GramCharlierComptonProfile¶
Description¶
The GramCharlierComptonProfile function calculates the Compton profile of a nucleus using a
Gram-Charlier approximation convoluted with an instrument resolution function.
The Gram-Charlier expansion of the Neutron Compton profile,
where,
where
The instrument resolution,
Attributes (non-fitting parameters)¶
Name |
Type |
Default |
Description |
---|---|---|---|
HermiteCoeffs |
Properties (fitting parameters)¶
Name |
Default |
Description |
---|---|---|
Mass |
0.0 |
Atomic mass (amu) |
Width |
1.0 |
Gaussian width parameter |
FSECoeff |
1.0 |
FSE coefficient k |
References¶
[1] Pantalei C, Pietropaolo A, Senesi R, Imberti S, Andreani C, Mayers J, et al. Proton Momentum Distribution of Liquid Water from Room Temperature to the Supercritical Phase. Phys Rev Lett 2008;100. https://doi.org/10.1103/physrevlett.100.177801.
Categories: FitFunctions | General
Source¶
C++ header: GramCharlierComptonProfile.h
C++ source: GramCharlierComptonProfile.cpp