The thickness (twice 1. moment) of the PB calculates to 66.93518515268252 A. The profile description is:
Parameter:    'scale'    , value=0.891395 +/- 0.00222, bounds=[0.8, 1.5]
Parameter:     'bkg'     , value=1.09543e-07 +/- 3.35e-07, bounds=[1e-08, 5e-05]
Parameter:'sio2 - volfrac solvent', value=0.072991 +/- 0.0292, bounds=[0.0, 0.1]
Parameter:'polymer - thick', value=16.8022 +/- 2.96 , bounds=[1.0, 50.0]
Parameter:'polymer - rough', value=1.88832 +/- 1.36 , bounds=[0.05, 6.0]
Parameter:'polymer - volfrac solvent', value=0.188289 +/- 0.0247, bounds=[0.0, 0.4]
Parameter:'freeform vfp - adsorbed amount', value=38.6236 +/- 2.02 , bounds=[36.800000000000004, 56.0]
Parameter:'freeform vfp - spline dzf[0]', value=0.127632 +/- 0.051, bounds=[0.001, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[1]', value=0.170813 +/- 0.0495, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[2]', value=0.205048 +/- 0.0468, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[3]', value=0.0461613 +/- 0.0783, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[4]', value=0.13865 +/- 0.0502, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[5]', value=0.240222 +/- 0.066, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline vff[0]', value=0.404539 +/- 0.0766, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[1]', value=0.262803 +/- 0.0333, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[2]', value=0.933845 +/- 0.111, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[3]', value=0.478061 +/- 0.0854, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[4]', value=0.471395 +/- 0.255, bounds=[0.0, 1.0]
Parameter:'solvent - sld', value=6.14676 +/- 0.00253, bounds=[6.0, 6.4]
