Table 3: Bradley fitting of the concentration of Al and Cu varied with the area of S-phase.

Element

Cu

Al

Model

Bradley

Bradley

Function

y = a*ln(-b*ln(x))

y = a*ln(-b*ln(x))

a

13.17

-25.98

b

-1.30

-0.03

Reduced Chi-Sqr

20.65

83.97