mcsas.models.gaussianchain module¶

class GaussianChain[source]¶

Bases: bases.model.sasmodel.SASModel

Form factor of flexible polymer chains which are not selfavoiding and obey Gaussian statistics after [Debye47]

See also: http://sasfit.sf.net/manual/Gaussian_Chain#Gauss_2

P. Debye, Mollecular-weight determination by light scattering, Journal of Physical and Colloid Chemistry, 51:18–32, 1947.

I_0 = (bp - (k * Rg^2) * eta_s)^2 with k = 1 nm. k * Rg^2 = volume approximation

fixTestParams = functools.partial(<function GaussianChain.fixTestParams>, <class 'models.gaussianchain.GaussianChain'>)¶

formfactor(dataset)[source]¶: Warning

method ‘models.gaussianchain.GaussianChain.formfactor’ undocumented

parameters = (None, None, None, None)¶

shortName = 'Gaussian Chain'¶

volume()[source]¶: Warning

method ‘models.gaussianchain.GaussianChain.volume’ undocumented

Parameter(*args, **kwargs)¶: Warning

function ‘models.gaussianchain.Parameter’ undocumented

test()[source]¶: Warning

function ‘models.gaussianchain.test’ undocumented