
||||
'ringdown_time': 5, # us
|
||||
'post_acquisition_time': 100, # ms
|
||||
'obs_freq': 42.09, # MHz. Receiver frequency
|
||||
'nucleus': 'NUCMgReS', # For example, 139La. Will be used in a filename!
|
||||
'comments': 'An example of a field scan',
|
||||
'title': 'Bscan', # Goes at the beginning of a filename!
|
||||
}
|
||||
update_device_parameters(nmr_daq_scout, globalparams)
|
||||
|
||||
fields = [ 6.95 + i*5e-2 for i in range(6) ]
|
||||
|
||||
# Estimate the length of scan and multiply by number of fields
|
||||
print(f'Beginning scan. ETA: {timestring(estimate_sequence_length_from_device(nmr_daq_scout, seq)*len(fields))}')
|
||||
|
||||
with tnmr_scan(): # Enters a mode of manual file control. Values will now be written into a single file until the context is lost
|
||||
for field in fields:
|
||||
maw(mf, field) # assuming mf controls the reader's external field strength (PPMS, etc.)
|
||||
|
||||
scan_sequence(nmr_daq_scout, seq) # Acquire data
|
||||
@@ -0,0 +1,76 @@
|
||||
# *****************************************************************************
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify it under
|
||||
# the terms of the GNU General Public License as published by the Free Software
|
||||
# Foundation; either version 2 of the License, or (at your option) any later
|
||||
# version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License along with
|
||||
# this program; if not, write to the Free Software Foundation, Inc.,
|
||||
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
#
|
||||
# Module authors:
|
||||
# Tina Arh <tina.arh@psi.ch>
|
||||
#
|
||||
# *****************************************************************************
|
||||
|
||||
# Select the parameters that are written under environment in HDF file at every write
|
||||
SetEnvironment(tt, mf, nmr_TSSOP16, nmr_RP100Node_CH1, nmr_RP100Node_CH2, r1, tps)#, ZVLNode)
|
||||
|
||||
# PPMS: Set field & temperature
|
||||
|
||||
#maw(tt, 3) # set PPMS temperature (in Kelvin)
|
||||
#maw(mf, 3) # set the starting PPMS field (in Tesla)
|
||||
#nicossleep(20*60) # 20 minutes
|
||||
# ...
|
||||
|
||||
# Create the pulse sequence
|
||||
|
||||
pw90 = 2.5 # us
|
||||
amp = 40 # percent
|
||||
tau = 50 # us
|
||||
|
||||
# generate_pulse(pulse_width, amplitude, delay_time, pulse_cycle)
|
||||
p90 = generate_pulse(pw90, amp, tau, '0 0 2 2 1 1 3 3 0 0 2 2 1 1 3 3')
|
||||
p180_2 = generate_pulse(2*pw90, amp, 0, '1 3 3 1 2 0 0 2 0 2 2 0 3 1 1 3')
|
||||
|
||||
seq = [ p90, p180_2 ]
|
||||
|
||||
# Set some parameters independent of pulse sequence
|
||||
globalparams = {
|
||||
'acq_phase_cycle': '0 0 2 2 1 1 3 3 2 2 0 0 3 3 1 1',
|
||||
'acquisition_time': 204.8, # us
|
||||
'num_acqs': 16, # "1D scans" in TNMR. Our 16-fold phase cycling means this should be a multiple of 16 for proper averaging
|
||||
'ringdown_time': 15, # us
|
||||
'post_acquisition_time': 100, # ms
|
||||
# 'obs_freq': 45.5, # MHz
|
||||
'nucleus': 'NUCMgReS', # For example, 139La. Will be used in a filename!
|
||||
'comments': 'An example of a frequency scan with manual tuning',
|
||||
'title': 'FRscan', # Goes at the beginning of a filename!
|
||||
}
|
||||
update_device_parameters(nmr_daq_scout, globalparams)
|
||||
|
||||
# Choose the frequencies (in MHz)
|
||||
central_frequency = 45.50 # MHz
|
||||
frequency_range = 0.6 # MHz
|
||||
half_N = 3
|
||||
frequencies = [ central_frequency - frequency_range/2 + frequency_range * (i/(2*half_N)) for i in range(0, 2*half_N+1) ]
|
||||
|
||||
# Estimate the length of scan and multiply by number of frequencies
|
||||
print(f'Beginning scan. ETA: {timestring(estimate_sequence_length_from_device(nmr_daq_scout, seq)*len(frequencies))}')
|
||||
|
||||
with tnmr_scan(): # Enters a mode of manual file control. Values will now be written into a single file until the context is lost
|
||||
for fr in frequencies:
|
||||
globalparams['obs_freq']=fr
|
||||
update_device_parameters(nmr_daq_scout, globalparams)
|
||||
|
||||
# Pause to manually tune the frequency
|
||||
print(f'New frequency: {fr:.2f} MHz')
|
||||
pause(f'Tune the resonance circuit to {fr:.2f} MHz and click \'Continue script\' when you are done!')
|
||||
|
||||
scan_sequence(nmr_daq_scout, seq) # Acquire data
|
||||
Reference in New Issue
Block a user