Parameter:    'scale'    , value=0.91034 +/- 0.00255, bounds=[0.7, 1.2]
Parameter:     'bkg'     , value=7.42651e-09 +/- 3.37e-08, bounds=[0.0, 2e-06]
Parameter:'polymer - thick', value=197.045 +/- 0.497, bounds=[120.0, 400.0]
Parameter:'polymer - sld', value=0.879637 +/- 0.00383, bounds=[0.6, 1.1]
Parameter:'polymer - rough', value=8.86414 +/- 0.411, bounds=[0.01, 50.0]
Parameter:'sio2 - thick' , value=8.90512 +/- 0.433, bounds=[1.0, 25.0]
Parameter:'sio2 - rough' , value=0.396048 +/- 1.06 , bounds=[0.1, 8.0]
Parameter: 'si - rough'  , value=4.57663 +/- 1.61 , bounds=[0.01, 5.0]
