The thickness (twice 1. moment) of the PB calculates to 1187.1335531593656 A. The profile description is:
Parameter:    'scale'    , value=1.01007 +/- 0.00206, bounds=[0.8, 1.5]
Parameter:     'bkg'     , value=2.30429e-06 +/- 1.37e-07, bounds=[1e-08, 5e-05]
Parameter:'sio2 - volfrac solvent', value=0.069686 +/- 0.0182, bounds=[0.0, 0.1]
Parameter:'polymer - thick', value=11.1506 +/- 13.9 , bounds=[1.0, 50.0]
Parameter:'polymer - rough', value=1.31891 +/- 0.342, bounds=[0.05, 6.0]
Parameter:'polymer - volfrac solvent', value=0.213941 +/- 0.0105, bounds=[0.0, 0.4]
Parameter:'freeform vfp - spline dzf[0]', value=0.197903 +/- 0.0539, bounds=[0.001, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[1]', value=0.20748 +/- 0.0548, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[2]', value=0.10605 +/- 0.0279, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[3]', value=0.071812 +/- 0.0191, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[4]', value=0.0965957 +/- 0.0382, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline dzf[5]', value=0.193257 +/- 0.0458, bounds=[0.01, 0.24285714285714285]
Parameter:'freeform vfp - spline vff[0]', value=0.694644 +/- 0.0301, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[1]', value=0.470991 +/- 0.0518, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[2]', value=0.281145 +/- 0.0446, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[3]', value=0.290614 +/- 0.0398, bounds=[0.01, 1.0]
Parameter:'freeform vfp - spline vff[4]', value=0.975171 +/- 0.116, bounds=[0.01, 1.0]
Parameter:'solvent - sld', value=6.31742 +/- 0.00528, bounds=[6.0, 6.4]
