Parameter:    'scale'    , value=0.964762 +/- 0.00291, bounds=[0.7, 1.2]
Parameter:     'bkg'     , value=4.47323e-09 +/- 1.53e-08, bounds=[0.0, 2e-06]
Parameter:'polymer - thick', value=531.219  +/- 200 , bounds=[120.0, 600.0]
Parameter:'polymer - sld', value=0.810988 +/- 0.00589, bounds=[0.6, 1.1]
Parameter:'polymer - rough', value=10.5016 +/- 19.2 , bounds=[0.01, 50.0]
Parameter:'sio2 - thick' , value=10.9055 +/- 0.58 , bounds=[1.0, 25.0]
Parameter:'sio2 - rough' , value=5.88214 +/- 0.795, bounds=[0.1, 8.0]
Parameter: 'si - rough'  , value=0.53048 +/- 1.67 , bounds=[0.01, 5.0]
