Table 2 Elemental composition evaluated from EA and conductivity of the as-prepared samples
Samples | C% | N% | O% | C/N | Conductivity |
---|---|---|---|---|---|
S m−1 | |||||
NOAC400 | 89.4 | 4.0 | 5.7 | 22.4 | 57 |
NOAC500 | 91.4 | 3.4 | 4.2 | 26.9 | 48 |
NOAC600 | 93.4 | 3.2 | 2.6 | 29.2 | 46 |
NOAC700 | 94.3 | 2.9 | 2.1 | 32.5 | 52 |
NOAC800 | 95.0 | 2.1 | 2.0 | 45.2 | 51 |