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PYFAI-SAXS(1) User Commands PYFAI-SAXS(1)


PyFAI-saxs - Integrate 2D images into SAXS patterns. Also used in PDF measurements


usage: pyFAI-saxs [options] -n 1000 -p ponifile file1.edf file2.edf ...

Azimuthal integration for SAXS users.

positional arguments:

Image files to integrate

optional arguments:

show this help message and exit
show program's version number and exit
PyFAI parameter file (.poni)
Number of points in radial dimension
wavelength of the X-Ray beam in Angstrom
energy of the X-Ray beam in keV (hc=12.398419843320026keV.A)
dummy value for dead pixels
delta dummy value
name of the file containing the mask image
name of the file containing the dark current
name of the file containing the flat field
Polarization factor, from -1 (vertical) to +1 (horizontal), default is None for no correction, synchrotrons are around 0.95
Error model to use. Currently on 'poisson' is implemented
unit for the radial dimension: can be q_nm^-1, q_A^-1, 2th_deg, 2th_rad or r_mm
extension of the regrouped filename (.dat)
Integration method

pyFAI-saxs is the SAXS script of pyFAI that allows data reduction (azimuthal integration) for Small Angle Scattering with output axis in q space.

November 2021 PyFAI-saxs version 0.20.0 from 21/01/2021