37 lines
1.5 KiB
Matlab
37 lines
1.5 KiB
Matlab
function [Data,params] = load_bruker(path)
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%LOAD_MATLAB imports TR-EPR data recorded with Bruker's xEPR
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% Usage: ['data_as_double','struct_with_parameters'] = load_bruker('C:/full/path/to/file.mat')
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%
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% Imports data recorded by xEPR, where x axis is time and y axis is
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% magnetic field.
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% PATH can be either pointing to .DSC or .DTA, but both need to be there
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% and in the same folder. PATH must also contain forwardslashes only.
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% The params struct contains metadata of the measurement and is displayed
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% in the command window when calling the function.
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%
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% Note that this funtion is dependent on easyspin.
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%load Bruker data with help of easyspin
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[bruker_axes,Data,bruker_params] = eprload(path);
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%assign metadata to custom params struct
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params.Field_Center = bruker_params.YMIN + 0.5*bruker_params.YWID;
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params.Field_Sweep = bruker_params.YWID;
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params.Field_Step = bruker_params.YWID / (bruker_params.YPTS-1);
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params.Accumulations = bruker_params.AVGS;
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params.laser_shotreprate = "NOT RECORDED";
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params.Field_Start = bruker_params.YMIN;
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params.Field_End = bruker_params.YMIN + bruker_params.YWID;
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params.Field_Vector = cell2mat(bruker_axes(1,2));
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params.mwFreq = bruker_params.MWFQ / 1e9;
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params.mwPower = bruker_params.MWPW * 1e3;
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params.QValue = "NOT RECORDED";
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params.mwAtten = str2double(extractBefore(string(bruker_params.PowerAtten),' '));
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params.mwFreqs = "NOT RECORDED";
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params.Name = string(bruker_params.TITL);
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%echo what information is contained in the structure called 'params'
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params
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end
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