Element

O

Co

Bi

Fe

Ferrite composition

Element %

Atomic %

Element %

Atomic %

Element %

Atomic %

Element %

Atomic %

CoFe₂ O₄

26.34

54.76

26.27

16.23

--

--

47.39

29.01

CoBi_0.05 Fe_1.95O₄

25.57

55.85

25.26

15.33

4.25

0.71

44.92

28.11

CoBi_0.10 Fe_1.90O₄

27.01

57.31

24.90

15.23

6.14

1.14

41.95

26.32

CoBi_0.15 Fe_1.85O₄

24.85

58.12

24.32

15.12

8.94

1.42

41.89

25.34

CoBi_0.20 Fe_1.80O₄

26.63

59.14

23.13

14.22

10.49

1.92

39.75

24.72

CoBi_0.25 Fe_1.75O₄

23.65

58.91

22.87

13.98

15.46

2.94

38.02

24.17