(x, y)

[4]Al (%)

[5]Al (%)

[6]Al (%)

[5]Al + [6]Al (%)

(6, 0)

99

1

~0

1

(4.8, 0.4)

89

11

~0

11

(3.96, 0.66)

82

15

3

18

(3, 1)

72

22

6

28

(1.98, 1.32)

67

25

8

33

(1.2, 1.6)

57

30

13

43

(0, 2)

48

36

16

52