Project Status Installation Documentation 
[ Identification  Description  Input parameters  Output parameters  Links ] The
Xray source with Gaussian or uniform divergence

Name  Unit  Description  Default 

spectrum_file  NULL  
xwidth  m  Width of source  
yheight  m  Height of source  
focus_xw  0  
focus_yh  0  
dist  0  
focus_aw  rd  FWHM (Gaussian) or maximal (uniform) horz. width divergence  
focus_ah  rd  FWHM (Gaussian) or maximal (uniform) vert. height divergence  
E0  keV  Mean energy of Xrays.  0 
dE  keV  Energy spread of Xrays.  0 
lambda0  AA  Mean wavelength of Xrays (only relevant for E0=0)  0 
dlambda  AA  Wavelength half spread of Xrays.  0 
flux  1/(s*cm**2*st*energy unit)  flux per energy unit, Angs or meV  0 
gauss  1  Criterion: 0: uniform, 1: Gaussian distribution of energy/wavelength  0 
gauss_a  1  Criterion: 0: uniform, 1: Gaussian divergence distribution  0 
incoherent  1  
phase  0 
Name  Unit  Description  Default 

prms  
thetah  
thetav  
sigmah  rad  parameter 'sigma' of the Gaussian distribution for horizontal divergence  
sigmav  rad  parameter 'sigma' of the Gaussian distribution for vertical divergence  
tan_h  
tan_v  
p_init    normalisation factor 1/'neutron_count'  
dist  0 
Source_div.comp
.
[ Identification  Description  Input parameters  Output parameters  Links ]
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