Table 1. Tables of fitted parameters.

‘Merged model’ stands for the merged model for Sheet A and Sheet B.

	Sheet A	Sheet B	merged model
a	1.327448 × 101	7.596000 × 10−1	1.980453 × 100
b	8.988007 × 10−1	1.974052 × 10−1	1.018627 × 100
c	1.169945 × 102	1.797669 × 101	1.565095 × 101
d	−8.334796 × 100	−6.699378 × 100	−6.001808 × 100
Ic	6.636932	3.804651	3.632495
α*	-	-	3.96