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fileformat:prm
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fileformat:prm [2019/11/28 13:40] smerkel |
fileformat:prm [2019/11/28 13:44] smerkel |
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| - | * **Cell parameters**: cell_a, cell_b, cell_c in Angstrom; cell_alpha, cell_beta, cell_gamma in degrees (typically taken from [[software:maud|Maud]] refinement) | + | Information in the ''prm'' file are |
| + | * **Cell parameters**: cell_a, cell_b, cell_c in Angstrom; cell_alpha, cell_beta, cell_gamma in degrees (typically taken from [[software:maud|Maud]] refinement and can be [[processing:compute_gvectors|refined using ImageD11]]) | ||
| * **Lattice type**: P = primitive, F = face-centered, A = A-centered, ... | * **Lattice type**: P = primitive, F = face-centered, A = A-centered, ... | ||
| - | * **Distance** = sample-detector distance in µm (typically taken from [[software:maud|Maud]] refinement) | + | * **Distance** = sample-detector distance in µm (typically taken from [[software:maud|Maud]] refinement and can be [[processing:compute_gvectors|refined using ImageD11]]) |
| * **O-matrix** (check the [[dac_experiments:geometry|concept of the O-matrix]] if you are not sure) | * **O-matrix** (check the [[dac_experiments:geometry|concept of the O-matrix]] if you are not sure) | ||
| * **Omegasign** = rotation direction (1 = clockwise, -1 = counterclockwise) | * **Omegasign** = rotation direction (1 = clockwise, -1 = counterclockwise) | ||
| - | * **Tilt**: Be careful with this one: Tilt in ImageD11 is sometimes not the same as tilt in other software! (usually keep 0 and refine later) | + | * **Tilt**: Be careful with this one: Tilt in ImageD11 is sometimes not the same as tilt in other software! (usually keep 0 and [[processing:compute_gvectors|refined later using ImageD11]]) |
| * **Wavelength** in Angstrom | * **Wavelength** in Angstrom | ||
| * **y_size**, **z_size**: size of one pixel in y direction and z direction in µm | * **y_size**, **z_size**: size of one pixel in y direction and z direction in µm | ||
| - | * **y_center**, **z_center**: pixel coordinates of the beam center (usually taken from [[software:dioptas|Dioptas calibration]]: ''y_center = Dioptas Center X'' and ''z_center = 2048 - Dioptas Center Y'') | + | * **y_center**, **z_center**: pixel coordinates of the beam center (usually taken from [[software:dioptas|Dioptas calibration]]: ''y_center = Dioptas Center X'' and ''z_center = 2048 - Dioptas Center Y'' and can be [[processing:compute_gvectors|refined using ImageD11]]) |
| - | * Supplementary parameter **cell_sg**. You can also provide your material space group. This has to be done manually with a text editor and can not be done using the Graphical User Interface. If the space group is provided, ImageD11 will use xfab for generate unique hkls. | + | * Supplementary optional parameter **cell_sg**. You can also provide your material space group. This has to be done manually with a text editor and can not be done using the Graphical User Interface. If the space group is provided, ImageD11 will use xfab for generate unique hkls. |
fileformat/prm.txt · Last modified: 2019/11/28 15:38 by smerkel
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