Samples

Chemical composition (wt %)

C

O

Hf

化学式

PHCO-1000

14.18

14.17

71.65

C_2.9O_2.2Hf

PHCO-1200

11.15

10.68

78.17

C_2.1O_1.5Hf

PHCO-1200-V

9.24

8.78

81.98

C_1.7O_1.2Hf

PHCO-1400

3.35

3.82

92.83

C_0.5O_0.4Hf

PHCO-1400-V

4.89

2.77

92.34

C_0.8O_0.3Hf

PHCO-1600

3.58

3.60

92.82

C_0.6O_0.4Hf

PHCO-1600-V

4.59

1.89

93.52

C_0.7O_0.2Hf