musrfit/doc/examples/BMWlibs/BMW_startup.xml

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XML

<?xml version="1.0" encoding="UTF-8"?>
<BMW>
<comment>
BMW_startup.xml
Here some external parameters used in conjunction with the BMWlibs are set.
There are different sections:
* Common parameters which are used for any kind of function
* Parameters for low energy uSR data analysis with given B(z)
* Parameters for bulk uSR data analysis (currently only four model to calculate field distributions for a triangular vortex lattice)
* Parameters for dynamical LF relaxation functions within the BMWlibs (mainly useful for testing purposes)
Common parameters:
- debug : set it to 1 in order to obtain some information what is read from the xml-file
- wisdom : sets the path to an FFTW-wisdom file - if there is no valid wisdom at the given path, wisdom handling will be disabled
- wisdom_float : sets the path to a float-FFTW-wisdom file - if there is no valid wisdom at the given path, wisdom handling will be disabled
(at the moment only used for LF-relaxation functions)
- delta_t : time resolution of P(t) in microseconds
- delta_B : field resolution of P(B) in Gauss
LF-relaxation parameters:
- delta_t_LF : time resolution of P(t) in microseconds for the Laplace transforms involved in the dynamical LF-relaxation calculations
- N_LF : length of the Laplace transforms involved in the dynamical LF-relaxation calculations
LEM parameters (if the LEM tag is present it is expected that the data_path tag contains a valid path):
- data_path, energy_list : Defines path/prefix, energy-labels and energies (keV) of TrimSP-rge-files
The expected file-names are then: data_path + energy_label + .rge
- N_theory : determines the number of points in "real space" where the theory function B(z) will be calculated (if necessary)
bulk parameters:
- N_VortexGrid : determines the number of points used for the calculation of the vortex lattice field distribution (the grid will be N*N)
</comment>
<debug>0</debug>
<wisdom>none</wisdom>
<wisdom_float>none</wisdom_float>
<delta_t>0.01</delta_t>
<delta_B>0.5</delta_B>
<VortexLattice>
<N_VortexGrid>512</N_VortexGrid>
</VortexLattice>
<LFRelaxation>
<delta_t_LF>0.00004</delta_t_LF>
<N_LF>524288</N_LF>
</LFRelaxation>
<LEM>
<data_path>profiles/TestProfile-</data_path>
<N_theory>5000</N_theory>
<energy_list>
<energy_label>02_0</energy_label>
<energy>2.0</energy>
<energy_label>05_0</energy_label>
<energy>5.0</energy>
<energy_label>07_5</energy_label>
<energy>7.5</energy>
<energy_label>10_0</energy_label>
<energy>10.0</energy>
<energy_label>12_0</energy_label>
<energy>12.0</energy>
<energy_label>16_0</energy_label>
<energy>16.0</energy>
<energy_label>18_0</energy_label>
<energy>18.0</energy>
<energy_label>20_0</energy_label>
<energy>20.0</energy>
<energy_label>22_0</energy_label>
<energy>22.0</energy>
<energy_label>24_0</energy_label>
<energy>24.0</energy>
</energy_list>
</LEM>
</BMW>