CHOOCH is a program that will automatically determine values of the anomalous scattering factors, 
and 
, directly from experimentally measured X-ray fluorescence data. It outputs the and spectrum and the appropriate X-ray wavelengths to be used for MAD or SAD experiments.
and , directly from experimentally measured X-ray fluorescence data. It outputs the and spectrum and the appropriate X-ray wavelengths to be used for MAD or SAD experiments.The current version 5.0.7 contains the following features.
- Written in C using a minimal set of support libraries
- Command line driven with all options controlled by switches
- Optional PGPLOT visual output (PGPLOT not required for compilation/installation)
- Publication quality PS and PNG output generated on request
- Data fitting and feature extraction based on known/measured beamline energy resolution
- Available with the latest CCP4 distribution
Installing CGraph
Correcting source errors
cgaxes.c
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gfont.c
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